> #include <stdio.h>
> void main()
> {
> 	int a,b,i,max,k,d,c,m;
> 	while
> 	(EOF!=scanf ("%d %d",&a,&b))
> 	
> 	{       c=a;
> 	        d=b;
> 		
> 		if (a>b)
>         {
> 		 m=a;
> 		 b=m;
> 		 a=b;
> 		}
>     else        
>         max=0;
> 	while (a<=b)
> 	{
> 		i=a;
> 		a++;
> 		k=1;
> 		while (i!=1)
> 		{
> 			if (i%2==0)
> 				i=i/2;
> 			else
> 				i=3*i+1;
> 			k++;
> 		};
> 		if(k>max)
> 			max=k;
> 
> 	}
> 	printf ("%d %d %d\n",c,d,max);
> 	}
> 
> }