Understanding

This is where I write down drafts for learning

32. Longest Valid Parentheses

Hard

Posted on December 15, 2019

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Tags: Coding LeetCode Hard DP

126. Word Ladder II

Hard

Posted on December 15, 2019

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Tags: Coding LeetCode Hard Backtracking BFS

89. Gray Code

Medium

Posted on December 14, 2019

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Tags: Coding LeetCode Medium Recursion

472. Concatenated Words

Hard

Posted on December 14, 2019

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Tags: Coding LeetCode Hard DFS

79. Word Search

Medium

Posted on December 14, 2019

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Tags: Coding LeetCode Medium Search

60. Permutation Sequence

Medium

Posted on December 13, 2019

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Tags: Coding LeetCode Medium Backtracking