#include <stdio.h>

int main()
{
	int a, b;
	int bp;
	int Sa, Sb;
	int pole[260];
	int i,ip,i_b;
	
	i=0;
	scanf("%d %d", &pole[0], &b);
	while (pole[0]!=0 && b!=0)
	{
		while (pole[i]!=1)
		{
			if (pole[i]%2==0)
			{
				pole[i+1]=pole[i]/2;
				i++;
			}
			else
			{
				pole[i+1]=3*pole[i]+1;
				i++;
			}
		}
		Sb=0;
		Sa=0;
		ip=0;
		i_b=i;
		bp=b;
		a=pole[0];
		while (a!=b)
		{
			while (pole[ip]!=b && ip!=i_b)
			{
				ip++;
			}
			if (pole[ip]==b)
			{
				Sa=ip;
				a=pole[ip];
			}
			else
			{	
				ip=0;
				if (b%2==0)
				{
					b=b/2;
					Sb++;
				}
				else
				{
					b=3*b+1;
					Sb++;
				}
			}
		}
	printf("%d need %d steps, %d needs %d steps, they meet at %d\n", pole[0], Sa, bp, Sb, b);	
	for (i=0; i<=256; i++)
		pole[i]=0;
	i=0;
	Sb=0;
		Sa=0;
		ip=0;
	scanf("%d %d", &pole[0], &b);
	}
	return 0;
}