結果
問題 | No.804 野菜が苦手 |
ユーザー |
![]() |
提出日時 | 2019-03-22 21:27:46 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 50,417 bytes |
コンパイル時間 | 3,364 ms |
コンパイル使用メモリ | 227,072 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-09-19 02:47:22 |
合計ジャッジ時間 | 3,472 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 18 |
ソースコード
//todo 文字数を少なくする//#pragma GCC optimize ("-O3")#include <bits/stdc++.h>using namespace std;//@起動時struct initon {initon() {cin.tie(0);ios::sync_with_stdio(false);cout.setf(ios::fixed);cout.precision(16);srand((unsigned) clock() + (unsigned) time(NULL));};} __initon;//衝突対策#define ws ___ws//@必須構造struct T {int f, s, t;T() { f = -1, s = -1, t = -1; }T(int f, int s, int t) : f(f), s(s), t(t) {}bool operator<(const T &r) const {return f != r.f ? f < r.f : s != r.s ? s < r.s : t < r.t;//return f != r.f ? f > r.f : s != r.s ? s > r.s : t > r.t; 大きい順}bool operator>(const T &r) const {return f != r.f ? f > r.f : s != r.s ? s > r.s : t > r.t;//return f != r.f ? f > r.f : s != r.s ? s > r.s : t > r.t; 小さい順}bool operator==(const T &r) const {return f == r.f && s == r.s && t == r.t;}bool operator!=(const T &r) const {return f != r.f || s != r.s || t != r.t;}int operator[](int i) {assert(i < 3);return i == 0 ? f : i == 1 ? s : t;}};struct F {int a, b, c, d;F() { a = -1, b = -1, c = -1, d = -1; }F(int a, int b, int c, int d) : a(a), b(b), c(c), d(d) {}bool operator<(const F &r) const {return a != r.a ? a < r.a : b != r.b ? b < r.b : c != r.c ? c < r.c : d < r.d;// return a != r.a ? a > r.a : b != r.b ? b > r.b : c != r.c ? c > r.c : d > r.d;}bool operator>(const F &r) const {return a != r.a ? a > r.a : b != r.b ? b > r.b : c != r.c ? c > r.c : d > r.d;// return a != r.a ? a < r.a : b != r.b ? b < r.b : c != r.c ? c < r.c : d < r.d;}bool operator==(const F &r) const {return a == r.a && b == r.b && c == r.c && d == r.d;}bool operator!=(const F &r) const {return a != r.a || b != r.b || c != r.c || d != r.d;}int operator[](int i) {assert(i < 4);return i == 0 ? a : i == 1 ? b : i == 2 ? c : d;}};T mt(int a, int b, int c) {return T(a, b, c);}//@マクロ省略系 型,構造#define int long long#define ll long long#define double long double#define ull unsigned long longusing dou = double;using itn = int;using str = string;using bo= bool;#define au autousing P = pair<ll, ll>;#define fi first#define se second#define vec vector#define beg begin#define rbeg rbegin#define con continue#define bre break#define brk break#define is ==//マクロ省略系 コンテナusing vi = vector<int>;#define _overloadvvi(_1, _2, _3, _4, name, ...) name#define vvi0() vec<vi>#define vvi1(a) vec<vi> a#define vvi2(a, b) vec<vi> a(b)#define vvi3(a, b, c) vec<vi> a(b,vi(c))#define vvi4(a, b, c, d) vec<vi> a(b,vi(c,d))#define vvi(...) _overloadvvi(__VA_ARGS__,vvi4,vvi3,vvi2 ,vvi1,vvi0)(__VA_ARGS__)using vl = vector<ll>;#define _overloadvvl(_1, _2, _3, _4, name, ...) name#define vvl1(a) vec<vl> a#define vvl2(a, b) vec<vl> a(b)#define vvl3(a, b, c) vec<vl> a(b,vl(c))#define vvl4(a, b, c, d) vec<vl> a(b,vl(c,d))#define vvl(...) _overloadvvl(__VA_ARGS__,vvl4,vvl3,vvl2 ,vvl1)(__VA_ARGS__)using vb = vector<bool>;#define _overloadvvb(_1, _2, _3, _4, name, ...) name#define vvb1(a) vec<vb> a#define vvb2(a, b) vec<vb> a(b)#define vvb3(a, b, c) vec<vb> a(b,vb(c))#define vvb4(a, b, c, d) vec<vb> a(b,vb(c,d))#define vvb(...) _overloadvvb(__VA_ARGS__,vvb4,vvb3,vvb2 ,vvb1)(__VA_ARGS__)using vs = vector<string>;#define _overloadvvs(_1, _2, _3, _4, name, ...) name#define vvs1(a) vec<vs> a#define vvs2(a, b) vec<vs> a(b)#define vvs3(a, b, c) vec<vs> a(b,vs(c))#define vvs4(a, b, c, d) vec<vs> a(b,vs(c,d))#define vvs(...) _overloadvvs(__VA_ARGS__,vvs4,vvs3,vvs2 ,vvs1)(__VA_ARGS__)using vd = vector<double>;#define _overloadvvd(_1, _2, _3, _4, name, ...) name#define vvd1(a) vec<vd> a#define vvd2(a, b) vec<vd> a(b)#define vvd3(a, b, c) vec<vd> a(b,vd(c))#define vvd4(a, b, c, d) vec<vd> a(b,vd(c,d))#define vvd(...) _overloadvvd(__VA_ARGS__,vvd4,vvd3,vvd2 ,vvd1)(__VA_ARGS__)using vc=vector<char>;#define _overloadvvc(_1, _2, _3, _4, name, ...) name#define vvc1(a) vec<vc> a#define vvc2(a, b) vec<vc> a(b)#define vvc3(a, b, c) vec<vc> a(b,vc(c))#define vvc4(a, b, c, d) vec<vc> a(b,vc(c,d))#define vvc(...) _overloadvvc(__VA_ARGS__,vvc4,vvc3,vvc2 ,vvc1)(__VA_ARGS__)using vp = vector<P>;#define _overloadvvp(_1, _2, _3, _4, name, ...) name#define vvp1(a) vec<vp> a#define vvp2(a, b) vec<vp> a(b)#define vvp3(a, b, c) vec<vp> a(b,vp(c))#define vvp4(a, b, c, d) vec<vp> a(b,vp(c,d))using vt = vector<T>;#define _overloadvvt(_1, _2, _3, _4, name, ...) name#define vvt1(a) vec<vt> a#define vvt2(a, b) vec<vt> a(b)#define vvt3(a, b, c) vec<vt> a(b,vt(c))#define vvt4(a, b, c, d) vec<vt> a(b,vt(c,d))#define v3i(a, b, c, d) vector<vector<vi>> a(b, vector<vi>(c, vi(d)))#define v3d(a, b, c, d) vector<vector<vd>> a(b, vector<vd>(c, vd(d)))#define v3m(a, b, c, d) vector<vector<vm>> a(b, vector<vm>(c, vm(d)))#define _vvi vector<vi>#define _vvl vector<vl>#define _vvb vector<vb>#define _vvs vector<vs>#define _vvd vector<vd>#define _vvc vector<vc>#define _vvp vector<vp>#define PQ priority_queue<ll, vector<ll>, greater<ll> >#define tos to_stringusing mapi = map<int, int>;using mapd = map<dou, int>;using mapc = map<char, int>;using maps = map<str, int>;using seti = set<int>;using setd = set<dou>;using setc = set<char>;using sets = set<str>;using qui = queue<int>;#define bset bitset#define uset unordered_set#define