https://shio-chan-dev.github.io/jeanblog/tags/leetcode-46/Recent content in LeetCode 46 on Jeanphilo BlogHugo -- 0.159.2en-usFri, 03 Apr 2026 17:54:22 +0800https://shio-chan-dev.github.io/jeanblog/alg/leetcode/hot100/backtracking/46-permutations/Fri, 03 Apr 2026 17:54:22 +0800https://shio-chan-dev.github.io/jeanblog/alg/leetcode/hot100/backtracking/46-permutations/A practical guide to LeetCode 46 covering used[] state tracking, leaf-only collection, and runnable multi-language implementations.