Submission #719820

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
719820	2023-04-06 18:21:53	ovidiush11	Wall (IOI14_wall)	C++14	61 / 100	644 ms	262144 KiB

wall

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#include <bits/stdc++.h>
#include "wall.h"
using namespace std;
#define ff first
#define ss second
const int inf = 1e9;
const int K = 5e5;
vector<pair<int,int>> a;
int pos[K];
void build(int p,int l,int r)
{
    if(l == r)pos[l] = p;
    else
    {
        int m = (l + r) / 2;
        build(p*2,l,m);
        build(p*2+1,m+1,r);
    }
    a[p].ff = 0;
    a[p].ss = inf;
    return ;
}
void change(int p)
{
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 24 / 24
• Subtask 3: 29 / 29
• Subtask 4: 0 / 39