Pinta-ala

#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
 
 
 
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    
    int t;
    cin >> t;
 
    while(t--){
        ll a;
        cin >> a;
 
        long double b = (sqrtl(a) + 1);
        long double c = b*b;
        ll d;
        cin >> d;
        // cout << c;
        if(c <= d){
            cout << "YES\n";
        } 
        else {
            cout << "NO\n";
        }
    }
 
 
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED