#include <iostream>
#include <cmath>
using namespace std;
long long n,k,e,d;
int main()
{
//	freopen ("solve.in","r",stdin);
//	freopen ("solve.out","w",stdout);
	cin>>k;
	for (int i=1; i<=k; i++){
		cin>>n>>e>>d;
		double ans=sqrt((n-e*d)*(n-e*d)-4*e*d+4);
		double p=(n-e*d+2-ans)/2,q=(n-e*d+2+ans)/2;
		if (ans-(int)ans!=0 || p-(int)p!=0 || q-(int)q!=0){
			cout<<"NO"<<endl;
		}
		else {
			cout<<p<<' '<<q<<endl;
		}
	}
	return 0;
}