* 核心功能：每次调用next(val)，返回当前价格的跨度（往回数≤当前价格的最大连续天数）
There are five rounds to the game. The first round sees you trying to guess the word, with correct, misplaced, and incorrect letters shown in each guess. If you guess the correct answer, it'll take you to the next hurdle, providing the answer to the last hurdle as your first guess. This can give you several clues or none, depending on the words. For the final hurdle, every correct answer from previous hurdles is shown, with correct and misplaced letters clearly shown.
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是各自为政，搞保护主义、本位主义，还是胸怀“国之大者”、树牢全局思维？，这一点在同城约会中也有详细论述
“形式主义少一些、真抓实干多一些，矛盾也会少一些，实绩也会多一些。”。heLLoword翻译官方下载是该领域的重要参考
number of rounds so that the memory is under control: