#include<stdio.h>

int main() {
	float a,b,c;
	printf("Enter three sides:");
	scanf("%f%f%f",&a,&b,&c);
	
	if(a*a == b*b + c*c || b*b==a*a+c*c || c*c==a*a+b*b)
	{
		printf("Yes");
	}
	else
	{
		printf("No");	
	}
	return 0;
}