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Bits right and left shift
#include <stdio.h>
int main(void)
{
unsigned int original = 0xABC;
unsigned int result = 0;
unsigned int mask = 0xF;
printf("\n original = %X", original);
/* Insert first digit in result */
result |= original&mask;
/* Get second digit */
original >>= 4;
result <<= 4;
result |= original&mask;
/* Get third digit */
original >>= 4;
result <<= 4;
result |= original&mask;
printf("\t result = %X\n", result);
return 0;
}original = ABC result = CBA
