无数次输入打印

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{  
   int choice;
   int i;
   while(1) 
   {   
       scanf("please enter a number to start:\n",&choice);
       if(choice==-1) break;
       if(choice !=0)
       for(i=0;i<10; i++){
           printf("* ");
       }
       getchar();
   }

   system("pause");
   return;
}