CodeWars Python Solutions
Important! : These solutions for education purpose only. Don't directly use them on Codewars katas. Create your own solutions to learn more.
4kyu Katas
| Kata(s) | Solution(s) | Subject | CW Link |
|---|---|---|---|
| Human readable duration format | 1 | str, format, time |
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| Strip Comments | 2 | str, format |
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5kyu Katas
| Kata(s) | Solution(s) | Subject | CW Link |
|---|---|---|---|
| First non-repeating character | 1 | str, search |
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| Greed is Good | 1 | int, array, dict, list, hashmap |
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| Human Readable Time | 2 | str, format, time |
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| Largest product in a series | 1 | int, math |
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| Moving Zeros To The End | 1 | array, list, sort |
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| Not very secure | 2 | str, valid, data types |
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| Pete, the baker | 1 | hashmap, dict, data types |
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| Scramblies | 1 | str, set, data types |
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| Simple Pig Latin | 1 | str, format |
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| String incrementer | 1 | str, format, regex |
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| Where my anagrams at? | 2 | str, array, list, anagram |
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| The Hashtag Generator | 2 | str, format |
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6kyu Katas
| Kata(s) | Solution(s) | Subject | CW Link |
|---|---|---|---|
| +1 Array | 1 | array, list, data types |
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| Are you available? | 1 | array, list, time |
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| Array.diff | 2 | array, list, data types |
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| Arrh, grabscrab! | 2 | str, array, list, dict, search, data types |
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| Bit Counting | 1 | int, binary, data types |
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| Break camelCase | 1 | str, format, data types |
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| CamelCase Method | 2 | str, format, data types |
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| Character with longest consecutive repetition | 1 | str, format, list, array |
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| Christmas tree | 1 | str, format, list, array |
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| Convert string to camel case | 2 | str, format, data types |
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| Count characters in your string | 1 | str, dict, hashmap, data types |
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| Count letters in string | 2 | str, dict, hashmap, data types |
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| Count the smiley faces! | 1 | str, array, list, data types |
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| Counting Duplicates | 1 | str, dict, hashmap, data types |
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| Create Phone Number | 2 | str, format, array, list, data types |
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| Dashatize it | 2 | int, str, format |
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| Decode the Morse code | 1 | int, str, format, list, array, dict, hashmap |
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| Delete occurrences of an element if it occurs more than n times | 1 | format, array, list, sort |
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| Does my number look big in this? | 1 | int, math |
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| Duplicate Encoder | 1 | str, format, array, list |
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| Drunk friend | 1 | str, format, decode |
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| Easy Balance Checking | 1 | str, format, list, array |
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| Find the missing letter | 1 | str, array, list |
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| Find the Nexus of the Codewars Universe | 1 | dict, hashmap |
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| Find the odd int | 1 | array, list, search |
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| Find The Parity Outlier | 1 | array, list, search |
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| Find the unique number | 1 | array, list, int |
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| Format a string of names like 'Bart, Lisa & Maggie' | 1 | str, dict, hashmap, format |
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| Get recursion limit | 1 | recursion |
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| Highest Scoring Word | 1 | str, array, list |
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| IP Validation | 2 | str, int, array, list, format |
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| Meeting | 2 | str, array, list, format |
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| Mexican Wave | 1 | str, array, list, format |
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| More Zeros than Ones | 1 | str, binary, array, list, sort |
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| Mutual Recursion | 1 | recursion, math |
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| New Cashier Does Not Know About Space or Shift | 1 | str, array, list, sort |
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| Pyramid Array | 1 | str, array, list |
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| Remove the parentheses | 1 | str, format, regex |
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| Replace With Alphabet Position | 1 | str, array, list, sort |
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| Replacement | 2 | int, array, list, sort |
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| Sequence convergence | 1 | int, array, list, count |
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| Simplify the number! | 1 | str, int, format |
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| Sort the odd | 1 | int, array, list, sort |
