제출 #467906

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
467906	2021-08-25 14:57:02	trumchepcode	Deda (COCI17_deda)	C++14	80 / 140	117 ms	6340 KiB

deda

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#include <bits/stdc++.h>
using namespace std;
const int N=1e5+1;
const long long inf=1e9+7;
int n,q;
long long st[4*N];
void build(int id,int l,int r)
{
    if(l>r) return ;
    if(l==r)
    {
        st[id]=inf;
        return ;
    }
    int mid=(l+r)/2;
    build(id*2,l,mid);
    build(id*2+1,mid+1,r);
    st[id]=min(st[id*2],st[id*2+1]);
}
void update(int id,int l,int r,int a,int x)
{
    if(l>a||a>r) return ;
     if(l==r)
     {
         st[id]=x;
         return ;
     }
     int mid=(l+r)/2;
     update(id*2,l,mid,a,x);
     update(id*2+1,mid+1,r,a,x);
 
 
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• Subtask 1: 80 / 140