python/TangDou/XiTi/1044.cpp

#include <bits/stdc++.h>

using namespace std;

int main()
{
    int sum = 0, avg, n, count = 0;
    while (cin >> n && n != 0)
    {
        sum += n;
        count++;
    }
    avg = sum / count;
    cout << avg << endl;
    return 0;
}