baoshu.c

M个人排成一排

#define nmax 50
main()
{
  int i,k,m,n,num[nmax],*p,x,y;

  printf("please input the total of numbers: m=");//总人数
  scanf("%d",&n);

  if (n>50)
    {
      printf("the number must be less than 50");
      goto stop;
  	}

  printf("please input the first called number: n=");//第一个出列的人
  scanf("%d",&x);

  if (x>n)
  	{
  	  printf("n must be less than m");
      goto stop;
  	}
  
  p=num;

  for(i=0;i<n;i++)//给每个人编号
    *(p+i)=i+1;

  i=0;
  k=0;
  m=0;
  y=0;

  while(m<n-1)
    {
      if(*(p+i)!=0) k++;//没出列，下一个报
      if(k==x)//如果报到该出列的数
       { 
         x=*(p+i);//以出列的人的编号作为新的n值
         printf("the next out:");
         printf("%d",x);

         *(p+i)=0;//出列    
         printf("the rest team:");
         for(y=0;y<n;y++)
           {
             if(*(p+y)==0)
           	 continue;
             printf("%d",*(p+y));
           }
         k=0;//从头计数
         m++;//(m不会超过n-1)
       }
      i++;
      if(i==n) i=0;//报到最后从头开始
    }
   
  while(*p==0) p++;//扫描队列，看看最后一个是谁
  printf("the last one is:");
  printf("%d",*p);
  stop: printf("there is an error.");
}