제출 #524243

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
524243	2022-02-08 21:12:10	inluminas	Bigger segments (IZhO19_segments)	C++17	100 / 100	244 ms	25200 KiB

segments

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#include"bits/stdc++.h"
using namespace std;
 
#define ll long long
#define endl "\n"
#define fastio ios_base::sync_with_stdio(false)
#define inf LLONG_MAX
const int lmt=5e5+5;
ll tree[4*lmt];
void update(int at,int L,int R,int pos,ll val){
  if(L==R){
    tree[at]=val;
    return;
  }
  int mid=(L+R)>>1;
  if(pos<=mid) update(at*2,L,mid,pos,val);
  else update(at*2+1,mid+1,R,pos,val);
  tree[at]=max(tree[at*2],tree[at*2+1]);
}
int find(int at,int L,int R,int l,int r,ll u){
  if(r<L || R<l || r<l) return 0;
  int mid=(L+R)>>1;
  if(l<=L && R<=r){
    if(L==R){
      if(tree[at]<u) return 0;
      return L;
    }
 
 
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• Subtask 1: 13 / 13
• Subtask 2: 14 / 14
• Subtask 3: 10 / 10
• Subtask 4: 36 / 36
• Subtask 5: 27 / 27