mset multiset#define umap unordered_map#define umapi unordered_map<int,int>#define umapp unordered_map<P,int>#define mmap multimap//マクロ 繰り返し#define _overloadrep(_1, _2, _3, _4, name, ...) name# define _rep(i, n) for(int i = 0,_lim=n; i < _lim ; i++)#define repi(i, m, n) for(int i = m,_lim=n; i < _lim ; i++)#define repadd(i, m, n, ad) for(int i = m,_lim=n; i < _lim ; i+= ad)#define rep(...) _overloadrep(__VA_ARGS__,repadd,repi,_rep,)(__VA_ARGS__)#define _rer(i, n) for(int i = n; i >= 0 ; i--)#define reri(i, m, n) for(int i = m,_lim=n; i >= _lim ; i--)#define rerdec(i, m, n, dec) for(int i = m,_lim=n; i >= _lim ; i-=dec)#define rer(...) _overloadrep(__VA_ARGS__,rerdec,reri,_rer,)(__VA_ARGS__)#define fora(a, b) for(auto&& a : b)#define forg(gi, ve) for (int gi = 0, f, t, c; gi < ve.size() && (f = ve[gi].from, t = ve[gi].to, c = ve[gi].cost, true); gi++)#define fort(gi, ve) for (int gi = 0, f, t, c; gi < ve.size() && (f = ve[gi].from, t = ve[gi].to, c = ve[gi].cost, true); gi++)if(t!=p)//#define fort(gi, ve) for (int gi = 0, f, t, c;gi<ve.size()&& (gi+= (ve[gi].to==p))< ve.size() && (f = ve[gi].from,t=ve[gi].to, c = ve[gi].cost,true); gi++)//マクロ 定数#define k3 1010#define k4 10101#define k5 101010#define k6 1010101#define k7 10101010const int inf = (int) 1e9 + 100;const ll linf = (ll) 1e18 + 100;const double eps = 1e-9;const double PI = 3.1415926535897932384626433832795029L;ll ma = numeric_limits<ll>::min();ll mi = numeric_limits<ll>::max();const int y4[] = {-1, 1, 0, 0};const int x4[] = {0, 0, -1, 1};const int y8[] = {0, 1, 0, -1, -1, 1, 1, -1};const int x8[] = {1, 0, -1, 0, 1, -1, 1, -1};//マクロ省略形 関数等#define arsz(a) (sizeof(a)/sizeof(a[0]))#define sz(a) ((int)(a).size())#define rs resize#define mp make_pair#define pb push_back#define pf push_front#define eb emplace_back#define all(a) (a).begin(),(a).end()#define rall(a) (a).rbegin(),(a).rend()//@拡張系 こう出来るべきというもの//埋め込み 存在を意識せずに機能を増やされているものnamespace std {template<> class hash<std::pair<signed, signed>> {public:size_t operator()(const std::pair<signed, signed> &x) const {return hash<ll>()(((ll) x.first << 32) + x.second);}};template<> class hash<std::pair<ll, ll>> {public://大きいllが渡されると、<<32でオーバーフローするがとりあえず問題ないと判断size_t operator()(const std::pair<ll, ll> &x) const {return hash<ll>()(((ll) x.first << 32) + x.second);}};}istream &operator>>(istream &iss, P &a) {iss >> a.first >> a.second;return iss;}template<typename T> istream &operator>>(istream &iss, vector<T> &vec) {for (T &x: vec) iss >> x;return iss;}ostream &operator<<(ostream &os, P p) {os << p.fi << " " << p.se << endl;return os;}ostream &operator<<(ostream &os, T p) {os << p.f << " " << p.s << " " << p.t;return os;}ostream &operator<<(ostream &os, F p) {os << p.a << " " << p.b << " " << p.c << " " << p.d;return os;}template<typename T> ostream &operator<<(ostream &os, vector <T> &vec) {for (int i = 0; i < vec.size(); i++)os << vec[i] << (i + 1 == vec.size() ? "" : " ");return os;}template<typename T> ostream &operator<<(ostream &os, vector <vector<T>> &vec) {for (int i = 0; i < vec.size(); i++) {for (int j = 0; j < vec[0].size(); j++) {os << vec[i][j];}os << endl;}return os;}template<typename V, typename H> void resize(vector<V> &vec, const H head) { vec.resize(head); }template<typename V, typename H, typename ... T> void resize(vector<V> &vec, const H &head, const T ... tail) {vec.resize(head);for (auto &v: vec) resize(v, tail...);}template<typename T, typename _Pr> bool all_of(const vector<T> &vec, _Pr pred) { return std::all_of(vec.begin(), vec.end(), pred); }template<typename T, typename _Pr> bool any_of(const vector<T> &vec, _Pr pred) { return std::any_of(vec.begin(), vec.end(), pred); }template<typename T, typename _Pr> bool none_of(const vector<T> &vec, _Pr pred) { return std::none_of(vec.begin(), vec.end(), pred); }template<typename T, typename _Pr> const typename vector<T>::const_iterator find_if(const vector<T> &vec, _Pr pred) { return std::find_if(vec.begin(), vec.end(), pred); }template<typename T> bool contains(const vector<T> &vec, const T &val) { return std::find(vec.begin(), vec.end(), val) != vec.end(); }template<typename T, typename _Pr> bool contains_if(const vector<T> &vec, _Pr pred) { return std::find_if(vec.begin(), vec.end(), pred) != vec.end(); }template<class T> void replace(vector<T> &a, T key, T v) { replace(a.begin(), a.end(), key, v); }template<class T> bool includes(vector<T> &a, vector<T> &b) {vi c = a;vi d = b;sort(all(c));sort(all(d));return includes(all(c), all(d));}template<class T> bool is_permutation(vector<T> &a, vector<T> &b) { return is_permutation(all(a), all(b)); }template<class T> bool next_permutation(vector<T> &a) { return next_permutation(all(a)); }template<class T> T pop(set<T> &set) {T res = *set.begin();set.erase(set.find(res));return res;}template<class T> T pop(mset<T> &set) {T res = *set.begin();set.erase(set.find(res));return res;}template<class T> T popBack(set<T> &set) {T res = *set.rbegin();set.erase(set.find(res));return res;}template<class T> T popBack(mset<T> &set) {T res = *set.rbegin();set.erase(set.find(res));return res;}inline void sort(string &a) { sort(a.begin(), a.end()); }template<class T> inline void sort(vector<T> &a) { sort(a.begin(), a.end()); };template<class T> inline void sort(vector<T> &a, int len) { sort(a.begin(), a.begin() + len); };template<class T, class F> inline void sort(vector<T> &a, F