c program for swapping of two numbers
#include <stdio.h>
int main() {
int first, second, temp;
printf("Enter first number: ");
scanf("%d", &first);
printf("Enter second number: ");
scanf("%d", &second);
printf("Before swapping: first = %d, second = %d\n", first, second);
temp = first;
first = second;
second = temp;
printf("After swapping: first = %d, second = %d\n", first, second);
return 0;
}