Swapping Program With function

/* Program to SWAP two variable without using THIRD variable in C++ (with function) */ 

/*In this program will will not use third variable to swap the the variable but we will be using the operator to do so. Here we will be using a swap function to swap the value but it will be done by using call by reference.*/

/* Program to swap the value without using the third variable*/

//Header File
#include<iostream.h>
void swap(int &a,int &b);
int main()
{
int a,b;
cout<<"\n Enter First No:- ";
cin>>a;
cout<<"\n Enter Second No:- ";
cin>>b;

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Swapping Program Without function

/* Program to SWAP two variable without using THIRD variable in C++ (without function) */ 

/*In this program will will not use third variable to swap the the variable but we will be using the operator to do so*/

//Header file

#include<iostream.h>

int main()

{

int a,b;

cout<<"\n Enter First No:- ";

cin>>a;

cout<<"\n Enter Second No:- ";

cin>>b;

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