#include <algorithm>
#include <iostream>
#include <vector>
#include <boost/algorithm/string.hpp>
auto str_equivalence_ignore_case(const std::string& text) {
FIXME
}
int main() {
std::vector<std::string> a = {"hello", "Hallo", "willkommen"};
auto look_for_hello = str_equivalence_ignore_case("hallo");
auto it = std::find_if(a.begin(), a.end(), look_for_hello);
std::cout << "std::find_if stopped at: ";
if (it != a.end()) {
std::cout << "'" << *it << "'";
} else {
std::cout << "end";
}
std::cout << std::endl;
}