Posts

431 - Encode N-ary Tree to Binary Tree

Posted on February 3, 2017

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430 - Flatten a Multilevel Doubly Linked List

Posted on February 2, 2017

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429 - N-ary Tree Level Order Traversal

Posted on February 1, 2017

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428 - Serialize and Deserialize N-ary Tree

Posted on January 31, 2017

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Tags: .Star

427 - Construct Quad Tree

Posted on January 30, 2017

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426 - Convert Binary Search Tree to Sorted Doubly Linked List

Posted on January 29, 2017

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425 - Word Squares

Posted on January 28, 2017

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424 - Longest Repeating Character Replacement

Posted on January 27, 2017

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423 - Reconstruct Original Digits from English

Posted on January 26, 2017

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422 - Valid Word Square

Posted on January 25, 2017

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421 - Maximum XOR of Two Numbers in an Array

Posted on January 24, 2017

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420 - Strong Password Checker

Posted on January 23, 2017

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419 - Battleships in a Board

Posted on January 22, 2017

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418 - Sentence Screen Fitting

Posted on January 21, 2017

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417 - Pacific Atlantic Water Flow

Posted on January 20, 2017

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