TDD Codewars Kata Exercises A repository made to practice my TDD skills using some Kata I've found on Codewars. Code will be written in either JS or Ruby.
1) Ten Minute Walk Kata (JS) - 6kyu 2) Middle Character Kata (JS) - 7kyu 3) Highest and Lowest Kata (JS) - 7kyu 4) Sum two arrays Kata (JS) - 6kyu 5) Descending Order Kata (JS) - 7kyu 6) What Century Is It? Kata (JS) - 6kyu 7) Alternate Case Kata (JS) - 7kyu 8) Simple Pig Latin Kata (JS) - 5kyu 9) Larger Product or Sum Kata (JS) 10) Jumble Sentence Kata (JS) - 5kyu 11) Valid Braces Kata (JS) - 6kyu 12) Sort The Odd Kata (JS) - 7kyu 13) Reverser Kata (JS) - 7kyu 14) Get the Middle Character Kata (JS) - 7kyu 15) Sum of Two Integers (JS) - 6kyu 16) Strings to Numbers (JS) - 7kyu 17) Extract the domain name from a URL (JS) - 5kyu 18) Get Names (JS) - 7kyu 19) Time-like string format (JS) - 6kyu 20) Convert string to camel case (JS) - 6kyu 21) Area or Perimeter (JS) - 8kyu 23) Find the divisors! - 7kyu 24) Selective Array Reversing - 6kyu 26) Sum of Digits / Digital Root - 6kyu 27) Your order, please - 6kyu 30) Find the odd int - 6kyu 31) Find the capitals - 7kyu 32) JavaScript Array Filter - 7kyu 33) Sum - Square Even, Root Odd - 7kyu 34) Square Every Digit - 7kyu 35) Lost number in number sequence - 7kyu 36) Automorphic Number (Special Numbers Series #6) - 7kyu 37) Unique In Order - 6kyu 38) String Matchup - 7kyu 40) Disemvowel Trolls - 7kyu 41) Replace With Alphabet Position - 6kyu 42) Ones and Zeros - 7kyu 43) Counting Duplicates - 6kyu 44) Moving Zeros To The End - 5kyu 47) Super Duper Easy - 8kyu 48) Number of People in the Bus - 7kyu 49) Remove the minimum - 7kyu 50) Don't give me five! - 7kyu 51) The highest profit wins! - 7kyu 52) altERnaTIng cAsE <=> ALTerNAtiNG CaSe - 8kyu 53) CamelCase Method - 6kyu 54) Sum of Positive - 8kyu 55) Stop gninnipS My sdroW! - 6kyu 56) Find the next perfect square! - 7kyu 57) Find the unique number - 6kyu 58) WeIrD StRiNg CaSe - 6kyu 59) Credit Card Mask - 7kyu 60) Regex validate PIN code - 7kyu 61) Find the missing letter - 6kyu 63) Rock Paper Scissors! - 8kyu 65) Categorize New Member - 7kyu 66) Format a string of names like 'Bart, Lisa & Maggie'. - 6kyu 67) Roman Numerals Decoder - 6kyu 68) The Hashtag Generator - 5kyu 69) Count the smiley face! - 6kyu 70) Find numbers which are divisible by given number - 8kyu 71) Alternate capitalization - 7kyu 72) Validate Credit Card Number - 6kyu 74) Sum of a sequence - 7kyu 75) String Array Duplicates - 6kyu 76) Simple Fun #396: Find the Longest Substring Consisting of Unique Characters - 6kyu 77) Correct Capitalization - 7kyu 78) Number to digit tiers - 7kyu 81) Pairs of Bears - 6kyu 82) Simple Letter Removal - 7kyu 83) Char Code Calculation - 7kyu 84) Find Screen Size - 7kyu 85) 1RM Calculator - 6kyu 86) Who is going to pay for the wall? - 8kyu 87) Count IP Addresses - 5kyu 88) Weight for weight - 5kyu 90) Human Readable Time - 5kyu 91) Elapsed Seconds - 7kyu 92) Mean Square Error - 5kyu 93) Simple Fun #256: Two Arrays Nth Element - 6kyu 