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原题链接在这里:https://leetcode.com/problems/number-of-ways-to-stay-in-the-same-place-after-some-steps/ 题目: You have a pointer at index 0 in an array of size 阅读全文
posted @ 2020-03-02 14:04
Dylan_Java_NYC
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摘要:
原题链接在这里:https://leetcode.com/problems/similar-string-groups/ 题目: Two strings X and Y are similar if we can swap two letters (in different positions) o 阅读全文
posted @ 2020-03-02 12:43
Dylan_Java_NYC
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