Constructors are special class functions which performs initialization of every object. The Compiler calls the Constructor whenever an object is...

Namespace is a new concept introduced by the ANSI C++ standards committee. A namespace is introduced to avoid name clashes...

Function overloading means, two or more functions have the same names but different argument lists The arguments may differ in...

#include<iostream> using namespace std; void swap(int &x, int &y) { int temp; temp = x; x = y; y =...

Reference variable Pointers References must be initialized when created Pointer Can be initialized at any time Once reference is assigned...

A reference variable is just another name to an already existing variable. Creating Reference Variable The reference variable is created...

Basic concepts and features of object oriented programming language like C++. Following are the features or basic concepts of C++...

Procedure oriented programming Object oriented Programming Emphasis is given more to procedures (functions) Emphasis is given more to data in...

#include<stdio.h> #include<sys/types.h> #include<unistd.h> #include<string.h> int main(int argc, char * argv[]) { if(argc < 3 || argc > 4 || (argc...