#include"iostream"
using namespace std;
int main()
{
	int a,b;
	int boo=0;
	while(cin>>a>>b)
	{
	  if(a<=0||a>1000000||b<=0||b>1000000)  break;
	  if(a>b)
	  {
		int tem=a;
		a=b;
		b=tem;
		boo=1;
	  }
	  int max,max2,num;
	  max=max2=1;
	  for(int i=a;i<b;i++)
	  {
		  num=i;
		  while(num!=1)
		  {
                             if(num%2!=0) num=3*num+1;
			 else
				 num=num/2;
			 max++;
		  }
		  if(max2<max) max2=max;
		  max=1;
	  }
	  if(boo==1)
		  cout<<b<<" "<<a<<" "<<max2<<endl;
	  else
		  cout<<a<<" "<<b<<" "<<max2<<endl;
	}
	return 0;
}

• Re:能看一下错在那里吗？结果是对的为什么提交是wrong answer (706) fmlwlh 2006-07-14 16:14:22