結果
問題 | No.880 Yet Another Segment Tree Problem |
ユーザー | fuppy_kyopro |
提出日時 | 2021-02-02 21:19:56 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 679 ms / 5,000 ms |
コード長 | 7,047 bytes |
コンパイル時間 | 3,309 ms |
コンパイル使用メモリ | 208,152 KB |
実行使用メモリ | 19,784 KB |
最終ジャッジ日時 | 2024-09-22 19:54:00 |
合計ジャッジ時間 | 15,672 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 3 ms
5,376 KB |
testcase_02 | AC | 4 ms
5,376 KB |
testcase_03 | AC | 4 ms
5,376 KB |
testcase_04 | AC | 4 ms
5,376 KB |
testcase_05 | AC | 3 ms
5,376 KB |
testcase_06 | AC | 3 ms
6,944 KB |
testcase_07 | AC | 4 ms
6,940 KB |
testcase_08 | AC | 4 ms
6,940 KB |
testcase_09 | AC | 5 ms
6,944 KB |
testcase_10 | AC | 3 ms
6,944 KB |
testcase_11 | AC | 598 ms
18,252 KB |
testcase_12 | AC | 567 ms
18,592 KB |
testcase_13 | AC | 407 ms
18,048 KB |
testcase_14 | AC | 566 ms
19,404 KB |
testcase_15 | AC | 613 ms
19,256 KB |
testcase_16 | AC | 635 ms
19,456 KB |
testcase_17 | AC | 679 ms
19,772 KB |
testcase_18 | AC | 673 ms
19,712 KB |
testcase_19 | AC | 268 ms
19,344 KB |
testcase_20 | AC | 278 ms
19,708 KB |
testcase_21 | AC | 279 ms
19,180 KB |
testcase_22 | AC | 271 ms
19,500 KB |
testcase_23 | AC | 288 ms
19,288 KB |
testcase_24 | AC | 245 ms
19,452 KB |
testcase_25 | AC | 252 ms
19,712 KB |
testcase_26 | AC | 255 ms
19,200 KB |
testcase_27 | AC | 249 ms
19,564 KB |
testcase_28 | AC | 256 ms
19,188 KB |
testcase_29 | AC | 563 ms
19,412 KB |
testcase_30 | AC | 598 ms
19,220 KB |
testcase_31 | AC | 632 ms
19,456 KB |
testcase_32 | AC | 123 ms
19,784 KB |
testcase_33 | AC | 213 ms
19,400 KB |
testcase_34 | AC | 230 ms
19,456 KB |
testcase_35 | AC | 222 ms
19,328 KB |
testcase_36 | AC | 218 ms
19,400 KB |
testcase_37 | AC | 215 ms
19,372 KB |
ソースコード
//* #pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") //*/ #include <bits/stdc++.h> // #include <atcoder/all> using namespace std; // using namespace atcoder; #define DEBUG(x) cerr<<#x<<": "<<x<<endl; #define DEBUG_VEC(v) cerr<<#v<<":";for(int i=0;i<v.size();i++) cerr<<" "<<v[i]; cerr<<endl; #define DEBUG_MAT(v) cerr<<#v<<endl;for(int i=0;i<v.size();i++){for(int j=0;j<v[i].size();j++) {cerr<<v[i][j]<<" ";}cerr<<endl;} typedef long long ll; #define int ll #define vi vector<int> #define vl vector<ll> #define vii vector< vector<int> > #define vll vector< vector<ll> > #define vs vector<string> #define pii pair<int,int> #define pis pair<int,string> #define psi pair<string,int> #define pll pair<ll,ll> template<class S, class T> pair<S, T> operator+(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first + t.first, s.second + t.second); } template<class S, class T> pair<S, T> operator-(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first - t.first, s.second - t.second); } template<class S, class T> ostream& operator<<(ostream& os, pair<S, T> p) { os << "(" << p.first << ", " << p.second << ")"; return os; } #define X first #define Y second #define rep(i,n) for(int i=0;i<(int)(n);i++) #define rep1(i,n) for(int i=1;i<=(int)(n);i++) #define rrep(i,n) for(int i=(int)(n)-1;i>=0;i--) #define rrep1(i,n) for(int i=(int)(n);i>0;i--) #define REP(i,a,b) for(int i=a;i<b;i++) #define in(x, a, b) (a <= x && x < b) #define all(c) c.begin(),c.end() void YES(bool t=true) {cout<<(t?"YES":"NO")<<endl;} void Yes(bool t=true) {cout<<(t?"Yes":"No")<<endl;} void yes(bool t=true) {cout<<(t?"yes":"no")<<endl;} void NO(bool t=true) {cout<<(t?"NO":"YES")<<endl;} void No(bool t=true) {cout<<(t?"No":"Yes")<<endl;} void no(bool t=true) {cout<<(t?"no":"yes")<<endl;} template<class T> bool chmax(T &a, const T &b) { if (a<b) { a = b; return 1; } return 0; } template<class T> bool chmin(T &a, const T &b) { if (a>b) { a = b; return 1; } return 0; } #define UNIQUE(v) v.erase(std::unique(v.begin(), v.end()), v.end()); const ll inf = 1000000001; const ll INF = (ll)1e18 + 1; const long double pi = 3.1415926535897932384626433832795028841971L; int popcount(ll t) { return __builtin_popcountll(t); } // int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1}; // int dx2[8] = { 1,1,0,-1,-1,-1,0,1 }, dy2[8] = { 0,1,1,1,0,-1,-1,-1 }; vi dx = {0, 1, 0, -1}, dy = {-1, 0, 1, 0}; // vi dx2 = { 1,1,0,-1,-1,-1,0,1 }, dy2 = { 0,1,1,1,0,-1,-1,-1 }; struct Setup_io { Setup_io() { ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0); cout << fixed << setprecision(25); } } setup_io; const ll MOD = 1000000007; // const ll MOD = 998244353; // #define mp make_pair //#define endl '\n' struct Node { ll sum, ma, len; ll lcm; Node(ll x=0):sum(x), ma(x), len(1), lcm(x) {} }; ll gcd(ll a, ll b) { if (b > a) { swap(a, b); } if (b == 0) return a; ll r = a%b; while (r != 0) { a = b; b = r; r = a%b; } return b; } ll lcm(ll a, ll b) { if (a == INF or b == INF) return INF; if (a == -1) return b; if (b == -1) return a; ll res = (a / gcd(a, b))*b; chmin(res, INF); return res; } template <typename T1, typename T2> class LazySegmentTree { public: using F = function<T1(T1&, T1&)>; // query_func using G = function<T2(T2&, T2&)>; // update_func using H = function<T1(T1&, T2&, int, int)>; // lazy to node (node, lazy, left, right) int n; vector<T1> node; vector<T2> lazy; T1 e1; T2 e2; F query_func; G update_func; H eval_func; LazySegmentTree(vector<T1> a, F query_func, G update_func, H eval_func, T1 e1, T2 e2) :query_func(query_func), update_func(update_func), eval_func(eval_func), e1(e1), e2(e2) { int _n = a.size(); n = 1; while (n < _n) n *= 2; node.resize(2 * n - 1, e1); lazy.resize(2 * n - 1, e2); for (int i = 0; i < _n; i++) node[i + n - 1] = a[i]; for (int i = n - 2; i >= 0; i--) { node[i] = query_func(node[i * 2 + 1], node[i * 2 + 2]); } } // k�Ԗڂ̃m�[�h�ɂ��Ēx���]�����s�� inline void eval(int k, int l, int r) { if (lazy[k] != e2) { // Change node[k] = eval_func(node[k], lazy[k], l, r); if (r - l > 1) { lazy[2 * k + 1] = update_func(lazy[2*k + 1], lazy[k]); lazy[2 * k + 2] = update_func(lazy[2*k + 2], lazy[k]); } lazy[k] = e2; // Change } } // [a, b)��x�ɂ��� void update(int a, int b, T2 x, int k, int l, int r) { // k �Ԗڂ̃m�[�h�ɑ��Ēx���]�����s�� eval(k, l, r); if (b <= l || r <= a) return; if (a <= l && r <= b) { lazy[k] = update_func(lazy[k], x); eval(k, l, r); } else { update(a, b, x, 2 * k + 1, l, (l + r) / 2); update(a, b, x, 2 * k + 2, (l + r) / 2, r); node[k] = query_func(node[2 * k + 1], node[2 * k + 2]); } } // [a, b)��x�ɂ��� void update_gcd(int a, int b, T2 x, int k, int l, int r) { // k �Ԗڂ̃m�[�h�ɑ��Ēx���]�����s�� eval(k, l, r); if (b <= l || r <= a || x % node[k].lcm == 0) return; if (a <= l && r <= b && node[k].lcm != INF and node[k].sum == node[k].lcm * node[k].len) { update(a, b, gcd(node[k].lcm, x), k, l, r); return; } else { update_gcd(a, b, x, 2 * k + 1, l, (l + r) / 2); update_gcd(a, b, x, 2 * k + 2, (l + r) / 2, r); node[k] = query_func(node[2 * k + 1], node[2 * k + 2]); } } T1 query(int a, int b, int k, int l, int r) { eval(k, l, r); if (b <= l || r <= a) return e1; if (a <= l && r <= b) return node[k]; T1 resl = query(a, b, 2 * k + 1, l, (l + r) / 2); T1 resr = query(a, b, 2 * k + 2, (l + r) / 2, r); return query_func(resl, resr); } }; Node f(Node a, Node b) { Node res; res.sum = a.sum + b.sum; res.ma = max(a.ma, b.ma); res.len = a.len + b.len; res.lcm = lcm(a.lcm, b.lcm); return res; } ll g(ll a, ll b) {return b;} Node h(Node a, ll b, int l, int r) { a.sum = a.len * b; a.ma = b; a.lcm = b; return a; } signed main() { int n, q; cin >> n >> q; vector<Node> a(n); rep (i, n) { ll x; cin >> x; a[i] = Node(x); } Node e; e.sum = e.len = 0; e.ma = -1; e.lcm = -1; LazySegmentTree<Node, ll> seg(a, f, g, h, e, -1); while (q--) { int type; cin >> type; if (type <= 2) { ll l, r, x; cin >> l >> r >> x; l--; if (type == 1) { seg.update(l, r, x, 0, 0, seg.n); } else { seg.update_gcd(l, r, x, 0, 0, seg.n); } } else { int l, r; cin >> l >> r; l--; Node res = seg.query(l, r, 0, 0, seg.n); if (type == 3) cout << res.ma << endl; else cout << res.sum << endl; } } }