Kaitian Xie

Kaitian Xie

Apr 21 '19

LeetCode in Java: 209

#java #twopointers

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LeetCode in Ruby: 102. Binary Tree Level Order Traversal

It means that just before we begin to store the values of t...

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Kaitian Xie

Apr 16 '19

LeetCode 111. Minimum Depth of Binary Tree

#java #tree

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Kaitian Xie

Apr 16 '19

LeetCode 98. Validate Binary Search Tree

#java #tree

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Kaitian Xie

Apr 12 '19

LeetCode 31. Next Permutation

#java #twopointers

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Kaitian Xie

Apr 12 '19

LeetCode 238. Product of Array Except Self

#java #array

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Kaitian Xie

Apr 11 '19

LeetCode 281. Move Zeros

#java #array

1 min read

Kaitian Xie

Apr 10 '19

LeetCode 7. Reverse Integer

#java #math

1 min read

Kaitian Xie

Apr 9 '19

LeetCode 20. Valid Parentheses

#java #stack

1 min read

Kaitian Xie

Mar 19 '19

LeetCode in Ruby: 62. Unique Paths

#leetcode #ruby #dynamicprogramming

6 1

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Kaitian Xie

Mar 19 '19

LeetCode in Ruby: 26. Remove Duplicates from Sorted Array

#leetcode #ruby

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Kaitian Xie

Mar 19 '19

LeetCode in Ruby: 56. Merge Intervals

#leetcode #ruby #sorting

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Kaitian Xie

Mar 19 '19

LeetCode in Ruby: 771 Jewels and Stones

#leetcode #ruby #hash

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Kaitian Xie

Mar 19 '19

LeetCode in Ruby: 387. First Unique Character in a String

#leetcode #ruby #hash #twoarrays

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Kaitian Xie

Mar 19 '19

LeetCode in Ruby: 242. Valid Anagram

#leetcode #ruby #sorting

1 min read

Kaitian Xie

Mar 13 '19

LeetCode in Ruby: 70. Climbing Stairs

#leetcode #ruby #dynamicprogramming

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Kaitian Xie

Mar 1 '19

LeetCode in Ruby: 107. Binary Tree Level Order Traversal II

#leetcode #ruby #binarytree

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Kaitian Xie

Feb 28 '19

LeetCode in Ruby: 102. Binary Tree Level Order Traversal

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Feb 27 '19

LeetCode in Ruby: 206 Reverse Linked List

#leetcode #ruby #linkedlist

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Kaitian Xie

Feb 26 '19

LeetCode in Ruby: 70. Climbing Stairs

#leetcode #ruby #dynamicprogramming

1 min read

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LeetCode in Java: 209

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LeetCode in Ruby: 102. Binary Tree Level Order Traversal

LeetCode 111. Minimum Depth of Binary Tree

LeetCode 98. Validate Binary Search Tree

LeetCode 31. Next Permutation

LeetCode 238. Product of Array Except Self

LeetCode 281. Move Zeros

LeetCode 7. Reverse Integer

LeetCode 20. Valid Parentheses

LeetCode in Ruby: 62. Unique Paths

LeetCode in Ruby: 26. Remove Duplicates from Sorted Array

LeetCode in Ruby: 56. Merge Intervals

LeetCode in Ruby: 771 Jewels and Stones

LeetCode in Ruby: 387. First Unique Character in a String

LeetCode in Ruby: 242. Valid Anagram

LeetCode in Ruby: 70. Climbing Stairs

LeetCode in Ruby: 107. Binary Tree Level Order Traversal II

LeetCode in Ruby: 102. Binary Tree Level Order Traversal

LeetCode in Ruby: 206 Reverse Linked List

LeetCode in Ruby: 70. Climbing Stairs