View Code of Problem 87

#include <stdio.h>

int main(){
	int a,min,max;
	scanf("%d",&a);

	if(a%4==0){
		min=a/4;
		max=a/2;
	}else if(a%2==0){
			min=a/4+1;	//
			max=a/2;
	}else{
		min=0;
		max=0;
	}
	printf("%d %d",min,max);
	return 0;
	
}