結果
問題 | No.3078 Difference Sum Query |
ユーザー |
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提出日時 | 2025-03-28 21:19:19 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 176 ms / 2,000 ms |
コード長 | 3,083 bytes |
コンパイル時間 | 2,196 ms |
コンパイル使用メモリ | 209,460 KB |
実行使用メモリ | 17,104 KB |
最終ジャッジ日時 | 2025-03-28 21:19:46 |
合計ジャッジ時間 | 7,369 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 26 |
ソースコード
#include <bits/stdc++.h>using namespace std;using ll=long long;const ll ILL=2167167167167167167;const int INF=2100000000;#define rep(i,a,b) for (int i=(int)(a);i<(int)(b);i++)#define all(p) p.begin(),p.end()template<class T> using _pq = priority_queue<T, vector<T>, greater<T>>;template<class T> int LB(vector<T> &v,T a){return lower_bound(v.begin(),v.end(),a)-v.begin();}template<class T> int UB(vector<T> &v,T a){return upper_bound(v.begin(),v.end(),a)-v.begin();}template<class T> bool chmin(T &a,T b){if(b<a){a=b;return 1;}else return 0;}template<class T> bool chmax(T &a,T b){if(a<b){a=b;return 1;}else return 0;}template<class T> void So(vector<T> &v) {sort(v.begin(),v.end());}template<class T> void Sore(vector<T> &v) {sort(v.begin(),v.end(),[](T x,T y){return x>y;});}bool yneos(bool a,bool upp=false){if(a){cout<<(upp?"YES\n":"Yes\n");}else{cout<<(upp?"NO\n":"No\n");}return a;}template<class T> void vec_out(vector<T> &p,int ty=0){if(ty==2){cout<<'{';for(int i=0;i<(int)p.size();i++){if(i){cout<<",";}cout<<'"'<<p[i]<<'"';}cout<<"}\n";}else{if(ty==1){cout<<p.size()<<"\n";}for(int i=0;i<(int)(p.size());i++){if(i) cout<<" ";cout<<p[i];}cout<<"\n";}}template<class T> T vec_min(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmin(ans,x);return ans;}template<class T> T vec_max(vector<T> &a){assert(!a.empty());T ans=a[0];for(auto &x:a) chmax(ans,x);return ans;}template<class T> T vec_sum(vector<T> &a){T ans=T(0);for(auto &x:a) ans+=x;return ans;}int pop_count(long long a){int res=0;while(a){res+=(a&1),a>>=1;}return res;}template<class T> T square(T a){return a * a;}#include <atcoder/segtree>struct F{ll val = 0;ll c = 0;};F op(F l, F r){return {l.val + r.val, l.c + r.c};}F e(){return F{};}vector<int> make_order(vector<ll> v){vector<int> order;rep(i, 0, v.size()) order.push_back(i);sort(all(order), [&](int l, int r){return v[l] < v[r];});return order;}void solve();// CITRUS CURIO CITY / FREDERICint main() {ios::sync_with_stdio(false);cin.tie(nullptr);int t = 1;// cin >> t;rep(i, 0, t) solve();}void solve(){int N, Q;cin >> N >> Q;vector<ll> A(N);rep(i, 0, N) cin >> A[i];vector<ll> L(Q), R(Q), X(Q);rep(i, 0, Q) cin >> L[i] >> R[i] >> X[i], L[i]--;atcoder::segtree<F, op, e> seg1(N), seg2(N);rep(i, 0, N) seg1.set(i, {A[i], 1});auto A_order = make_order(A);auto X_order = make_order(X);A_order.push_back(N);vector<ll> ans(Q);int a_ind = A_order[0], aa = 0;for (auto id : X_order){while (a_ind != N && X[id] > A[a_ind]){seg1.set(a_ind, e());seg2.set(a_ind, {A[a_ind], 1});aa++;a_ind = A_order[aa];}auto tmp1 = seg1.prod(L[id], R[id]);auto tmp2 = seg2.prod(L[id], R[id]);// cout << tmp1.val << " " << tmp1.c << "\n";ans[id] += tmp1.val - tmp2.val;ans[id] += X[id] * (tmp2.c - tmp1.c);}for (auto x : ans) cout << x << "\n";}