key=lambda x: (-x[0],x[1])
时间: 2023-09-02 09:13:46 浏览: 152
这个问题是关于lambda表达式的用法。lambda表达式是一种匿名函数,可以用于简洁地定义一个函数。在这个问题中,key=lambda x: (-x<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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