Submission

Status:

[PPP][PPP][PPP][PPP][PPPPP]

Subtask/Task Score:

{20/20}{20/20}{20/20}{20/20}{20/20}

Score: 100

User: exoworldgd

Problemset: ปราสาท

Language: cpp

Time: 0.002 second

Submitted On: 2025-05-26 09:36:46

#include <bits/stdc++.h>
using namespace std;
int main(void) {
    int n,m;
    cin >> n;
    for(m = 0; m*m<n; m++);
    cout << 2*(m-1) - (m%2!=n%2);
}