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문제) www.codewars.com/kata/5412509bd436bd33920011bc/train/python Codewars: Achieve mastery through challenge Codewars is where developers achieve code mastery through challenge. Train on kata in the dojo and reach your highest potential. www.codewars.com 내가 푼 답) # return masked string def maskify(cc): return ''.join(['#' for _ in range(len(cc)-4)]) + cc[-4:] if len(cc) > 4 else cc 테스트 결과) 마음에 드는 ..

문제) www.codewars.com/kata/53368a47e38700bd8300030d/train/python Codewars: Achieve mastery through challenge Codewars is where developers achieve code mastery through challenge. Train on kata in the dojo and reach your highest potential. www.codewars.com 내가 푼 답) def namelist(names): result = '' i = 1 for name in names: result += name['name'] if (i

문제) www.codewars.com/kata/52c4dd683bfd3b434c000292/train/python Codewars: Achieve mastery through challenge Codewars is where developers achieve code mastery through challenge. Train on kata in the dojo and reach your highest potential. www.codewars.com 내가 푼 답) def is_interesting(number, awesome_phrases): if check_intersting(number, awesome_phrases): return 2 else: if check_intersting(number - 2..

난관에 부딪혔을 때 옳은 문 뒤에 있으려면 장인 정신이 필요 장인 정신을 익히는 과정 1. 이론 = 장인에게 필요한 원칙, 패턴, 기법, 경험이라는 지식 습득 2. 실전 = 열심히 일하고 연습해 지식을 몸과 마음으로 체득 르블랑 법칙 : 나중은 결코 오지 않는다. - 자신이 개발한 쓰레기 같은 코드를 나중에 수정해야겠다고 다짐하지만 그 날은 돌아오지 않는다... 나쁜 코드의 위험을 이해하지 못하는 관리자 말을 그대로 따르는 행동은 전문가답지 못하다. 비야네 스트롭스트룹의 깨끗한 코드 - 우아하고 효율적인 코드 => 우아하다 : 외양이나 태도가 기품있고, 단아하며 보기에 즐거운; - 논리가 간단한 코드 => 버그가 숨지 못함 - 의존성을 최대한 줄인 코드 => 유지보수가 쉬워짐 - 오류(메모리 누수, ra..

문제) www.codewars.com/kata/525f4206b73515bffb000b21/train/javascript Codewars: Achieve mastery through challenge Codewars is where developers achieve code mastery through challenge. Train on kata in the dojo and reach your highest potential. www.codewars.com 내가 푼 답) function add(a, b) { const maxLength = a.length > b.length ? a.length : b.length; const newA = a.padStart(maxLength, '0'); const new..

문제) www.codewars.com/kata/550f22f4d758534c1100025a/train/javascript Codewars: Achieve mastery through challenge Codewars is where developers achieve code mastery through challenge. Train on kata in the dojo and reach your highest potential. www.codewars.com 내가 푼 답) function dirReduc(arr){ let arrStr = Array.from(arr).map(elem => elem.toUpperCase()).join('_'); const direcRegex = /(NORTH_SOUTH)|(S..

문제) www.codewars.com/kata/54d496788776e49e6b00052f/train/javascript Codewars: Achieve mastery through challenge Codewars is where developers achieve code mastery through challenge. Train on kata in the dojo and reach your highest potential. www.codewars.com 내가 푼 답) function sumOfDivided(lst) { const factors = []; for (let l of lst) { let tmp_value = l < 0 ? l * -1 : l; const tmp_l = tmp_value; f..

문제) www.codewars.com/kata/52f787eb172a8b4ae1000a34/solutions/javascript Codewars: Achieve mastery through challenge Codewars is where developers achieve code mastery through challenge. Train on kata in the dojo and reach your highest potential. www.codewars.com 내가 푼 답) function zeros (n) { let result = 0; for (let i=5; i

문제) www.codewars.com/kata/5254ca2719453dcc0b00027d/train/javascript Codewars: Achieve mastery through challenge Codewars is where developers achieve code mastery through challenge. Train on kata in the dojo and reach your highest potential. www.codewars.com 내가 푼 답) function permutations(string) { const result = []; numberOfCases(result, string); return result; } function numberOfCases(result, st..

문제) www.codewars.com/kata/53f40dff5f9d31b813000774/train/javascript Codewars: Achieve mastery through challenge Codewars is where developers achieve code mastery through challenge. Train on kata in the dojo and reach your highest potential. www.codewars.com 내가 푼 답) var recoverSecret = function(triplets) { let dedupTriplet = []; triplets.forEach(triplet => dedupTriplet = [...triplet, ...dedupTrip..