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hash时判重！在哈希的时候，判断这个雪花是否已经存在，如果不存在就把雪花存下来并返回False，如果存在就返回TRUE，但不知道为什么一直WA！ 最后没有办法，稍改一下变成哈希时不判重，真接存，最后总的再来判断，才过的！ Why：为什么不能在哈希时判重？？？ Followed by: Post your reply here: |
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