f) { sort(a.begin(), a.end(), [&](T l, T r) { return f(l) < f(r); }); };enum ___pcomparator {fisi, fisd, fdsi, fdsd, sifi, sifd, sdfi, sdfd};inline void sort(vector<P> &a, ___pcomparator type) {switch (type) {case fisi:sort(all(a), [&](P l, P r) { return l.fi != r.fi ? l.fi < r.fi : l.se < r.se; });break;case fisd:sort(all(a), [&](P l, P r) { return l.fi != r.fi ? l.fi < r.fi : l.se > r.se; });break;case fdsi:sort(all(a), [&](P l, P r) { return l.fi != r.fi ? l.fi > r.fi : l.se < r.se; });break;case fdsd:sort(all(a), [&](P l, P r) { return l.fi != r.fi ? l.fi > r.fi : l.se > r.se; });break;case sifi:sort(all(a), [&](P l, P r) { return l.se != r.se ? l.se < r.se : l.fi < r.fi; });break;case sifd:sort(all(a), [&](P l, P r) { return l.se != r.se ? l.se < r.se : l.fi > r.fi; });break;case sdfi:sort(all(a), [&](P l, P r) { return l.se != r.se ? l.se > r.se : l.fi < r.fi; });break;case sdfd:sort(all(a), [&](P l, P r) { return l.se != r.se ? l.se > r.se : l.fi > r.fi; });break;}};inline void sort(vector<T> &a, ___pcomparator type) {switch (type) {case fisi:sort(all(a), [&](T l, T r) { return l.f != r.f ? l.f < r.f : l.s < r.s; });break;casefisd:sort(all(a), [&](T l, T r) { return l.f != r.f ? l.f < r.f : l.s > r.s; });break;casefdsi:sort(all(a), [&](T l, T r) { return l.f != r.f ? l.f > r.f : l.s < r.s; });break;casefdsd:sort(all(a), [&](T l, T r) { return l.f != r.f ? l.f > r.f : l.s > r.s; });break;casesifi:sort(all(a), [&](T l, T r) { return l.s != r.s ? l.s < r.s : l.f < r.f; });break;casesifd:sort(all(a), [&](T l, T r) { return l.s != r.s ? l.s < r.s : l.f > r.f; });break;casesdfi:sort(all(a), [&](T l, T r) { return l.s != r.s ? l.s > r.s : l.f < r.f; });break;casesdfd:sort(all(a), [&](T l, T r) { return l.s != r.s ? l.s > r.s : l.f > r.f; });break;}};template<class T> inline void rsort(vector<T> &a) { sort(a.begin(), a.end(), greater<T>()); };template<class T> inline void rsort(vector<T> &a, int len) { sort(a.begin(), a.begin() + len, greater<T>()); };template<class U, class F> inline void rsort(vector<U> &a, F f) { sort(a.begin(), a.end(), [&](U l, U r) { return f(l) > f(r); }); };template<class U> inline void sortp(vector<U> &a, vector<U> &b) {vp c;int n = sz(a);assert(n == sz(b));rep(i, n)c.eb(a[i], b[i]);sort(c);rep(i, n) {a[i] = c[i].first;b[i] = c[i].second;;}};//F = T<T>//例えばreturn p.fi + p.se;template<class U, class F> inline void sortp(vector<U> &a, vector<U> &b, F f) {vp c;int n = sz(a);assert(n == sz(b));rep(i, n)c.eb(a[i], b[i]);sort(c, f);rep(i, n) {a[i] = c[i].first;b[i] = c[i].second;}};template<class U, class F> inline void sortp(vector<U> &a, vector<U> &b, char type) {vp c;int n = sz(a);assert(n == sz(b));rep(i, n)c.eb(a[i], b[i]);sort(c, type);rep(i, n) {a[i] = c[i].first;b[i] = c[i].second;}};template<class U> inline void rsortp(vector<U> &a, vector<U> &b) {vp c;int n = sz(a);assert(n == sz(b));rep(i, n)c.eb(a[i], b[i]);rsort(c);rep(i, n) {a[i] = c[i].first;b[i] = c[i].second;}};template<class U, class F> inline void rsortp(vector<U> &a, vector<U> &b, F f) {vp c;int n = sz(a);assert(n == sz(b));rep(i, n)c.eb(a[i], b[i]);rsort(c, f);rep(i, n) {a[i] = c[i].first;b[i] = c[i].second;}};template<class U> inline void sortt(vector<U> &a, vector<U> &b, vector<U> &c) {vt r;int n = sz(a);assert(n == sz(b));assert(n == sz(c));rep(i, n)r.eb(a[i], b[i], c[i]);sort(r);rep(i, n) {a[i] = r[i].f;b[i] = r[i].s;c[i] = r[i].t;}};template<class U, class F> inline void sortt(vector<U> &a, vector<U> &b, vector<U> &c, F f) {vt r;int n = sz(a);assert(n == sz(b));assert(n == sz(c));rep(i, n)r.eb(a[i], b[i], c[i]);sort(r, f);rep(i, n) {a[i] = r[i].f;b[i] = r[i].s;c[i] = r[i].t;}};template<class U, class F> inline void rsortt(vector<U> &a, vector<U> &b, vector<U> &c, F f) {vt r;int n = sz(a);assert(n == sz(b));assert(n == sz(c));rep(i, n)r.eb(a[i], b[i], c[i]);rsort(r, f);rep(i, n) {a[i] = r[i].f;b[i] = r[i].s;c[i] = r[i].t;}};template<class T> inline void sort2(vector<vector<T>> &a) { for (int i = 0, n = a.size(); i < n; i++)sort(a[i]); }template<class T> inline void rsort2(vector<vector<T>> &a) { for (int i = 0, n = a.size(); i < n; i++)rsort(a[i]); }template<typename A, size_t N, typename T> void fill(A (&a)[N], const T &v) { rep(i, N)a[i] = v; }template<typename A, size_t N, size_t O, typename T> void fill(A (&a)[N][O], const T &v) { rep(i, N)rep(j, O)a[i][j] = v; }template<typename A, size_t N, size_t O, size_t P, typename T> void fill(A (&a)[N][O][P], const T &v) { rep(i, N)rep(j, O)rep(k, P)a[i][j][k] = v; }template<typename A, size_t N, size_t O, size_t P, size_t Q, typename T> void fill(A (&a)[N][O][P][Q], const T &v) { rep(i, N)rep(j, O)rep(k, P)rep(l, Q)a[i][j][k][l] = v; }template<typename A, size_t N, size_t O, size_t P, size_t Q, size_t R, typename T> void fill(A (&a)[N][O][P][Q][R], const T &v) { rep(i, N)rep(j, O)rep(k, P)rep(l, Q)rep(m, R)a[i][j][k][l][m] = v; }template<typename A, size_t N, size_t O, size_t P, size_t Q, size_t R, size_t S, typename T> void fill(A (&a)[N][O][P][Q][R][S], const T &v) { rep(i, N)rep(j, O)rep(k, P)rep(l, Q)rep(m, R)rep(n, S)a[i][j][k][l][m][n] = v; }template<typename V, typename T>void fill(V &xx, const T vall) {xx = vall;}template<typename V, typename T>void fill(vector<V> &vecc, const T vall) {for (auto &&vx: vecc) fill(vx, vall);}//@汎用便利関数 入力template<typename T = int> T _in() {T x;cin >> x;return (x);}#define _overloadin(_1, _2, _3, _4, name, ...) name#define