copy and copy_if Function in C++
std::copy() and std::copy_if() function in C++ copies the elements in the range, to another range. However std::copy_if() function copies the element based on result of unary function passed to it. Syntax Syntax of copy() and copy_if() function is template <class InputIterator, class OutputIterator> OutputIterator copy (InputIterator first, InputIterator last, OutputIterator [...]