write a program to swap two numbers using a third variable

Two numbers are taken from the user and then swapped using a third variable.

Select To use this code as it is.. select and copy paste this code into code.cpp file :)

1. #include<iostream.h>
2. #include<conio.h>
3. void main()
4. {
5. clrscr();
6. int a,b,c;
7. cout<<"Enter a: ";
8. cin>>a;
9. cout<<"Enter b: ";
10. cin>>b;
11. cout<<"Before swapping:"<<endl;
12. cout<<"a: "<<a<<" b: "<<b<<endl;
13. //Coding by: Snehil Khanor
14. //http://WapCPP.blogspot.com
15. c=a;
16. a=b;
17. b=c;
18. cout<<"After swapping:"<<endl;
19. cout<<"a: "<<a<<" b: "<<b;
20. getch();
21. }