Category: c / c++

The static methods in OOP (Object Oriented Programming) can be treated as ‘global methods’ for that class. It means that every instances (objects) of class share the same method/variables …

C/C++ compilers provide two pre-defined ‘constants’ that return the current source file name and the line number of current statement. So it is useful to locate the error when …

C/C++ is sometimes considered the mid-level programming language because if offers the powerful pointers. We know that, like many other programming languages, if you have a array named arr …

The question is: how many bits are required to change if we want to convert a integer to another? The problem is from . This may seem complicated at …

We all know that the total number of solution to pick combination of n items out of m items is C(m, n), and sometimes denoted as or . We …