Function find

stdlib/cpp/algorithm.hpp:9–17

    // The find algorithm
    template <class InputIterator, class T>
    InputIterator find(InputIterator first, InputIterator last, const T& value) {
        while (first != last) {
            if (*first == value) {
                return first;
            }
            ++first;
        }
        return last;
    }
    
    // The remove algorithm
    template <class ForwardIterator, class T>