#include<bits/stdc++.h>
using namespace std;
int t,a,b;
int main(){
	cin>>t;
	while(t--){
		long long ans=0;
		cin>>a>>b;
		for(int i=1;i<=b;i++){
			ans+=i;
		}
		cout<<(ans<=a?"Yes":"No")<<"\n";
	}
	return 0;
}