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A sequence of number is called arithmetic if it consists of at least three elements and if the difference between any two consecutive elements is the 阅读全文
posted @ 2020-05-21 08:59
Schwifty
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摘要：
Given a non-empty array of integers, return the third maximum number in this array. If it does not exist, return the maximum number. The time complexi 阅读全文
posted @ 2020-05-21 08:36
Schwifty
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Given a string which consists of lowercase or uppercase letters, find the length of the longest palindromes that can be built with those letters. This 阅读全文
posted @ 2020-05-21 08:15
Schwifty
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