max_macro.c

Linux 环境下 C 开发的初始练习代码

                                                                                                                                                                               // file MAX_macro.c
//
// yet again MAX macro


#include <stdio.h>

#define MIN(x,y) ((x) < (y) ? (x) : (y))
#define MAX(x,y) ((x) > (y) ? (x) : (y))

main(void) {

  int x, y, min, max;

  printf("Hello World.\n");

  x = 3;
  y = 2;
  min = MIN(x, y);
  max = MAX(x, y);
  printf("MIN(%d,%d)=%d MAX(%d,%d)=%d\n", x, y, min, x, y, max);
  x = 3;
  y = 3;
  min = MIN(x, y);
  max = MAX(x, y);
  printf("MIN(%d,%d)=%d MAX(%d,%d)=%d\n", x, y, min, x, y, max);
  x = 3;
  y = 4;
  min = MIN(x, y);
  max = MAX(x, y);
  printf("MIN(%d,%d)=%d MAX(%d,%d)=%d\n", x, y, min, x, y, max);
}