#include<iostream>
using namespace std;

int main(){
	int a, b, c;

	while(cin >> a >> b >> c){
		if(a*a + b*b == c*c || a*a + c*c == b*b || b*b + c*c == a*a){
			cout << "YES" << endl;
		}
		else cout << "NO" << endl;
	}
}