https://shio-chan-dev.github.io/jeanblog/tags/leetcode-34/Recent content in LeetCode 34 on Jeanphilo BlogHugo -- 0.159.2en-usWed, 18 Mar 2026 13:49:55 +0800https://shio-chan-dev.github.io/jeanblog/alg/leetcode/binary-search/34-find-first-and-last-position-of-element-in-sorted-array/Wed, 18 Mar 2026 13:49:55 +0800https://shio-chan-dev.github.io/jeanblog/alg/leetcode/binary-search/34-find-first-and-last-position-of-element-in-sorted-array/Find the start and end positions of a target in a sorted array by combining lower-bound and upper-bound binary search, with boundary reasoning, engineering mappings, and runnable implementations in six languages.