HDU 1032

#include<stdio.h>
int num(int n)
{
    int sum;
    sum=1;
    while(n!=1)
    {
        if(n%2)
            n=3*n+1;
        else
            n/=2;
        sum++;
    }
    return sum;
}
int main()
{
    int i,j,t,a,b,max;
    while(scanf("%d%d",&i,&j)!=EOF)
    {
        a=i;
        b=j;
        if(i>j)
        {
            t=i;
            i=j;
            j=t;
        }
        max=num(i++);
        for(;i<=j;i++)
            if(max<(t=num(i)))
                max=t;
        printf("%d %d %d\n",a,b,max);
    }
}