#include <iostream>
using namespace std;

int main()
{
	int a[3];
	while(cin >> a[0] >> a[1] >> a[2] && a[0] != EOF)
	{
		sort(a,a+3);
		if(a[0]*a[0] + a[1]*a[1] == a[2]*a[2])
			cout << "YES";
		else
			cout << "NO";
		cout << endl;
	}
	
}