View Code of Problem 87

#include<stdio.h>

int main(){
	int a;
	scanf("%d",&a);
	if(a%2==1){
		printf("0 0\n");
	}
	else {
		if(a%4==0) printf("%d %d\n",a/4,a/2);
		else printf("%d %d\n",(a-2)/4+1,a/2);
	}
}