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| Split Strings | 1 | str, array, list |
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| String array duplicates | 1 | str, array, list, format |
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| String Breakers | 2 | str, array, list, format |
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| Stop gninnipS My sdroW! | 1 | str, array, list, format |
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| Sum of a Sequence (Hard-Core Version) | 2 | str, array, list, math |
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| Sum of Digits / Digital Root | 2 | int, math |
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| Sums of Parts | 2 | int, array, list |
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| Take a Number And Sum Its Digits Raised To The Consecutive Powers And ....¡Eureka!! | 2 | int, array, list, sort |
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| The Vowel Code | 2 | str |
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| Title Case | 1 | str, format |
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| Tracking Sums in a Process | 2 | list, array |
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| Turn String Input into Hash | 1 | list, array, str, format, dict, hashmap |
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| Unique In Order | 1 | str, array, list, sort |
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| Upside down numbers | 1 | str, array, list, dict, hashmap |
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| What will be the odd one out? | 2 | str, array, list, dict, sort |
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| Which are in? | 1 | str, array, list |
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| Write Number in Expanded Form | 1 | str, int, format |
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| Your order, please | 2 | str, format |
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7kyu Katas
| Kata(s) | Solution(s) | Subject | CW Link |
|---|---|---|---|
| Anagram Detection | 2 | str, anagram |
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| Are the numbers in order? | 1 | str, sort |
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| ASCII letters from Number | 1 | str, format, ascii, array, list |
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| Balanced Number (Special Numbers Series # 1 ) | 3 | int, math |
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| Basic Sequence Practice | 1 | int, numbers, math, arithmetic, list, array |
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| Beginner Series # 3 Sum of Numbers | 1 | int, math |
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| Building Strings From a Hash | 1 | str, dict, hashmap, sort |
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| Calculate Meal Total | 1 | int, float, math |
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| Categorize New Member | 1 | str, array, list |
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| Ce-s-r-d Strings | 1 | str, format, list, array |
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| Char Code Calculation | 1 | str, array, list, arithmetic |
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| char_to_ascii | 1 | str, dict, hashmap |
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| Check digit | 1 | str, int, index |
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| Colour Association | 1 | str, dict, array, hashmap, list |
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| Coloured Triangles | 1 | str, format, control flow |
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| Combine objects | 1 | dict, hashmap |
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| Complete Series | 1 | list, array |
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| Complete The Pattern # 1 | 1 | array, list, str |
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| Convert boolean values to strings 'Yes' or 'No' | 1 | str, bool |
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| Convert Hash To An Array | 1 | array, list, dict, hashmap |
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| Count the divisors of a number | 1 | int, math |
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| Credit Card Mask | 1 | str, hashmap |
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| Descending Order | 1 | int, array, str, list, sort |
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| Dictionary from two lists | 2 | dict, hashmap, list, array |
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| Disemvowel Trolls | 2 | array, str, list |
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| Elevator Distance | 2 | int, array, list |
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| Exes and Ohs | 2 | str |
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| Find all occurrences of an element in an array | 2 | str |
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| Find the capitals | 2 | str, array, list |
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| Find the divisors! | 2 | array, list |
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| Find The Duplicated Number in a Consecutive Unsorted List | 1 | array, list |
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| Find the middle element | 1 | array, list |
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| Find the stray number | 1 | array, list |
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| Fizz Buzz | 1 | array, list |
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| Form The Largest | 1 | str, array, list |
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| Form The Minimum | 2 | str, array, list, dict, hashmap |
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| Four/Seven | 1 | dict, hashmap |
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| Frequency sequence | 1 | array, list, format, dict, hashmap |
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| Friend or Foe? | 1 | array, list |
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| Get the Middle Character | 1 | str, array, list |
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| Help Bob count letters and digits | 1 | str,array, list |
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| Hex Hash Sum | 1 | str,array, list, format |