94) Write Number in Expanded Form - 6kyu 96) Get the integers between two numbers - 7kyu 97) Evens times last - 7kyu 98) Number of trailing zeros of N! - 5kyu 100) number with 3 roots - 7kyu 101) If you can read this... - 6kyu 102) Roman Numerals Encoder - 6kyu 103) Total amount of points - 8kyu 104) Sort by Last Char - 7kyu 105) Is there a vowel in there? - 8kyu 107) Sum of odd numbers - 7kyu 108) List Filtering - 7kyu 109) To square(root) or not to square(root) - 8kyu 110) Small enough? - 7kyu 111) Rotate for a max - 7kyu 112) Tap Code Translation - 7kyu 113) Inside Out Strings - 6kyu 114) Maximum subarray sum - 5kyu 115) Paul's Misery - 7kyu 116) The Office IV - Find a Meeting Room - 7kyu 117) The Office VI - Sabbatical - 7kyu 119) All Star Code Challenge #20 - 7kyu 120) Coding Meetup #15 - Higher-Order Functions Series - Find the odd names - 6kyu 121) Which are in? - 6kyu 123) Harvest Festival - 7kyu 124) Find the vowels - 7kyu 126) Turn String Input into Hash - 6kyu 127) Time Converter: hours, minutes, seconds and milliseconds - 7kyu 128) Sum of Triangular Numbers - 7kyu 129) Alphabet symmetry - 7kyu 130) Greatest common divisor - 7kyu 131) Invisible cubes - 7kyu 132) Gap In Primes - 5kyu 133) Word To Binary - 7kyu 134) Find the first non-consecutive number - 8kyu 135) Coding Meetup #6 - Higher-Order Functions Series - Can they code in the same language? - 7kyu 136) Coding Meetup #9 - Higher-Order Functions Series - Is the meetup age-diverse? - 6kyu 137) Largest pair sum in array - 7kyu 138) Digit Recovery - 6kyu 139) Last Survivor - 7kyu 140) Scaling Squared Strings - 7kyu 141) Build a square - 7kyu 142) Simple Fun #265: The Janitor And His Mop - 6kyu 144) Format words into a sentence - 6kyu 145) Count the Digit - 7kyu 146) IP Validation - 6kyu 147) Pyramid Array - 6kyu 148) Get key/value pairs as arrays - 7kyu 149) Round by 0.5 steps - 6kyu 150) Find Within Array - 6kyu 151) MergeSort "merge" function - 5kyu 152) Most frequently used words in a text - 4kyu 153) Arabian String - 6kyu 155) Throwing Darts - 6kyu 156) Sequences and Series - 6kyu 157) Palindrome chain length - 7kyu 158) Training JS #26: methods of arrayObject---map() - 7kyu 159 Matrix Addition - 6kyu 161 Search in multidimensional array - 6kyu 162 Basic Calculator - 7kyu 163 Substituting Variables Into Strings: Padded Numbers - 7kyu 164 Split and then add both sides of an array together. - 6kyu 165 Simple Sentences - 6kyu 166 Return the Missing Element - 7kyu 167 Convert PascalCase string into snake_case - 5kyu 170 Maximum Length Difference - 7kyu 172 Maximum Multiple - 7kyu 175 Sum of numbers from 0 to N - 7kyu 176 Find the middle element - 7kyu 177 Pairs of integers from m to n - 7kyu 180 Remove duplicate words - 7kyu 181 Uncollapse Digits - 6kyu 182 Find The Parity Outlier - 6kyu 183 Duplicate Encoder - 6kyu 184 Persistent Bugger. - 6kyu 185 Previous multiple of three - 7kyu git clone https://github.com/Thatguy560/TDD-Codewars-Kata-Exercises.git
cd TDD-Codewars-Kata-Exercises
type 'npm test' to run tests