Ace distribution in a deck of cards
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On average, how many cards do you need to draw from a deck until you get an ace?
平均而言,从一副扑克牌中抽取卡牌,直至首次抽到A(Ace)时,所需的总抽取张数为多少?
创建时间:
2025-02-24

On average, how many cards do you need to draw from a deck until you get an ace?
平均而言,从一副扑克牌中抽取卡牌,直至首次抽到A(Ace)时,所需的总抽取张数为多少?