Fix multilingual content typos (#1958)

2026-08-18 22:40:59 +00:00 · 2026-08-18 03:08:23 +08:00
parent 69932aed18
commit bf86c39b6c
201 changed files with 289 additions and 271 deletions
@@ -4,6 +4,8 @@ Created Time: 2024-05-22
 Author: Xuan Khoa Tu Nguyen (ngxktuzkai2000@gmail.com)
 =end

+require 'set'
+
 ### 回溯算法：全排列 II ###
 def backtrack(state, choices, selected, res)
  # 当状态长度等于元素数量时，记录解