Answer to Question #188944 in C++ for zain ul abdeen

Question

Q.write a program to swapp variables value. Note you cannot take third variable and implement it by making a class.

Answer 1

#include<iostream>
using namespace std;
void swapp(int x,int y)
{
    x=x+y;
    y=x-y;
    x=x-y;
    cout<<"\nValues after swapping are x = "<<x<<" and y = "<<y;
}
int main()
{
    int x,y;
    cout<<"Enter the value of x ";
    cin>>x;
    cout<<"Enter the value of y ";
    cin>>y;
    swapp(x,y);
}