C Program to swap two numbers using temporary variable

The following program will swap two numbers by using third variable (Temporary Variable)

#include <stdio.h>
void main()
{
int a,b,c;

printf("Enter first number: ");
scanf("%d", &a);

printf("Enter second number: ");
scanf("%d",&b);

c=a;
a=b;
b=c;

printf("\nAfter swapping, a=%d b=%d",a,b);