Submission

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Score: 100

User: njoop

Problemset: กองส้ม

Language: cpp

Time: 0.003 second

Submitted On: 2024-11-26 23:55:01

#include <bits/stdc++.h>

using namespace std;

int arr[110];

int main() {
    int l, n;
    cin >> l >> n;
    for(int i=1; i<=l; i++) {
        arr[i] += i*i;
        arr[i] += arr[i-1];
        if(arr[i] == n) {
            cout << l-i;
            return 0;
        } else if(arr[i] > n) {
            cout << l-i+1;
            return 0;
        }
    }
}