//Enter 1st number: 5
//Enter 2nd number: 1
//Enter 3rd number: 10
//Greatest number is: 10

#include<stdio.h>//sdoijfslkdfjsldfjk
int main() {
	int x;
	printf("Enter the number:");
	scanf("%d", &x);
	if(x%2 == 0 || x > 0)
	{
		printf("YES");
	}
	else 
	{
		printf("NO");
	}
}