2. WAP to swap two numbers using a third variable.

#include<stdio.h>
#include<conio.h>
void main()
{
    int num1, num2, temp;
    clrscr();
    printf("Enter first number: ");
    scanf("%d", &num1);
    printf("Enter second number: ");
    scanf("%d", &num2);
    printf("-----------------------\n\n");
    printf("--- Before Swapping ---\n");
    printf("First Number = %d", num1);
    printf("\nSecond Number = %d", num2);
    temp = num1;
    num1 = num2;
    num2 = temp;
    printf("\n\n--- After Swapping ---\n");
    printf("First Number = %d", num1);
    printf("\nSecond Number = %d", num2);
    getch();
}


OUTPUT: