given two arrays a and b, they contains no duplicated and it is sorted. now the rules are: we can pick any elements from b, and all the picked elements, we need to insert them in a such that all the elements in
Qt comes with its own set of container classes, closely modeled after those in the STL, but with subtle and not-so-subtle differences, some of them clever additions, others; not quite so. As a Qt programmer, it is important to understand when to use which ...