#include<stdio.h>

int main()

{

         int iDay=0;                             //定义变量输入的星期

         int Monday=1,Tuesday=2,Wednesday=3,    //定义变量一周中的一天

                  Thursday=4,Friday=5,Saturday=6,

                  Sunday=7;

         printf("请输入数字\n");                //信息提示

         scanf("%d",&iDay);                      //输入星期

         if(iDay>Friday)                         //周末情况

         {

                  if(iDay==Saturday)                  //周六时

                  {

                          printf("购物\n");    

                  }

                         else                                  //周日时

                  {

                          printf("在家\n");

                  }

         }

         else                                 //工作日情况

         {

                  if(iDay==Monday)                   //周一时

                  {

                          printf("开会\n");

                  }

                  else                            //其它星期时

                  {

                          printf("上班\n");

                  }      

         }

         else

         {

                  if(iDay>Sunday)

                  {

                          printf("报错\n");

                  }

                  else

                  {

                          printf("报错")

                  }      

    }

         return 0;

}