ch2-4.c

单片机接口技术(C51版)例程源代码

#include"stdio.h"
void main()
{
  int a;
  printf("input integer number: ");
  scanf("%d",&a);
  switch (a)
  { 
   case 1:printf("Monday\n");
   case 2:printf("Tuesday\n");
   case 3:printf("Wednesday\n");
   case 4:printf("Thursday\n");
   case 5:printf("Friday\n");
   case 6:printf("Saturday\n");
   case 7:printf("Sunday\n");
   default:printf("error\n");
  }
}