#include
#include
using namespace std;
int main(void)
{
double dina[10];
double sum = 0;
int a = 0;
double b = 0;
while (cin >> dina[a] && !isdigit(dina[a])&&a<10)
{
sum += dina[a];
++b;
a++;
}
double per = sum*1.0 / b;
int big;
cout << per << endl;
for (big = 0; big < a; big++)
{
if (dina[big]>per)
cout << dina[big] << endl;
}
}