new = '1'
t = 0
while t<=10:
    if t>1:
        prev = new + '   '
        n = 0
        new = ''
        while (n+3)<len(prev):
            if prev[n] == prev[n+1] == prev[n+2]:
                new += ('3'+prev[n])
                n += 3
            elif prev[n] == prev[n+1]:
                new += ('2'+prev[n])
                n += 2
            else:
                new += ('1'+prev[n])
                n += 1
        print new
    else:
        print '1'
    t += 1

raw_input("Press enter to exit.")