「自作Python100本ノック」13日目（Pythonおじさんへの道：89本〜90本目） ref: https://qiita.com/ahpjop/items/6e522cee43e01fbd9b49

q89.py

def count_n(n_list):
    counts = []
    for n in n_list:
        count = 0
        while n % 2 == 0:
            count += 1
            n = n / 2
        else:
            counts.append(count)
    aws = min(counts)
    print(aws)

count_n([16,16,4])

q90.py

from numpy import random

def num_fight(card_number):
    cards = list(range(card_number))
    count = 0
    alice_cards = []
    bob_cards = []
    while len(cards) != 0:
        taken_card = max(cards)
        cards.remove(taken_card)
        count += 1
        if count % 2 == 1:
            alice_cards.append(taken_card)
        else:
            bob_cards.append(taken_card)
    alice_score = sum(alice_cards)
    bob_score = sum(bob_cards)
    aws = alice_score - bob_score

    print(aws)

num_fight(10)