break;
    printf("%s,%s\n",pl[i].name,pl[i].pr);
      }
       }break;
     case'c': clrscr();break;                                 /*界面清屏*/
     case'v': {                                               /*输入景点代码查到其它景点的最短距离*/  
   do
   {
        printf("\ninput  the number:(0-9):   (!=0->9   q)\n");
        scanf("%d",&i);
        if(i<0||i>9)                           /*输入非0->9退出*/
                                  break;
        save(a,n,i,d,p);
        printf("\n\nThe shortroad is:\n");
        input(i,n,d,p);

   }
   while(1);
       }break;
    default: exit(1);                                       /*非正常字符退出*/
       }
   }
   while(getchar());
      getchar();
}

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