#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<algorithm>
using namespace std;
int main()
{
	int A,B,C;
	scanf("%d %d %d",&A,&B,&C);
	if(A % 2 == 0)
	{
		if(C == 0)
			printf("YES\n");
			else
			{
				if(C % 2 == 0)
					printf("YES\n");
				else
					printf("NO\n");
			}	
	}
		else
				printf("YES\n");
	return 0;
}