云丫

DescriptionGiven a List of words, return the words that can be typed using letters of alphabet on only one row’s of American keyboard like the image below. Example 1:Input: ["Hello", "Alaska", "Dad",

Given a string, you need to reverse the order of characters in each word within a sentence while still preserving whitespace and initial word order.Example 1:Input: "Let's take LeetCode contest" Output

Write a function that takes a string as input and returns the string reversed.Example:Given s = “hello”, return “olleh”.代码长这样~class Solution { public String reverseString(String s) { return

Given an integer array with even length, where different numbers in this array represent different kinds of candies. Each number means one candy of the corresponding kind. You need to distribute these

Description描述的篇幅太大了，戳→https://leetcode.com/problems/baseball-game/description/我的解决方法import java.util.*; class Solution { public int calPoints(String[] ops) { int sum = 0; int[] scor

Description见https://leetcode.com/problems/employee-importance/description/我的代码（AC）/* // Employee info class Employee { // It's the unique id of each node; // unique id of this employee publ