結果
問題 | No.1826 Fruits Collecting |
ユーザー | t98slider |
提出日時 | 2022-01-28 23:23:45 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 219 ms / 2,000 ms |
コード長 | 8,845 bytes |
コンパイル時間 | 2,686 ms |
コンパイル使用メモリ | 183,768 KB |
実行使用メモリ | 17,480 KB |
最終ジャッジ日時 | 2024-06-09 16:55:22 |
合計ジャッジ時間 | 7,907 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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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 | 3 ms
5,376 KB |
testcase_03 | AC | 3 ms
5,376 KB |
testcase_04 | AC | 3 ms
5,376 KB |
testcase_05 | AC | 81 ms
9,524 KB |
testcase_06 | AC | 135 ms
14,704 KB |
testcase_07 | AC | 94 ms
10,084 KB |
testcase_08 | AC | 10 ms
5,376 KB |
testcase_09 | AC | 134 ms
11,576 KB |
testcase_10 | AC | 90 ms
10,104 KB |
testcase_11 | AC | 85 ms
9,908 KB |
testcase_12 | AC | 34 ms
6,272 KB |
testcase_13 | AC | 17 ms
5,376 KB |
testcase_14 | AC | 28 ms
5,376 KB |
testcase_15 | AC | 209 ms
17,308 KB |
testcase_16 | AC | 212 ms
17,304 KB |
testcase_17 | AC | 213 ms
17,480 KB |
testcase_18 | AC | 211 ms
17,304 KB |
testcase_19 | AC | 211 ms
17,432 KB |
testcase_20 | AC | 203 ms
17,432 KB |
testcase_21 | AC | 208 ms
17,308 KB |
testcase_22 | AC | 211 ms
17,304 KB |
testcase_23 | AC | 211 ms
17,304 KB |
testcase_24 | AC | 219 ms
17,304 KB |
testcase_25 | AC | 2 ms
5,376 KB |
testcase_26 | AC | 1 ms
5,376 KB |
testcase_27 | AC | 1 ms
5,376 KB |
testcase_28 | AC | 1 ms
5,376 KB |
testcase_29 | AC | 1 ms
5,376 KB |
testcase_30 | AC | 45 ms
6,760 KB |
testcase_31 | AC | 86 ms
9,940 KB |
testcase_32 | AC | 43 ms
6,580 KB |
testcase_33 | AC | 145 ms
14,920 KB |
testcase_34 | AC | 121 ms
11,108 KB |
testcase_35 | AC | 30 ms
5,376 KB |
testcase_36 | AC | 145 ms
14,860 KB |
testcase_37 | AC | 107 ms
10,684 KB |
testcase_38 | AC | 75 ms
9,556 KB |
testcase_39 | AC | 110 ms
12,772 KB |
testcase_40 | AC | 137 ms
14,032 KB |
testcase_41 | AC | 30 ms
5,796 KB |
testcase_42 | AC | 5 ms
5,376 KB |
testcase_43 | AC | 2 ms
5,376 KB |
testcase_44 | AC | 2 ms
5,376 KB |
testcase_45 | AC | 2 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> #define all(v) v.begin(), v.end() #define rall(v) v.rbegin(), v.rend() #define rep(i,n) for(int i=0;i<(int)(n);i++) #define drep(i,j,n) for(int i=0;i<(int)(n-1);i++)for(int j=i+1;j<(int)(n);j++) #define trep(i,j,k,n) for(int i=0;i<(int)(n-2);i++)for(int j=i+1;j<(int)(n-1);j++)for(int k=j+1;k<(int)(n);k++) #define codefor int test;scanf("%d",&test);while(test--) #define INT(...) int __VA_ARGS__;in(__VA_ARGS__) #define LL(...) ll __VA_ARGS__;in(__VA_ARGS__) #define yes(ans) if(ans)printf("yes\n");else printf("no\n") #define Yes(ans) if(ans)printf("Yes\n");else printf("No\n") #define YES(ans) if(ans)printf("YES\n");else printf("NO\n") #define popcount(v) __builtin_popcountll(v) #define vector2d(type,name,h,...) vector<vector<type>>name(h,vector<type>(__VA_ARGS__)) #define vector3d(type,name,h,w,...) vector<vector<vector<type>>>name(h,vector<vector<type>>(w,vector<type>(__VA_ARGS__))) #define vector4d(type,name,h,w,d,...) vector<vector<vector<vector<type>>>>name(h,vector<vector<vector<type>>>(w,vector<vector<type>>(d,vector<type>(__VA_ARGS__)))) using namespace std; using