View Code of Problem 87

#include <stdio.h>
int main()
{
	int a;
	int max, min;
	scanf("%d", &a);
	if(a % 2 != 0)
		printf("0 0\n");
	else
	{
		max = a / 2;
		if(a % 4 == 0)
			min = a / 4;
		else
			min = (a - 2) / 4 + 1;
		printf("%d %d\n", min, max);
	}
	return 0;
}