Submission #1151220

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1151220	2025-02-16 12:00:58	andrei_n	Addk (eJOI21_addk)	C++20	64 / 100	286 ms	8112 KiB

Main

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#include <bits/stdc++.h>
#define int long long
using namespace std;
int n;
int Left[400005],Right[400005];
int sum[400005];
void _update(int st, int dr, int node, int p, int x)
{
    if(st == dr)
    {
        Left[node] = Right[node] = x;
        sum[node] = x;
    }
    else
    {
        int mij = (st+dr)/2;
        if(p <= mij)
            _update(st, mij, node<<1, p, x);
        else
            _update(mij+1, dr, (node<<1)+1, p, x);
        sum[node] = sum[node<<1] + sum[(node<<1)+1];
        Left[node] = Left[node<<1] + Left[(node<<1)+1] + sum[(node<<1)+1] * (mij - st + 1);
        Right[node] = Right[node<<1] + Right[(node<<1)+1] + sum[node<<1] * (dr - mij);
    }
}
 
 
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• Subtask 2: 56 / 56
• Subtask 3: 8 / 8