74. To swap nibble of a given char data ( Method 2 )

 #include<stdio.h>

void main()

{

        char ch,i,j,n1,n2;

        printf("To swap nibble of a given char data \n");

        printf("Enter a number : ");

        scanf("%d",&ch);

       

        for(i=7;i>=0;i--)

        printf("%d",ch>>i&1);

        printf("\n");

       

        n1=ch>>4;

        n2=ch<<4;

        ch=n1|n2;

       

        for(i=7;i>=0;i--)

        printf("%d",ch>>i&1);

        printf("\n");

}