Given two integers A and B, return any string S such that: S has length A + B and contains exactly A 'a' letters, and exactly B 'b' letters; The substring 'aaa' does not occur in S; The substring 'bbb' does not occur in S. Example 1: Input: A = 1, B
作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 字符串构造 日期 题目地址:https://leetcode.com/problems/string-without-aaa-or-bbb/ 题目描述 Given two integers A and B, return any string S such that: S has length A + B and contains exactly A
Given two integers A and B, return any string S such that: S has length A + B and contains exactly A 'a' letters, and exactly B 'b' letters; The substring 'aaa' does not occur in S; The substring 'bbb' does not occur in S. Example 1: Input: A = 1, B
题目如下: Given two integers A and B, return any string S such that: S has length A + B and contains exactly A'a' letters, and exactly B 'b' letters; The substring 'aaa' does not occur in S; The substring 'bbb' does not occur in S. Example 1: Input: A =
import java.util.regex.Matcher; import java.util.regex.Pattern; /** * Created by Frank * 替换匹配的文本 */ public class ReplaceDemo { public static void main(String[] args) { // 创建一个正则表达式模式,用以匹配一个单词(\b=单词边界) String patt = "\\bfavor\\b"; // 用于测试的输入字符串 S