题目 难度:easy You're given strings J representing the types of stones that are jewels, and...

题目 难度:easy You're given strings J representing the types of stones that are jewels, and...
题目 难度:easy Given a List of words, return the words that can be typed using letters of a...
题目 难度:easy Write a function that takes a string as input and returns the string reverse...
题目 难度:easy Given a string, you need to reverse the order of characters in each word wit...
题目 难度:easy Given a positive integer, output its complement number. The complement strat...
题目 难度:easy Given two lists Aand B, and B is an anagram of A. B is an anagram of A means...
题目 难度:easy Given an array of 2n integers, your task is to group these integers into n p...
python 基础 数据类型和变量 整数 浮点数 字符串(转义符 \) 布尔值(True,False)布尔值可以用and、or和not运算。 空值是Python里一个特殊的值...
题目 难度:easy A self-dividing number is a number that is divisible by every digit it conta...
题目 难度:easy Initially, there is a Robot at position (0, 0). Given a sequence of its move...
题目 难度:easy The Hamming distance between two integers is the number of positions at whic...