ll = long long; template<class T> using rpriority_queue = priority_queue<T, vector<T>, greater<T>>; const int MOD=1000000007; const int MOD2=998244353; const int INF=1<<30; const ll INF2=1LL<<60; void scan(int& a){scanf("%d",&a);} void scan(long long& a){scanf("%lld",&a);} template<class T,class L>void scan(pair<T, L>& p){scan(p.first);scan(p.second);} template<class T,class U,class V>void scan(tuple<T,U,V>& p){scan(get<0>(p));scan(get<1>(p));scan(get<2>(p));} template<class T, size_t size> void scan(array<T, size>& a){ for(auto&& i : a) scan(i);} template<class T> void scan(T& a){cin>>a;} template<class T> void scan(vector<T>& vec){for(auto&& it:vec)scan(it);} void in(){} template <class Head, class... Tail> void in(Head& head, Tail&... tail){scan(head);in(tail...);} void print(const int& a){printf("%d",a);} void print(const long long& a){printf("%lld",a);} void print(const double& a){printf("%.15lf",a);} template<class T,class L>void print(const pair<T, L>& p){print(p.first);putchar(' ');print(p.second);} template<class T> void print(const T& a){cout<<a;} template<class T> void print(const vector<T>& vec){if(vec.empty())return;print(vec[0]);for(auto it=vec.begin();++it!= vec.end();){putchar(' ');print(*it);}} void out(){putchar('\n');} template<class T> void out(const T& t){print(t);putchar('\n');} template <class Head, class... Tail> void out(const Head& head,const Tail&... tail){print(head);putchar(' ');out(tail...);} template<class T> void dprint(const T& a){cerr<<a;} template<class T> void dprint(const vector<T>& vec){if(vec.empty())return;cerr<<vec[0];for(auto it=vec.begin();++it!= vec.end();){cerr<<" "<<*it;}} void debug(){cerr<<endl;} template<class T> void debug(const T& t){dprint(t);cerr<<endl;} template <class Head, class... Tail> void debug(const Head& head, const Tail&... tail){dprint(head);cerr<<" ";debug(tail...);} ll intpow(ll a, ll b){ ll ans = 1; while(b){ if(b & 1) ans *= a; a *= a; b /= 2; } return ans; } ll modpow(ll a, ll b, ll p){ ll ans = 1; while(b){ if(b & 1) (ans *= a) %= p; (a *= a) %= p; b /= 2; } return ans; } ll modinv(ll a, ll m) {ll b = m, u = 1, v = 0;while (b) {ll t = a / b;a -= t * b; swap(a, b);u -= t * v; swap(u, v);}u %= m;if (u < 0) u += m;return u;} ll updivide(ll a,ll b){return (a+b-1)/b;} int msb(ll v){return 63-__builtin_clzll(v);} template<class T> void chmax(T &a,const T b){if(b>a)a=b;} template<class T> void chmin(T &a,const T b){if(b<a)a=b;} template<class T> struct compressed_array{ int N; vector<T> dat; const T operator[](int i) const { return dat[i]; } T operator[](int i) { return dat[i]; } compressed_array(){} compressed_array(vector<int> &a){ dat=a; } void build(){ sort(dat.begin(), dat.end()); dat.erase(unique(dat.begin(), dat.end()), dat.end()); N = dat.size(); } int size(){return N;} void insert(const T v){ dat.push_back(v); } void insert(vector<T> &a){ for(int i = 0; i < a.size() ; i++)dat.push_back(a[i]); } //type1でfirst,type2でsecond void insert(vector<pair<T, T>> &a, int type){ if(type==1){ for(int i = 0; i < a.size(); i++)dat.push_back(a[i].first); }else{ for(int i = 0; i < a.size(); i++)dat.push_back(a[i].second); } } template<size_t size> void