Bits right and left shift : Bit Shift « Data Type « C Tutorial

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C Tutorial » Data Type » Bit Shift 
2.24.1.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
2.24.Bit Shift
2.24.1.Bits right and left shift
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