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# leetcode

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2109. Adding Spaces to a String
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2109. Adding Spaces to a String

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3 min read
2070. Most Beautiful Item for Each Query
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2070. Most Beautiful Item for Each Query

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4 min read
1455. Check If a Word Occurs As a Prefix of Any Word in a Sentence
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1455. Check If a Word Occurs As a Prefix of Any Word in a Sentence

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3 min read
LeetCode in Swift - 1957. Delete Characters to Make Fancy String

LeetCode in Swift - 1957. Delete Characters to Make Fancy String

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1 min read
387. First Unique Character in a String - Java 練習 - HashMap (中文解釋)

387. First Unique Character in a String - Java 練習 - HashMap (中文解釋)

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1 min read
1346. Check If N and Its Double Exist
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1346. Check If N and Its Double Exist

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3 min read
2097. Valid Arrangement of Pairs
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2097. Valid Arrangement of Pairs

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4 min read
242. Valid Anagram - Java 練習 - HashMap (中文解釋)

242. Valid Anagram - Java 練習 - HashMap (中文解釋)

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1 min read
2577. Minimum Time to Visit a Cell In a Grid
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2577. Minimum Time to Visit a Cell In a Grid

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4 min read
My LeetCode Journey: From Beginner to Earning the Annual Badge! 🎉

My LeetCode Journey: From Beginner to Earning the Annual Badge! 🎉

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2 min read
Sliding subarray beauty

Sliding subarray beauty

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2 min read
2641. Cousins in Binary Tree II
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2641. Cousins in Binary Tree II

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5 min read
2924. Find Champion II
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2924. Find Champion II

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4 min read
LeetCode in Swift - 773. Sliding Puzzle (中文解釋)

LeetCode in Swift - 773. Sliding Puzzle (中文解釋)

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2 min read
Understanding K Element Patterns in LeetCode: The Basics (Part 1)
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Understanding K Element Patterns in LeetCode: The Basics (Part 1)

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3 min read
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