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278 First Bad Version23.7%Easy 278. First Bad Version 349 Intersection of Two Arrays44.5%Easy 374 Guess Number Higher or Lower32.2%Easy 350 Intersecti 阅读全文
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Implement pow(x, n). 阅读全文
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You are a product manager and currently leading a team to develop a new product. Unfortunately, the latest version of your product fails the quality c 阅读全文
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Given a list of unique words. Find all pairs of distinct indices (i, j) in the given list, so that the concatenation of the two words, i.e.words[i] + 阅读全文
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Implement Trie (Prefix Tree) 208. Implement Trie (Prefix Tree) Add and Search Word - Data structure design 211. Add and Search Word - Data structure design Word Search II 212. Word Search ... 阅读全文
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Given a 2D board and a list of words from the dictionary, find all words in the board. Each word must be constructed from letters of sequentially adja 阅读全文