C++

Two dimensional vector (or 2D vector) in C++ represents a table like structure that has two dimensions, row and column. It is, in fact, a standard STL vector of type…

C++ Standard Template Library (STL) provides the data structure, Vector, that represents a dynamic array internally. As the vector is a template class, it can represent an array of virtually…

Roman numerals are a number system that was originated from ancient Rome. Even though it is sort of obsolete, we often come across Roman numerals in various places. They are…

Function overloading in C++ allows us having multiple definitions of a single function or method. That means that we can have multiple functions with same name. But their input arguments…

Singleton class ensures that there will be only one object of the class in lifetime of a program. Normally we can create as many objects as we want from a…