#include <iostream>
#include <iomanip>
#include <algorithm>
using namespace std;

int main() {
    int x, y, z;
    cin >> x >> y >> z;

    // 找出最大值和最小值
    int max_price = max({x, y, z});
    int min_price = min({x, y, z});

    // 总花费
    int total = max_price + min_price;

    // 平均花费
    double average = total / 2.0;

    // 输出
    cout << total << endl;
    cout << fixed << setprecision(1) << average << endl;

    return 0;
}