Pinta-ala

#include <bits/stdc++.h>
 
using namespace std;
 
int main() {
    int t;
    long long a,b,sqa;
    cin >> t;
    for (int i = 0; i < t; i++) {
        cin >> a >> b;
        sqa = pow(a,0.5)+1;
        if (sqa*sqa > b) {
            cout << "NO" << "\n";
        }
        else {
            cout << "YES" << "\n";
        }
    }
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: WRONG ANSWER