제출 #903979

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
903979	2024-01-11 15:54:29	Hakiers	Measures (CEOI22_measures)	C++17	100 / 100	285 ms	39588 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
struct node{
  ll pref, suf, inf, sum;
};
constexpr int BASE = 1<<18;
constexpr ll oo = 1e16;
node TREE[BASE<<1];
pair<ll, int> Queries[BASE];
int who[BASE];
vector<pair<ll, int>> event;
set<int> S;
ll n, m, D;
void update(int v, ll val){
  v+=BASE;
  TREE[v].pref = TREE[v].suf = TREE[v].inf = TREE[v].sum = val;
  v/=2;
  
  while(v>0){
    int l = 2*v, r = 2*v+1;
    TREE[v].pref = max(TREE[l].pref, TREE[l].sum+TREE[r].pref);
    TREE[v].suf = max(TREE[r].suf, TREE[l].suf+TREE[r].sum);
    TREE[v].sum = TREE[l].sum + TREE[r].sum;
    TREE[v].inf = max({TREE[l].inf, TREE[r].inf, TREE[l].suf+TREE[r].pref});
    v/=2;
  }
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 14 / 14
• Subtask 3: 35 / 35
• Subtask 4: 41 / 41