Xcoin.py

import random, enum, collections
trials, coins, heads, consecutive = 10**5, 100, 2, False
Coin, sequences, wins = enum.Enum('Coin', ['H', 'T']), {}, collections.Counter()
for trial in range(trials):
    result = {}
    sequences['Alice'] = S = random.choices(list(Coin), k=coins)
    sequences['Bob'] = S[::2] + S[1::2]
    for person, sequence in sequences.items():
        seen = 0
        for index, coin in enumerate(sequence, 1):
            if coin is Coin.H: seen += 1
            elif consecutive: seen = 0
            if seen == heads: break
        result[person] = index
    if result['Alice'] < result['Bob']: wins['Alice'] += 1
    elif result['Bob'] < result['Alice']: wins['Bob'] += 1
print(wins)