摘要: 简单版: def judge(string): left = 0 for i in string: if i == '(': left += 1 else: left -= 1 if left <0: return False return left == 0 复杂版: def judge(sent 阅读全文
posted @ 2019-12-17 11:22 日拱一卒&#128293; 阅读(132) 评论(0) 推荐(0) 编辑