A

#include <bits/stdc++.h>
using namespace std;

int main() {
    int t;
    cin>>t;

    while(t--){
        long long n, k;
        cin >> n >> k;

        if (k * (k + 1) / 2 + k - 1 <= n)
            cout<<"YES\n";
        else
            cout<<"NO\n";
    }
}