in0() _in()#define in1(a) cin>>a#define in2(a, b) cin>>a>>b#define in3(a, b, c) cin>>a>>b>>c#define in4(a, b, c, d) cin>>a>>b>>c>>d#define in(...) _overloadin(__VA_ARGS__,in4,in3,in2 ,in1,in0)(__VA_ARGS__)#define _overloaddin(_1, _2, _3, _4, name, ...) name#define din1(a) int a;cin>>a#define din2(a, b) int a,b;cin>>a>>b#define din3(a, b, c) int a,b,c;cin>>a>>b>>c#define din4(a, b, c, d) int a,b,c,d;cin>>a>>b>>c>>d#define din(...) _overloadin(__VA_ARGS__,din4,din3,din2 ,din1)(__VA_ARGS__)#define _overloaddind(_1, _2, _3, _4, name, ...) name#define din1d(a) int a;cin>>a;a--#define din2d(a, b) int a,b;cin>>a>>b;a--,b--#define din3d(a, b, c) int a,b,c;cin>>a>>b>>c;a--,b--,c--#define din4d(a, b, c, d) int a,b,c,d;cin>>a>>b>>c>>d;;a--,b--,c--,d--#define dind(...) _overloaddind(__VA_ARGS__,din4d,din3d,din2d ,din1d)(__VA_ARGS__)#define _overloadout(_1, _2, _3, _4, name, ...) name#define out1(a) cout<<a<<endl#define out2(a, b) cout<<a<<" "<< b<<endl#define out3(a, b, c) cout<<a<<" "<<b<<" "<<c<<endl#define out4(a, b, c, d) cout<<a<<" "<<b<<" "<<c<<" "<<d<<endl#define out(...) _overloadout(__VA_ARGS__,out4,out3,out2,out1)(__VA_ARGS__)string sin() { return _in<string>(); }ll lin() { return _in<ll>(); }#define na(a, n) a.resize(n); rep(i,n) cin >> a[i];#define nao(a, n) a.resize(n+1); rep(i,n) cin >> a[i+1];#define nad(a, n) a.resize(n); rep(i,n){ cin >> a[i]; a[i]--;}#define na2(a, b, n) a.resize(n),b.resize(n);rep(i, n)cin >> a[i] >> b[i];#define na2d(a, b, n) a.resize(n),b.resize(n);rep(i, n){cin >> a[i] >> b[i];a[i]--,b[i]--;}#define na3(a, b, c, n) a.resize(n),b.resize(n),c.resize(n); rep(i, n)cin >> a[i] >> b[i] >> c[i];#define na3d(a, b, c, n) a.resize(n),b.resize(n),c.resize(n); rep(i, n){cin >> a[i] >> b[i] >> c[i];a[i]--,b[i]--,c[i]--;}#define nt(a, h, w) resize(a,h,w);rep(hi,h)rep(wi,w) cin >> a[hi][wi];#define ntd(a, h, w) rs(a,h,w);rep(hi,h)rep(wi,w) cin >> a[hi][wi], a[hi][wi]--;#define ntp(a, h, w) fill(a,'#');rep(hi,1,h+1)rep(wi,1,w+1) cin >> a[hi][wi];//デバッグ#define sp << " " <<#define debugName(VariableName) # VariableName#define _deb1(x) cerr << debugName(x)<<" = "<<x << endl#define _deb2(x, y) cerr << debugName(x)<<" = "<<x<<", "<< debugName(y)<<" = "<<y<< endl#define _deb3(x, y, z) cerr << debugName(x)<<" = "<<x << ", " << debugName(y)<<" = "<<y <<", " debugName(z)<<" = "<<z <<endl#define _deb4(x, y, z, a) cerr << debugName(x)<<" = "<<x <<", " << debugName(y)<<" = "<<y <<", " << debugName(z)<<" = "<<z <<", " << debugName(a)<<" = "<<a<<endl#define _deb5(x, y, z, a, b) cerr << debugName(x)<<" = "<<x <<", " << debugName(y)<<" = "<<y <<", " << debugName(z)<<" = "<<z <<", " <<debugName(a)<<" = "<<a<<", " << debugName(b)<<" = "<<b<<endl#define _overloadebug(_1, _2, _3, _4, _5, name, ...) name#define debug(...) _overloadebug(__VA_ARGS__,_deb5,_deb4,_deb3,_deb2,_deb1)(__VA_ARGS__)#define deb(...) _overloadebug(__VA_ARGS__,_deb5,_deb4,_deb3,_deb2,_deb1)(__VA_ARGS__)#define debugline(x) cerr << x << " " << "(L:" << __LINE__ << ")" << '\n'//よく使うクラス、構造体class UnionFind {public:vi par, rank, sizes;int n, trees;UnionFind(int n) : n(n), trees(n) {par.resize(n), rank.resize(n), sizes.resize(n);rep(i, n)par[i] = i, sizes[i] = 1;}int root(int x) {if (par[x] == x)return x;else return par[x] = root(par[x]);}int find(int x) { return root(x); }void unite(int x, int y) {x = root(x);y = root(y);if (x == y)return;if (rank[x] < rank[y])swap(x, y);trees--;par[y] = x;sizes[x] += sizes[y];if (rank[x] == rank[y])rank[x]++;}bool same(int x, int y) { return root(x) == root(y); }int size(int x) { return sizes[root(x)]; }//順不同 umapなのでvec<vi> sets() {vec<vi> res(trees);umap<int, vi> map;rep(i, n) map[root(i)].push_back(i);int i = 0;for (auto &&p:map) {int r = p.fi;res[i].push_back(r);for (auto &&v:p.se) {if (r == v)continue;res[i].push_back(v);}i++;}return res;}};vb isPrime;vi primes;void setPrime() {int len = 4010101;isPrime.resize(4010101);fill(isPrime, true);isPrime[0] = isPrime[1] = false;for (int i = 2; i <= sqrt(len) + 5; ++i) {if (!isPrime[i])continue;for (int j = 2; i * j < len; ++j) {isPrime[i * j] = false;}}rep(i, len)if (isPrime[i])primes.pb(i);}//幾何 Pをcomplexとして扱うbool eq(double a, double b) { return fabs(a - b) < eps; }using C =complex<double>;C rot(C &a, dou th) { return a * C(cos(th), sin(th)); }dou inpro(C &a, C &b) { return real(a * conj(b)); }//90度回転させて内積が0なら平行bool line(C a, C b, C c) {C ab = b - a;C ac = c - a;//複素数の掛け算は回転ab *= C(0, 1);return eq(inpro(ab, ac), 0);}bool line(P a, P b, P c) { return line(C(a.fi, a.se), C(b.fi, b.se), C(c.fi, c.se)); }bool line(int xa, int ya, int xb, int yb, int xc, int yc) {C a = C(xa, ya);C b = C(xb, yb);C c = C(xc, yc);return line(a, b, c);}//便利関数//テスト用char ranc() {return (char) ('a' + rand() % 26);}int rand(int min, int max) {assert(min <= max);if (min >= 0 && max >= 0) {return rand() % (max + 1 - min) + min;} else if (max < 0) {return -rand(-max, -min);} else {//+if (rand() % 2) {return rand(0, max);//-} else {return -rand(0, -min);}}}vi ranv(int n, int min, int max) {vi v(n);rep(i, n)v[i] = rand(min, max);return v;}//単調増加vi ranvi(int n, int min, int max) {vi v(n);bool bad = 1;while (bad) {bad = 0;v.resize(n);rep(i, n) {if (i && min > max - v[i - 1]) {bad = 1;break;}if (i)v[i] = v[i - 1] + rand(min, max - v[i - 1]);else v[i] = rand(min, max);}}return v;}void ranvlr(int n, int min, int max, vi &l, vi &r) {l.resize(n);r.resize(n);rep(i, n) {l[i] = rand(min, max);r[i] = l[i] + rand(0, max - l[i]);}}//便利 汎用//strを整数として比較string smax(str &a, str b) {if (sz(a) < sz(b)) {return b;} else if (sz(a) > sz(b)) {return a;} else {rep(i, sz(a)) {if (a[i] < b[i]) {return b;} else if (a[i] > b[i])return a;}}return a;}//strを整数として比較string smin(str &a, str b) {if (sz(a) < sz(b)) {return a;} else if (sz(a) > sz(b)) {return b;} else {rep(i, sz(a)) {if (a[i] < b[i]) {return a;} else if (a[i] > b[i])return b;}}return a;}template<typename V, typename T> int find(vector<V> &a, const T key) {rep(i, sz(a))if (a[i] == key)return i;return -1;}template<typename V, typename T> P find(vector<vector<V>> &a, const T key) {rep(i, sz(a)) rep(j, sz(a[0]))if (a[i][j] == key)return mp(i, j);return mp(-1, -1);}template<typename V, typename U> T find(vector<vector<vector<V>>> &a, const U key) {rep(i, sz(a))rep(j, sz(a[0]))rep(k, sz(a[0][0]))if (a[i][j][k] == key)return mt(i, j, k);return mt(-1, -1, -1);}template<typename V, typename T> int count(V &a, const T k) { return a == k; }template<typename V, typename T> int count(vector<V> &a, const T k) {int ret = 0;fora(v, a)ret += count(v, k);return ret;}template<typename V> int count_odd(V &a) { return a % 2; }template<typename V> int count_odd(vector<V> &a) {int ret = 0;fora(v, a)ret += count_odd(v);return ret;}template<typename V> int count_even(V &a) { return a % 2 == 0; }template<typename V> int count_even(vector<V> &a) {int ret = 0;fora(v, a)ret += count_even(v);return ret;}//algorythmvoid iota(vector<int> &ve, int s, int n) {ve.resize(n);iota(all(ve), s);}vi iota(int s, int n) {vi ve(n);iota(all(ve), s);return ve;}//便利 数学int mod(int a, int m) { return (a % m + m) % m; }int pow(int a) { return a * a; };ll fact(int v) { return v <= 1 ? 1 : v * fact(v - 1); }ll comi(int n, int r) {assert(n < 100);static vvi(pas, 100, 100);if (pas[0][0])return pas[n][r];pas[0][0] = 1;rep(i, 1, 100) {pas[i][0] = 1;rep(j, 1, i + 1)pas[i][j] = pas[i - 1][j - 1] + pas[i - 1][j];}return pas[n][r];}void ole() {#ifdef _DEBUGdebugline("ole");exit(0);#endifstring a = "a";rep(i, 30)a += a;rep(i, 1 << 17)cout << a << endl;cout << "OLE 出力長制限超過" << endl;exit(0);}void tle() { while (inf)cout << inf << endl; }ll gcd(ll a, ll b) { return b ? gcd(b, a % b) : a; }ll gcd(vi b) {ll res = b[0];for (auto &&v :b)res = gcd(v, res);return res;}ll lcm(ll a, ll b) { return a / gcd(a, b) * b; }ll rev(ll a) {ll res = 0;while (a) {res *= 10;res += a % 10;a /= 10;}return res;}template<class T> vector<T> rev(vector<T> &a) {vector<T> ret = a;reverse(all(ret));return ret;}ll ceil(ll a, ll b) {if (b == 0) {debugline("ceil");deb(a, b);ole();return -1;} else return (a + b - 1) / b;}ll sqrt(ll a) {if (a < 0) {debugline("sqrt");deb(a);ole();}ll res = (ll) std::sqrt(a);while (res * res < a)res++;return res;}double log(double e, double x) { return log(x) / log(e); }ll sig(ll t) { return (1 + t) * t / 2; }ll sig(ll s, ll t) { return (s + t) * (t - s + 1) / 2; }vi divisors(int v) {vi res;for (int i = 1; i <= sqrt(v); ++i) {if (v % i == 0) {res.pb(i);if (i != v / i)res.pb(v / i);}}return res;}vi factorization(int v) {int tv = v;vi res;if (isPrime.size() == 0)setPrime();for (auto &&p :primes) {if (v % p == 0)res.push_back(p);while (v % p == 0) {v /= p;}if (v == 1 || p * p > tv)break;}if (v > 1)res.pb(v);return res;}unordered_map<int, int> factorizationMap(int v) {int tv = v;unordered_map<int, int> res;if (isPrime.size() == 0)setPrime();for (auto &&p :primes) {while (v % p == 0) {res[p]++;v /= p;}if (v == 1 || p * p > tv)break;}if (v > 1)res[v]++;return res;}int get(int a, int keta) { return (a / (int) pow(10, keta)) % 10; }int keta(int v) {int cou = 0;while (v) { cou++, v %= 10; }return cou;}int dsum(int v) {int ret = 0;for (; v; v /= 10)ret += v % 10;return ret;}int sumd(int v) { return dsum(v); }//変換系template<class T, class U> vector<T> keys(vector<pair<T, U>> a) {vector<T> res;for (auto &&k :a)res.pb(k.fi);return res;}template<class T, class U> vector<U> keys(map<T, U> a) {vector<U> res;for (auto &&k :a)res.pb(k.fi);return res;}template<class T, class U> vector<U> keys(umap<T, U> a) {vector<U> res;for (auto &&k :a)res.pb(k.fi);return res;}template<class T, class U> vector<U> values(vector<pair<T, U>> a) {vector<U> res;for (auto &&k :a)res.pb(k.se);return res;}template<class T, class U> vector<T> values(map<T, U> a) {vector<T> res;for (auto &&k :a)res.pb(k.se);return res;}template<class T, class U> vector<T> values(umap<T, U> a) {vector<T> res;for (auto &&k :a)res.pb(k.se);return res;}vi list(int a) {vi res;while (a) {res.insert(res.begin(), a % 10);a /= 10;}return res;}template<class T, class U> bool chmax(T &a, const U &b) {if (a < b) {a = b;return true;}return false;}template<class U> bool chmax(const U &b) { return chmax(ma, b); }template<class T, class U> bool chmin(T &a, const U &b) {if (b < a) {a = b;return true;}return false;}template<class U> bool chmin(const U &b) { return chmin(mi, b); }#define chmi chmin#define chma chmaxtemplate<class T> T min(T a, signed b) { return a < b ? a : b; }template<class T> T max(T a, signed b) { return a < b ? b : a; }template<class T> T min(T a, T b, T c) { return a >= b ? b >= c ? c : b : a >= c ? c : a; }template<class T> T max(T a, T b, T c) { return a <= b ? b <= c ? c : b : a <= c ? c : a; }template<class T> T min(vector<T> a) { return *min_element(all(a)); }template<class T> T min(vector<T> a, int n) { return *min_element(a.begin(), a.begin() + min(n, sz(a))); }template<class T> T min(vector<T> a, int s, int n) { return *min_element(a.begin() + s, a.begin() + min(n, sz(a))); }template<class T> T max(vector<T> a) { return *max_element(all(a)); }template<class T> T max(vector<T> a, int n) { return *max_element(a.begin(), a.begin() + min(n, sz(a))); }template<class T> T max(vector<T> a, int s, int n) { return *max_element(a.begin() + s, a.begin() + min(n, sz(a))); }template<typename A, size_t N> A max(A (&a)[N]) {A res = a[0];rep(i, N)res = max(res, a[i]);return res;}template<typename A, size_t N, size_t O> A max(A (&a)[N][O]) {A res = max(a[0]);rep(i, N)res = max(res, max(a[i]));return res;}template<typename A, size_t N, size_t O, size_t P> A max(A (&a)[N][O][P]) {A res = max(a[0]);rep(i, N)res = max(res, max(a[i]));return res;}template<typename A, size_t N, size_t O, size_t P, size_t Q> A max(A (&a)[N][O][P][Q], const T &v) {A res = max(a[0]);rep(i, N)res = max(res, max(a[i]));return res;}template<typename A, size_t N, size_t O, size_t P, size_t Q, size_t R> A max(A (&a)[N][O][P][Q][R]) {A res = max(a[0]);rep(i, N)res = max(res, max(a[i]));return res;}template<typename A, size_t N, size_t O, size_t P, size_t Q, size_t R, size_t S> A max(A (&a)[N][O][P][Q][R][S]) {A res = max(a[0]);rep(i, N)res = max(res, max(a[i]));return res;}template<typename A, size_t N> A min(A (&a)[N]) {A res = a[0];rep(i, N)res = min(res, a[i]);return res;}template<typename A, size_t N, size_t O> A min(A (&a)[N][O]) {A res = min(a[0]);rep(i, N)res = min(res, max(a[i]));return res;}template<typename A, size_t N, size_t O, size_t P> A min(A (&a)[N][O][P]) {A res = min(a[0]);rep(i, N)res = min(res, min(a[i]));return res;}template<typename A, size_t N, size_t O, size_t P, size_t Q> A min(A (&a)[N][O][P][Q], const T &v) {A res = min(a[0]);rep(i, N)res = min(res, min(a[i]));return res;}template<typename A, size_t N, size_t O, size_t P, size_t Q, size_t R> A min(A (&a)[N][O][P][Q][R]) {A res = min(a[0]);rep(i, N)res = min(res, min(a[i]));return res;}template<typename A, size_t N, size_t O, size_t P, size_t Q, size_t R, size_t S> A min(A (&a)[N][O][P][Q][R][S]) {A res = min(a[0]);rep(i, N)res = min(res, min(a[i]));return res;}template<class T> T sum(vector<T> v, int len = -1) {if (len == -1)len = v.size();T res = 0;chmin(len, v.size());rep(i, len)res += v[i];return res;}template<class T> T sum(vector<vector<T>> &v, int h = -1, int w = -1) {if (h == -1)h = v.size();if (w == -1)w = v[0].size();T res = 0;chmin(h, v.size());chmin(w, v[0].size());rep(i, h)rep(j, w)res += v[i][j];return res;}P sump(vp &v, int len = -1) {if (len == -1)len = v.size();P res = {0, 0};chmin(len, v.size());rep(i, len) {res.fi += v[i].fi;res.se += v[i].se;}return res;}///要素が0の時、返り値は0か1かtemplate<class T> T mul(vector<T> &v, int len = -1) {if (len == -1)len = v.size();T res = 1;chmin(len, v.size());rep(i, len)res *= v[i];return res;}void clear(PQ &q) { while (q.size())q.pop(); }template<class T> void clear(queue<T> &q) { while (q.size())q.pop(); }template<class T> T *negarr(int size) {T *body = (T *) malloc((size * 2 + 1) * sizeof(T));return body + size;}template<class T> T *negarr2(int h, int w) {double **dummy1 = new double *[2 * h + 1];double *dummy2 = new double[(2 * h + 1) * (2 * w + 1)];dummy1[0] = dummy2 + w;for (int i = 1; i <= 2 * h + 1; i++) {dummy1[i] = dummy1[i - 1] + 2 * w + 1;}double **a = dummy1 + h;}//imoは0-indexed//ruiは1-indexedtemplate<class T> vector<T> imo(vector<T> &v) {vector<T> ret = v;rep(i, sz(ret) - 1)ret[i + 1] += ret[i];return ret;}template<class T> vector<T> imomi(vector<T> &v) {vector<T> ret = v;rep(i, sz(ret) - 1)chmin(ret[i + 1], ret[i]);return ret;}template<class T> struct ruiC {const vector<T> rui;ruiC(vector<T> &ru) : rui(ru) {}T operator()(int l, int r) {assert(l <= r);return rui[r] - rui[l];}T operator[](int i) {return rui[i];}};template<class T> struct rruic {const T *rrui;rruic(T *ru) : rrui(ru) {}//n-1から-1へT operator()(int l, int r) {assert(l >= r);return rrui[r] - rrui[l];}T operator[](int i) {return rrui[i];}};template<class T> vector<T> ruiv(vector<T> &a) {vector<T> ret(a.size() + 1);rep(i, a.size())ret[i + 1] = ret[i] + a[i];return ret;}template<class T> ruiC<T> ruic(vector<T> &a) {vector<T> ret = ruiv(a);return ruiC<T>(ret);}template<class T> vector<T> ruim(vector<T> &a) {vector<T> res(a.size() + 1, 1);rep(i, a.size())res[i + 1] = res[i] * a[i];return res;}//template<class T> T *rrui(vector<T> &a) {//右から左にかけての半開区間 (-1 n-1]template<class T> rruic<T> rrui(vector<T> &a) {int len = a.size();T *body = (T *) malloc((len + 1) * sizeof(T));T *res = body + 1;rer(i, len - 1)res[i - 1] = res[i] + a[i];return rruic<T>(res);}//掛け算template<class T> T *rruim(vector<T> &a) {int len = a.size();T *body = (T *) malloc((len + 1) * sizeof(T));T *res = body + 1;res[len - 1] = 1;rer(i, len - 1)res[i - 1] = res[i] * a[i];return res;}template<class T, class U> void inc(T &a, U v = 1) { a += v; }template<class T, class U> void inc(vector<T> &a, U v = 1) { for (auto &u :a)inc(u, v); }template<class T> void inc(vector<T> &a) { for (auto &u :a)inc(u, 1); }template<class T, class U> void plus(T &a, U v = 1) { a += v; }template<class T, class U> void plus(vector<T> &a, U v = 1) { for (auto &u :a)inc(u, v); }template<class T> void plus(vector<T> &a) { for (auto &u :a)inc(u, 1); }template<class T, class U> void dec(T &a, U v = 1) { a -= v; }template<class T, class U> void dec(vector<T> &a, U v = 1) { for (auto &u :a)dec(u, v); }template<class T> void dec(vector<T> &a) { for (auto &u :a)dec(u, 1); }template<class T, class U> void minu(T &a, U v = 1) { a -= v; }template<class T, class U> void minu(vector<T> &a, U v = 1) { for (auto &u :a)dec(u, v); }template<class T> void minu(vector<T> &a) { for (auto &u :a)dec(u, 1); }inline bool inside(int h, int w, int H, int W) { return h >= 0 && w >= 0 && h < H && w < W; }inline bool inside(int v, int l, int r) { return l <= v && v < r; }#define ins insidell u(ll a) { return a < 0 ? 