View Code of Problem 612

#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int cmp(int a, int b) {
	return a > b ? 1 : 0;
}
int main() {
	int a1, a2, a3, a4, a5, a6;
	int a[6];
	while (cin >> a[0] >> a[1] >> a[2] >> a[3] >> a[4] >> a[5]) {
		sort(a, a + 6, cmp);
		double avg = 0;
		for (int i = 1; i < 5; ++i)
			avg += a[i];
		cout << avg / 4.0 << endl;
	}
	return 0;
}