halfrost

https://books.halfrost.com/leetcode/ChapterFour/1200~1299/1249.Minimum-Remove-to-Make-Valid-Parentheses/

0005. Longest Palindromic Substring | LeetCode Cookbook

6

https://books.halfrost.com/leetcode/ChapterFour/0001~0099/0005.Longest-Palindromic-Substring/

1818. Minimum Absolute Sum Difference | LeetCode Cookbook

1

https://books.halfrost.com/leetcode/ChapterFour/1800~1899/1818.Minimum-Absolute-Sum-Difference/

1846. Maximum Element After Decreasing and Rearranging | LeetCode Cookbook

1

https://books.halfrost.com/leetcode/ChapterFour/1800~1899/1846.Maximum-Element-After-Decreasing-and-Rearranging/

0016.3 Sum Closest | LeetCode Cookbook

8

https://books.halfrost.com/leetcode/ChapterFour/0001~0099/0016.3Sum-Closest/

https://books.halfrost.com/leetcode/ChapterFour/0800~0899/0859.Buddy-Strings/

https://books.halfrost.com/leetcode/ChapterFour/0700~0799/0700.Search-in-a-Binary-Search-Tree/

https://books.halfrost.com/leetcode/ChapterFour/0500~0599/0559.Maximum-Depth-of-N-ary-Tree/

https://books.halfrost.com/leetcode/ChapterFour/0400~0499/0458.Poor-Pigs/

https://books.halfrost.com/leetcode/ChapterFour/0300~0399/0391.Perfect-Rectangle/