std::for_each working on more than one range of iterators

Question

The lambda notation has made stl algorithms more accessible. I am still learning to decide when it\'s useful and when to fall back to good old fashioned for-loops. Often, it

Answer 1

std::transform has an overload that operates on two sequences in parallel. You'd need a null output iterator to absorb the results though, if you weren't interested in collecting any.