Submission

Status:

PPPPPPPPPPPPPPPPPPPP

Subtask/Task Score:

100/100

Score: 100

User: kinzap

Problemset: มุมขวาบน

Language: cpp

Time: 0.003 second

Submitted On: 2025-10-14 08:36:15

#include <iostream>
using namespace std;

int n,j=1,k,m=1;

int main(){
    cin >> n;
    for(int i = 1;i<=n;i+=j){
        if(i == 2*j+m){
            j++;
            m=i;
            if(j%2!=0){
                k=m;
            }
        }
    }
    cout << k;
}