0 : a; }template<class T> vector<T> u(const vector<T> &a) {vector<T> ret = a;fora(v, ret)v = u(v);return ret;}#define MIN(a) numeric_limits<a>::min()#define MAX(a) numeric_limits<a>::max()ll goldd(ll left, ll right, function<ll(ll)> calc) {double GRATIO = 1.6180339887498948482045868343656;ll lm = left + (ll) ((right - left) / (GRATIO + 1.0));ll rm = lm + (ll) ((right - lm) / (GRATIO + 1.0));ll fl = calc(lm);ll fr = calc(rm);while (right - left > 10) {if (fl < fr) {right = rm;rm = lm;fr = fl;lm = left + (ll) ((right - left) / (GRATIO + 1.0));fl = calc(lm);} else {left = lm;lm = rm;fl = fr;rm = lm + (ll) ((right - lm) / (GRATIO + 1.0));fr = calc(rm);}}ll minScore = MAX(ll);ll resIndex = left;for (ll i = left; i < right + 1; i++) {ll score = calc(i);if (minScore > score) {minScore = score;resIndex = i;}}return resIndex;}ll goldt(ll left, ll right, function<ll(ll)> calc) {double GRATIO = 1.6180339887498948482045868343656;ll lm = left + (ll) ((right - left) / (GRATIO + 1.0));ll rm = lm + (ll) ((right - lm) / (GRATIO + 1.0));ll fl = calc(lm);ll fr = calc(rm);while (right - left > 10) {if (fl > fr) {right = rm;rm = lm;fr = fl;lm = left + (ll) ((right - left) / (GRATIO + 1.0));fl = calc(lm);} else {left = lm;lm = rm;fl = fr;rm = lm + (ll) ((right - lm) / (GRATIO + 1.0));fr = calc(rm);}}if (left > right) {ll l = left;left = right;right = l;}ll maxScore = MIN(ll);ll resIndex = left;for (ll i = left; i < right + 1; i++) {ll score = calc(i);if (maxScore < score) {maxScore = score;resIndex = i;}}return resIndex;}template<class T> T min(vector<vector<T>> &a) {T res = MAX(T);rep(i, a.size())chmin(res, *min_element(all(a[i])));return res;}template<class T> T max(vector<vector<T>> &a) {T res = MIN(T);rep(i, a.size())chmax(res, *max_element(all(a[i])));return res;}bool bget(ll m, int keta) { return (m >> keta) & 1; }int bget(ll m, int keta, int sinsuu) {m /= (ll) pow(sinsuu, keta);return m % sinsuu;}inline ll bit(int n) { return (1LL << (n)); }inline ll bit(int n, int sinsuu) { return (ll) pow(sinsuu, n); }//int bcou(ll m) { return __builtin_popcount(m & 0xFFFFFFFF) + __builtin_popcount(m >> 32); }#define bcou __builtin_popcountll//最下位ビットint lbit(int n) {return n & -n;}//最上位ビットint hbit(int n) {n |= (n >> 1);n |= (n >> 2);n |= (n >> 4);n |= (n >> 8);n |= (n >> 16);n |= (n >> 32);return n - (n >> 1);}//初期化は0を渡すll nextComb(ll &mask, int n, int r) {if (!mask)return mask = (1LL << r) - 1;ll x = mask & -mask; //最下位の1ll y = mask + x; //連続した下の1を繰り上がらせるll res = ((mask & ~y) / x >> 1) | y;if (bget(res, n))return mask = 0;else return mask = res;}//n桁以下でビットがr個立っているもののvectorを返すvl bitCombList(int n, int r) {vl res;int m = 0;while (nextComb(m, n, r)) {res.pb(m);}return res;}//大文字小文字を区別するint altoiaZ(char c) {if ('A' <= c && c <= 'Z')return c - 'A';return c - 'a' + 26;}char itoalaZ(int i) {if (i < 26)return 'A' + i;return 'a' + i - 26;}//aもAも0を返す 基本小文字int altoi(char c) {if ('A' <= c && c <= 'Z')return c - 'A';return c - 'a';}char itoal(int i) {return 'a' + i;}int ctoi(char c) { return c - '0'; }char itoc(int i) { return i + '0'; }int vtoi(vi &v) {int res = 0;if (sz(v) > 18) {debugline("vtoi");deb(sz(v));ole();}rep(i, sz(v)) {res *= 10;res += v[i];}return res;}vi itov(int i) {vi res;while (i) {res.pb(i % 10);i /= 10;}rev(res);return res;}vector<vector<int>> ctoi(vector<vector<char>> s, char c) {int n = sz(s), m = sz(s[0]);vector<vector<int>> res(n, vector<int>(m));rep(i, n)rep(j, m)res[i][j] = s[i][j] == c;return res;}#define UNIQUE(v) v.erase( unique(v.begin(), v.end()), v.end() );void compress(vi &a) {vi b;int len = a.size();for (int i = 0; i < len; ++i) {b.push_back(a[i]);}sort(b);UNIQUE(b);for (int i = 0; i < len; ++i) {a[i] = lower_bound(all(b), a[i]) - b.begin();}}void compress(int a[], int len) {vi b;for (int i = 0; i < len; ++i) {b.push_back(a[i]);}sort(b);UNIQUE(b);for (int i = 0; i < len; ++i) {a[i] = lower_bound(all(b), a[i]) - b.begin();}}//要素が見つからなかったときに困る#define binarySearch(a, v) (binary_search(all(a),v))#define lowerIndex(a, v) (lower_bound(all(a),v)-a.begin())#define lowerBound(a, v) (*lower_bound(all(a),v))#define upperIndex(a, v) (upper_bound(all(a),v)-a.begin())#define upperBound(a, v) (*upper_bound(all(a),v))#define ans(a) cout<<a<<endl;continue;#define poll(a) q.front();q.pop()#define dpoll(a) q.front();q.pop_front()#define pollLast(a) q.back();q.pop_back()#define pollBack(a) q.back();q.pop_back()template<class T> inline void fin(T s) { cout << s << endl, exit(0); }//機能拡張vp vtop(vi &a, vi &b) {vp res(sz(a));rep(i, sz(a))res[i] = mp(a[i], b[i]);return res;}void ptov(vp &p, vi &a, vi &b) {a.resize(sz(p));b.resize(sz(p));rep(i, sz(p))a[i] = p[i].fi, b[i] = p[i].se;}template<typename _CharT, typename _Traits, typename _Alloc>basic_string<_CharT, _Traits, _Alloc>operator+(const basic_string<_CharT, _Traits, _Alloc> &__lhs, const int __rv) {basic_string<_CharT, _Traits, _Alloc> __str(__lhs);__str.append(to_string(__rv));return __str;}template<typename _CharT, typename _Traits, typename _Alloc>void operator+=(basic_string<_CharT, _Traits, _Alloc> &__lhs, const int __rv) {__lhs += to_string(__rv);}template<typename _CharT, typename _Traits, typename _Alloc>basic_string<_CharT, _Traits, _Alloc>operator+(const basic_string<_CharT, _Traits, _Alloc> &__lhs, const signed __rv) {basic_string<_CharT, _Traits, _Alloc> __str(__lhs);__str.append(to_string(__rv));return __str;}template<typename _CharT, typename _Traits, typename _Alloc>void operator+=(basic_string<_CharT, _Traits, _Alloc> &__lhs, const signed __rv) {__lhs += to_string(__rv);}template<class T, class U> void operator+=(queue<T> &a, U v) {a.push(v);}template<class T, class U>priority_queue<T, vector<T>, greater<T> > &operator+=(priority_queue<T, vector<T>, greater<T> > &a, U v) {a.push(v);return a;}template<class T, class U> priority_queue<T> &operator+=(priority_queue<T> &a, U v) {a.push(v);return a;}template<class T, class U> set<T> &operator+=(set<T> &a, U v) {a.insert(v);return a;}template<class T, class U> set<T, greater<T>> &operator+=(set<T, greater<T>> &a, U v) {a.insert(v);return a;}template<class T, class U> vector<T> &operator+=(vector<T> &a, U v) {a.pb(v);return a;}template<class T, class U> vector<T> operator+(const vector <T> &a, U v) {vector<T> ret = a;ret += v;return ret;}template<class T, class U> vector<T> operator+(U v, const vector <T> &a) {vector<T> ret = a;ret.insert(ret.begin(), v);return ret;}template<class T> vector<T> &operator+=(vector<T> &a, vector <T> &b) {fora(v, b)a += v;return a;}template<class T, class U> vector<T> &operator+=(vector<T> &a, initializer_list<U> v) {for (auto &&va :v)a.pb(va);return a;}template<class T> vector<T> &operator-=(vector<T> &a, vector <T> &b) {if (sz(a) != sz(b)) {debugline("vector<T> operator-=");deb(a);deb(b);ole();}rep(i, sz(a))a[i] -= b[i];return a;}template<class T> vector<T> operator-(vector<T> &a, vector <T> &b) {if (sz(a) != sz(b)) {debugline("vector<T> operator-");deb(a);deb(b);ole();}vector<T> res(sz(a));rep(i, sz(a))res[i] = a[i] - b[i];return res;}template<typename T> void remove(vector<T> &v, unsigned int i) { v.erase(v.begin() + i); }template<typename T> void remove(vector<T> &v, unsigned int s, unsigned int e) {v.erase(v.begin() + s, v.begin() + e);}template<typename T> void removen(vector<T> &v, unsigned int s, unsigned int n) {v.erase(v.begin() + s, v.begin() + s + n);}template<typename T> void erase(vector<T> &v, unsigned int i) { v.erase(v.begin() + i); }template<typename T> void erase(vector<T> &v, unsigned int s, unsigned int e) {v.erase(v.begin() + s, v.begin() + e);}template<typename T> void erasen(vector<T> &v, unsigned int s, unsigned int n) {v.erase(v.begin() + s, v.begin() + s + n);}template<typename T, typename U> void insert(vector<T> &v, unsigned int i, U t) { v.insert(v.begin() + i, t); }template<typename T, typename U> void push_front(vector<T> &v, U t) { v.insert(v.begin(), t); }template<typename T, typename U> void insert(vector<T> &v, unsigned int i, vector<T> list) {for (auto &&va :list)v.insert(v.begin() + i++, va);}template<typename T, typename U> void insert(vector<T> &v, initializer_list<U> list) {for (auto &&va :list)v.pb(va);}template<typename T, typename U> void insert(vector<T> &v, unsigned int i, initializer_list<U> list) {for (auto &&va :list)v.insert(v.begin() + i++, va);}template<typename T> void insert(set<T> &v, vector<T> list) {for (auto &&va :list)v.insert(va);}template<typename T> void insert(set<T> &v, initializer_list<T> list) {for (auto &&va :list)v.insert(va);}vector<string> split(const string a, const char deli) {string b = a + deli;int l = 0, r = 0, n = b.size();vector<string> res;rep(i, n) {if (b[i] == deli) {r = i;if (l < r)res.push_back(b.substr(l, r - l));l = i + 1;}}return res;}vector<string> split(const string a, const string deli) {string b = a + deli;int l = 0, r = 0, n = b.size(), dn = deli.size();vector<string> res;rep(i, n) {if (i + dn <= n && b.substr(i, i + dn) == deli) {r = i;if (l < r)res.push_back(b.substr(l, r - l));i += dn - 1;l = i + 1;}}return res;}void yn(bool a) {if (a)cout << "yes" << endl;else cout << "no" << endl;}void Yn(bool a) {if (a)cout << "Yes" << endl;else cout << "No" << endl;}void YN(bool a) {if (a)cout << "YES" << endl;else cout << "NO" << endl;}void fyn(bool a) {if (a)cout << "yes" << endl;else cout << "no" << endl;exit(0);}void fYn(bool a) {if (a)cout << "Yes" << endl;else cout << "No" << endl;exit(0);}void fYN(bool a) {if (a)cout << "YES" << endl;else cout << "NO" << endl;exit(0);}void Possible(bool a) {if (a)cout << "Possible" << endl;else cout << "Impossible" << endl;exit(0);}int n, m, k, d, H, W, x, y, z, q;int cou;vi a, b, c;vvi (s, 0, 0);vvc (ba, 0, 0);vp p;void solve() {din(a, b, c, d);rep(ai, a+1) {int bi=ai*c;if(bi> b)brk;if(ai+bi> d)brk;chma(ai);}cout << ma << endl;}int my(int n, vi a) {return 0;}int sister(int n, vi a) {return 0;}signed main() {solve();#define _arg n,a//cin>>n;//na(a,n);//my(_arg);//cout << my(_arg) << endl;#ifdef _DEBUGbool bad = 0;for (int i = 0, ok = 1; i < k5 && ok; i++) {int n = rand(1, 3);vi a = ranv(m, 1, 10);int myres = my(_arg);int res = sister(_arg);ok = myres == res;if (!ok) {cout << n << endl;cout << a << endl;cout << "正解 : " << res << endl;cout << "出力 : " << myres << endl;bad = 1;break;}}#endifreturn 0;};