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You need to construct a string consists of parenthesis and integers from a binary tree with the preorder traversing way. The null node needs to be rep 阅读全文
posted @ 2020-10-21 04:47
CNoodle
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摘要：
You need to construct a binary tree from a string consisting of parenthesis and integers. The whole input represents a binary tree. It contains an int 阅读全文
posted @ 2020-10-21 02:14
CNoodle
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Your friend is typing his name into a keyboard. Sometimes, when typing a character c, the key might get long pressed, and the character will be typed 阅读全文
posted @ 2020-10-21 00:30
CNoodle
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