bits.c

来自「操作系统的一些有用的题目」· C语言 代码 · 共 17 行

#include <stdio.h>


#define RevByte(low,high) ((high) << 8 | (low))
#define RevWord(lowest,lower,higher,highest) ((highest) << 24 | (higher) << 16 | (lower) << 8 | lowest)

int main()
{
  int a;

  a = RevWord(0x0a,0x0b,0x0c,0x0d);
  
  printf("%x\n",a);

  return 0;
}