from itertools import count def main(): n = int(input()) array_n = [n] for iter in count(): if array_n[-1] == 1: print(iter) print(max(array_n)) break match array_n[-1] % 2: case 0: array_n.append(array_n[-1]//2) case 1: array_n.append(array_n[-1]*3 + 1) if __name__ == "__main__": main()