#include<iostream>
int main(void){
	while(true){
		int a,b,c;
		std::cin>>a;
		std::cin>>b;
		std::cin>>c;
		     if(a*a==b*b+c*c)std::cout<<"YES"<<std::endl;
		else if(b*b==a*a+c*c)std::cout<<"YES"<<std::endl;
		else if(c*c==a*a+b*b)std::cout<<"YES"<<std::endl;
		else                 std::cout<<"NO"<<std::endl;
		}
	 return 0;
	}