118. Program to swap 1st and 4th byte - 2nd and 3rd byte using character pointer

 #include<stdio.h>

int i = 0xAABBCCDD;

char *a,*b,*c,*d;

 

void main()

{

        printf("Program to swap 1st and 4th byte - 2nd and 3rd byte using character pointer\n");

        printf("Before swaping i = %X\n",i);

        a=(char *)&i;

        b=a+1;

        c=b+1;

        d=c+1;

 

        *a=*a^*d;

        *d=*a^*d;

        *a=*a^*d;

 

        *b=*b^*c;

        *c=*b^*c;

        *b=*b^*c;

 

        printf("%X\n ",i);

}