Swapping of Given Two Numbers

#include<conio.h>
    #include<stdio.h>
    main()
    {
    int a,b,c;
    clrscr();
    printf("Enter 2 No's: ");
    scanf("%d%d",&a,&b);
    printf("\nBefour Swaping");
    printf("\na = %d",a);
    printf("\nb = %d",b);
    c=a;
    a=b;
    b=c;
    printf("\nAfter Swaping");
    printf("\na = %d",a);
    printf("\nb = %d",b);
    getch();
    }