摘要:
原题链接在这里:https://leetcode.com/problems/basic-calculator-iii/ 题目: Implement a basic calculator to evaluate a simple expression string. The expression st 阅读全文
摘要:
原题链接在这里:https://leetcode.com/problems/swap-for-longest-repeated-character-substring/ 题目: Given a string text, we are allowed to swap two of the charac 阅读全文