3n+1__UVA

#include <iostream>
#include <cstdio>

using namespace std;

int main ()
{
    int i, j;
    while ((cin>>i>>j))
    {
        int i1 = i;
        int j1 = j;

        if ( i > j ) swap (i, j);

        int mcl= 0,cl;
        while ( i <= j )
        {
            cl = 1;
            unsigned int n=i;
            while ( n != 1 )
            {
                if ( n % 2 == 1 ) n = 3 * n + 1;
                else n = n/2;
                cl++;
            }

           mcl = max(mcl,cl);

            i++;
        }

        cout<<i1<<" "<<j1<<" "<<mcl<<endl;
    }

    return 0;
}