#include <bits/stdc++.h>
using namespace std;
long long t;
int main()
{
	cin >> t;
	for (int i = 1;i <= t;i++)
	{
		int n,k;
		cin >> n >> k;
		for (int j = 1;j <= k;j++)
		{
			n -= j;
			if (k >= n)
			{
				cout << "No" << endl;
				break;
			}	
		}
		if (n <= 0)
		{
			cout << "Yes" << endl;
		}
		else
		{
			cout << "No" << endl;
		}
	}
}