結果
問題 | No.631 Noelちゃんと電車旅行 |
ユーザー | algon_320 |
提出日時 | 2018-01-05 22:55:19 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 424 ms / 2,000 ms |
コード長 | 4,586 bytes |
コンパイル時間 | 2,561 ms |
コンパイル使用メモリ | 187,628 KB |
実行使用メモリ | 10,240 KB |
最終ジャッジ日時 | 2024-10-02 09:29:15 |
合計ジャッジ時間 | 8,619 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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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 | 270 ms
6,816 KB |
testcase_01 | AC | 419 ms
10,240 KB |
testcase_02 | AC | 417 ms
10,112 KB |
testcase_03 | AC | 422 ms
10,112 KB |
testcase_04 | AC | 417 ms
10,112 KB |
testcase_05 | AC | 424 ms
9,984 KB |
testcase_06 | AC | 159 ms
6,816 KB |
testcase_07 | AC | 96 ms
6,820 KB |
testcase_08 | AC | 316 ms
9,984 KB |
testcase_09 | AC | 349 ms
6,816 KB |
testcase_10 | AC | 255 ms
9,856 KB |
testcase_11 | AC | 229 ms
6,820 KB |
testcase_12 | AC | 293 ms
9,984 KB |
testcase_13 | AC | 250 ms
6,816 KB |
testcase_14 | AC | 106 ms
6,816 KB |
testcase_15 | AC | 219 ms
6,820 KB |
testcase_16 | AC | 2 ms
6,820 KB |
testcase_17 | AC | 2 ms
6,820 KB |
testcase_18 | AC | 2 ms
6,816 KB |
testcase_19 | AC | 3 ms
6,820 KB |
testcase_20 | AC | 2 ms
6,820 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define int long long using ll=long long; using vi=vector<int>; using pii=pair<int,int>; #define ALL(c) begin(c),end(c) #define RALL(c) rbegin(c),rend(c) #define ITR(i,b,e) for(auto i=(b);i!=(e);++i) #define FORE(x,c) for(auto &x:c) #define REPF(i,a,n) for(int i=a,i##len=(int)(n);i<i##len;++i) #define REP(i,n) REPF(i,0,n) #define REPR(i,n) for(int i=(int)(n);i>=0;--i) #define SZ(c) ((int)c.size()) #define CONTAIN(c,x) (c.find(x)!=end(c)) #define OUTOFRANGE(y,x,h,w) (y<0||x<0||y>=h||x>=w) #define dump(...) const int DX[9]={0,1,0,-1,1,1,-1,-1,0},DY[9]={-1,0,1,0,-1,1,1,-1,0}; #define INF (1001001001) #define INFLL (1001001001001001001ll) template<class T> ostream& operator << (ostream &os,const vector<T> &v) { ITR(i,begin(v),end(v)) os<<*i<<(i==end(v)-1?"":" "); return os; } template<class T> istream& operator >> (istream &is,vector<T> &v) { ITR(i,begin(v),end(v)) is>>*i; return is; } template<class T,class U> istream& operator >> (istream &is, pair<T,U> &p) { is>>p.first>>p.second; return is; } 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(b<a) {a=b;return 1;} return 0;} template <class T> using heap = priority_queue<T,vector<T>,greater<T>>; struct { template <typename T> operator T() { T x; cin >> x; return x; } } IN; struct before_main_function { before_main_function() { #ifdef int #undef INF #define INF INFLL #define stoi stoll #endif cin.tie(0);ios::sync_with_stdio(false); cout<<setprecision(15)<<fixed; // #define endl "\n" } } before_main_function; //------------------8<------------------------------------8<-------------------- template <class T> struct LazySegmentTree { using func = function<T(T, T)>; int size; vector<T> data; vector<T> lazy; vector<T> width; function<T(T,T,int)> updater; func merger, propagater; T ident_prop, ident_query; LazySegmentTree(int n, function<T(T,T,int)> update_func, func merge_func, func propagate_func, T identity_propagate, T identity_query) : updater(update_func), merger(merge_func), propagater(propagate_func), ident_prop(identity_propagate), ident_query(identity_query) { size = 1; while (size < n) size <<= 1; data.resize(size*2, ident_query); lazy.resize(size*2, ident_prop); width.resize(size*2, 1); for (int i = size-2; i >= 0; i--) { width[i] = width[i*2+1] + width[i*2+2]; } } void lazy_propagate(int p) { data[p] = updater(data[p], lazy[p], width[p]); if (p < size-1) { lazy[p*2+1] = propagater(lazy[p*2+1], lazy[p]); lazy[p*2+2] = propagater(lazy[p*2+2], lazy[p]); } lazy[p] = ident_prop; } void update(int wishL, int wishR, int x, int watchL = 0, int watchR = -1, int k = 0) { if (watchR == -1) watchR = size; if (wishR <= watchL || watchR <= wishL) { lazy_propagate(k); return; } if (wishL <= watchL && watchR <= wishR) { lazy[k] = propagater(lazy[k], x); lazy_propagate(k); return; } int mid = (watchL+watchR)/2; lazy_propagate(k); update(wishL, wishR, x, watchL, mid, k*2+1); update(wishL, wishR, x, mid, watchR, k*2+2); data[k] = merger(data[k*2+1], data[k*2+2]); } T query(int wishL, int wishR, int watchL = 0, int watchR = -1, int k = 0) { if (watchR == -1) watchR = size; if (watchR <= wishL || wishR <= watchL) return ident_query; if (wishL <= watchL && watchR <= wishR) { lazy_propagate(k); return data[k]; } lazy_propagate(k); T ld = query(wishL, wishR, watchL, (watchL+watchR)/2, k*2+1); T rd = query(wishL, wishR, (watchL+watchR)/2, watchR, k*2+2); return merger(ld, rd); } }; signed main() { int N=IN; vector<int> T(N-1); cin>>T; auto update=[](int a,int b,int w) {return a+b;}; auto merge=[](int a,int b) {return min(a,b);}; auto propagate=[](int a,int b) {return a+b;}; LazySegmentTree<int> seg(N,update,merge,propagate,0,INF); seg.update(0,N,-INF); int sum=0; REP(i,N-1) { seg.update(i,i+1,sum-T[i]); sum+=3; } int M=IN; REP(i,M) { int L=IN,R=IN,D=IN; seg.update(L-1,R,-D); cout<<(sum-seg.query(0,N))<<endl; } return 0; }