View Code of Problem 612

#include <stdio.h>
#include <algorithm>
using namespace std;
int main(){
	
	int arr[10];
	while( ~(scanf("%d", &arr[0]))){
		   for( int i=1; i<6; i++ ){
		   	scanf("%d", &arr[i]);
		   }
		   	sort(arr,arr+6);
		   	int sum = 0;
			for( int i=1; i<5; i++ ){
				sum += arr[i];
			}	
			printf("%g\n", sum*1.0/4);
			
   }
	return 0;
	
}