随笔分类 - codewars-js
摘要：问题描述： Pete likes to bake some cakes. He has some recipes and ingredients. Unfortunately he is not good in maths. Can you help him to find out, how man
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摘要：问题描述： A happy number is a number defined by the following process: starting with any positive integer, replace the number by the sum of the squares of
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摘要：问题描述： A Hamming number is a positive integer of the form 2i3j5k, for some non-negative integers i, j, and k. Write a function that computes the nth sm
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摘要：问题描述： Consider the following expansion: Given a string, return the expansion of that string. Input will consist of only lowercase letters and numbers
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摘要：问题描述： In this kata, you will make a function that converts between camelCase, snake_case, and kebab-case. You must write a function that changes to a
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摘要：问题描述： The rgb() method is incomplete. Complete the method so that passing in RGB decimal values will result in a hexadecimal representation being retu
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摘要：问题描述： In mathematics, the factorial of integer n is written as n!. It is equal to the product of n and every integer preceding it. For example: 5! = 1
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摘要：问题描述： A format for expressing an ordered list of integers is to use a comma separated list of either individual integers or a range of integers denote
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摘要：问题描述： Two Joggers Description Bob and Charles are meeting for their weekly jogging tour. They both start at the same spot called "Start" and they each
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摘要：问题描述： Write a program that will calculate the number of trailing zeros in a factorial of a given number. N! = 1 * 2 * 3 * ... * N Be careful 1000! has
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摘要：问题描述： Write a function that takes a string of braces, and determines if the order of the braces is valid. It should return true if the string is valid
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摘要：问题描述：（将阿拉伯数字转换成罗马数字） Create a function taking a positive integer as its parameter and returning a string containing the Roman Numeral representation o
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摘要：问题描述：（找出奇数数组中唯一的偶数，或是偶数数组中唯一的奇数） You are given an array (which will have a length of at least 3, but could be very large) containing integers. The arr
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摘要：问题描述： 对输入的str按照sz个数进行分块，若一块内所有数字的立方和是偶数，则倒序；否则，向左移动一位。然后将修改过的块整合到一个字符串，作为输出。 The input is a string str of digits. Cut the string into chunks (a chunk
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摘要：问题描述： Write a function, which takes a non-negative integer (seconds) as input and returns the time in a human-readable format (HH:MM:SS) HH = hours, p
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摘要：问题描述： you will be given a number and you will need to return it as a string in Expanded Form. For example: NOTE: All numbers will be whole numbers gre
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摘要：Write a function that accepts an array of 10 integers (between 0 and 9), that returns a string of those numbers in the form of a phone number. Example
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摘要：题目： You live in the city of Cartesia where all roads are laid out in a perfect grid. You arrived ten minutes too early to an appointment, so you decid
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摘要：问题描述： Return the number (count) of vowels in the given string. We will consider a, e, i, o, and u as vowels for this Kata. The input string will only
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摘要：题目描述： Count the number of Duplicates Write a function that will return the count of distinct case-insensitive alphabetic characters and numeric digits
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