Submission #1175789

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1175789	2025-03-29 07:51:55	bahaktl	Addk (eJOI21_addk)	C++20	100 / 100	1352 ms	4788 KiB

Main

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#include <bits/stdc++.h>   
using namespace std;
#define int long long
#define pb push_back
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
const int inf=1e16;
const int N=2e5+10;
const int mod=1e9+7;
int t[N*4],a[N];
void update(int v,int tl,int tr,int pos) {
  if(tl==tr) {
    t[v]=a[tl];
    return;
  }
  int m=(tl+tr)/2;
  if(pos<=m) update(v*2,tl,m,pos);
  else update(v*2+1,m+1,tr,pos);
  t[v]=t[v*2]+t[v*2+1];
}
int get(int v,int tl,int tr,int l,int r) {
  if(tl>=l && tr<=r) return t[v];
  if(l>tr || r<tl) return 0;
  int m=(tl+tr)/2;
  return get(v*2,tl,m,l,r)+get(v*2+1,m+1,tr,l,r);
}
signed main () {
 
 
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• Subtask 1: 36 / 36
• Subtask 2: 56 / 56
• Subtask 3: 8 / 8