random_case

#include <iostream>
#include <string>
#include <algorithm>
#include <random>

int main()
{
    std::string name = "some test";

    auto random_case = [] (auto &name) -> void
        {
            std::transform(name.begin(), name.end(),
                name.begin(),
                [] (unsigned char ch) -> unsigned char
                {
                    static std::random_device rd;
                    std::uniform_int_distribution<int> dist(0, 1);
                    return dist(rd) ? std::toupper(ch) : std::tolower(ch);
                });
        };

    random_case(name);

    std::cout << name << std::endl;

    return 0;
}