insert(vector<array<T,size>> &a, int pos){ assert(0 <= pos && pos < size); for(int i = 0; i < a.size() ; i++){ dat.push_back(a[i][pos]); } } int load(T &v){ return lower_bound(dat.begin(), dat.end(), v) - dat.begin(); } void load(vector<T> &a){ for(int i = 0; i < a.size() ; i++)a[i] = load(a[i]); } void load(vector<pair<T, T>> &a, int type){ if(type==1){ for(int i = 0; i < a.size(); i++)a[i].first = load(a[i].first); }else{ for(int i = 0; i < a.size(); i++)a[i].second = load(a[i].second); } } template<size_t size> void load(vector<array<T,size>> &a, int pos){ assert(0 <= pos && pos < size); for(int i = 0; i < a.size() ; i++){ a[i][pos] = load(a[i][pos]); } } }; template <class S, S (*op)(S, S), S (*e)()> struct segtree { public: segtree() : segtree(0) {} segtree(int n) : segtree(std::vector<S>(n, e())) {} segtree(const std::vector<S>& v) : _n(int(v.size())) { log = ceil_pow2(_n); size = 1 << log; d = std::vector<S>(2 * size, e()); for (int i = 0; i < _n; i++) d[size + i] = v[i]; for (int i = size - 1; i >= 1; i--) { update(i); } } void set(int p, S x) { assert(0 <= p && p < _n); p += size; d[p] = x; for (int i = 1; i <= log; i++) update(p >> i); } S get(int p) { assert(0 <= p && p < _n); return d[p + size]; } const S operator[](int p) const { return get(p); } S operator[](int p) { return get(p); } S prod(int l, int r) { assert(0 <= l && l <= r && r <= _n); S sml = e(), smr = e(); l += size; r += size; while (l < r) { if (l & 1) sml = op(sml, d[l++]); if (r & 1) smr = op(d[--r], smr); l >>= 1; r >>= 1; } return op(sml, smr); } S all_prod() { return d[1]; } template <bool (*f)(S)> int max_right(int l) { return max_right(l, [](S x) { return f(x); }); } template <class F> int max_right(int l, F f) { assert(0 <= l && l <= _n); assert(f(e())); if (l == _n) return _n; l += size; S sm = e(); do { while (l % 2 == 0) l >>= 1; if (!f(op(sm, d[l]))) { while (l < size) { l = (2 * l); if (f(op(sm, d[l]))) { sm = op(sm, d[l]); l++; } } return l - size; } sm = op(sm, d[l]); l++; } while ((l & -l) != l); return _n; } template <bool (*f)(S)> int min_left(int r) { return min_left(r, [](S x) { return f(x); }); } template <class F> int min_left(int r, F f) { assert(0 <= r && r <= _n); assert(f(e())); if (r == 0) return 0; r += size; S sm = e(); do { r--; while (r > 1 && (r % 2)) r >>= 1; if (!f(op(d[r], sm))) { while (r < size) { r = (2 * r + 1); if (f(op(d[r], sm))) { sm = op(d[r], sm); r--; } } return r + 1 - size; } sm = op(d[r], sm); } while ((r & -r) != r); return 0; } private: int _n, size, log; std::vector<S> d; int ceil_pow2(int n) { int x = 0; while ((1U << x) < (unsigned int)(n)) x++; return x; } void update(int k) { d[k] = op(d[2 * k], d[2 * k + 1]); } }; ll op(ll a,ll b){return max(a,b);} ll e(){return -INF2;} int main(){ INT(n); vector<array<ll,3>> a(n); compressed_array<ll> X,Y; rep(i,n){ LL(T,x,V); a[i][0]=T-x,a[i][1]=T+x,a[i][2]=V; } a.push_back({0,0,0}); X.insert(a,0),Y.insert(a,1); X.build(),Y.build(); X.load(a,0),Y.load(a,1); segtree<ll,op,e> seg(Y.size()); int xz=a[n][0]; seg.set(a[n][1],0); a.pop_back(); sort(all(a)); rep(i,n){ if(a[i][0]<xz)continue; ll v=seg.prod(0,a[i][1]+1); seg.set(a[i][1],v+a[i][2]); } out(seg.all_prod()); }