#include <iostream>

int main() {
    const int total{5};
    auto samples = 2;
    auto whole = total / samples;
    auto mean = static_cast<double>(total) / samples;
    samples = 4;
    std::cout << whole << '\n';
    std::cout << mean << '\n';
    std::cout << samples << '\n';
    return 0;
}