View Code of Problem 612

#include<cstdio>
#include<cstring>
#include<cmath>
#include<iostream>
#include<algorithm>
#define N 100
using namespace std;
int main()
{
	
		int a[6];
		while(scanf("%d %d %d %d %d %d",&a[0],&a[1],&a[2],&a[3],&a[4],&a[5])!=EOF)
	 {
	 	sort(a,a+6);
		double sum=0;
		for(int i=1;i<5;i++)
		sum+=a[i];
		cout<<(sum/4)<<endl;
	 }
	
	
	return 0;
}