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| Highest and Lowest | 1 | str,array, list |
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| How much will you spend? | 1 | array, list, dict, hashmap |
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| HTML Generator | 2 | str, format |
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| Inverting a Hash | 1 | dict, hashmap |
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| Is this a triangle? | 1 | int, math |
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| Isograms | 2 | str, array, list, dict, hashmap |
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| Jaden Casing Strings | 1 | str, format |
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| Keep the Order | 1 | int, sort, numbers, array, list |
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| Largest 5 digit number in a series | 1 | int, sort, numbers, array, list |
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| Largest Elements | 1 | int, sort, numbers, array, list |
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| Largest pair sum in array | 1 | array, list, sort |
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| List Filtering | 1 | str, int, sort, numbers, array, list |
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| Make a function that does arithmetic! | 1 | str, int, numbers, arithmetic |
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| Maximum Multiple | 2 | int, numbers, arithmetic, list, array |
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| Most sales | 1 | int, numbers, arithmetic, list, array |
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| Most valuable character | 1 | str, dict, hashmap, list, array, lambda |
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| Moves in squared strings (I) | 1 | str, sort, list, array |
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| Mumbling | 1 | str, format, list, array |
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| My Languages | 1 | dict, hashmap, list, array, sort, lambda |
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| Naughty or Nice | 1 | str, dict, hashmap, json |
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| No Loops 2 - You only need one | 1 | boolean, int, numbers |
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| Number Of Occurrences | 1 | int, numbers, list, array, search |
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| Number of People in the Bus | 1 | int, numbers, list, array |
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| Number to digit tiers | 1 | str, format, int, numbers, list, array |
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| Numbers in strings | 1 | str, format int, numbers, list, array |
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| Odd or Even? | 1 | int, numbers, list, array |
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| Ones and Zeros | 1 | int, numbers, list, array, binary |
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| Ordering the words! | 1 | str, sort, list, array |
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| Over The Road | 1 | math |
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| Pandemia | 1 | str |
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| Parts of a list | 2 | str, link, array, tuple |
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| Person Class Bug | 1 | class, oop, str |
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| Player Contact Manager | 1 | dict, hashmap, json, list, array |
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| Polydivisible Numbers | 2 | int, numbers, arithmetic |
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| Populate hash with array keys and default value | 2 | dict, hashmap, list, array, json |
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| Previous multiple of three | 3 | arithmetic, list, array |
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| Product Of Maximums Of Array (Array Series # 2) | 1 | list, array |
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| Re-organize the weapons! | 1 | dict, hashmap, format |
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| Recursion 101 | 1 | recursion, math |
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| Refactored Greeting | 1 | str, class, oop |
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| Regexp Basics - is it a vowel? | 1 | str |
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| Remove anchor from URL | 3 | str, search, format |
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| Remove duplicate words | 2 | str, array, list, sort |
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| Remove the minimum | 1 | int, numbers, list, array |
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| Replace all items | 1 | str, format, int, numbers, list, array |
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| Responsible Drinking | 1 | str, format, int, numbers, list, array |
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| Return the closest number multiple of 10 | 2 | int, numbers, arithmetic |
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| Reverse a Number | 1 | str, int, numbers, sort |
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| Reverse words | 1 | str, list, array, format |
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| Row Weights | 3 | list, array |
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| Search for letters | 1 | list, array, format, str |
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| Selective fear of numbers | 1 | str, control flow, numbers, int |
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| Shortest Word | 1 | str, list, array |
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| Simple consecutive pairs | 1 | list, array, loops, counter |
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| Square Every Digit | 1 | int, numbers, arithmetic |
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| Sort array by string length | 3 | str, list, array, sort |
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| Sort Out The Men From Boys | 2 | list, array, set, sort, lambda |
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| Sorting Dictionaries | 1 | list, array, tuple, dict, hashmap, sort, lambda |
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| Special Number (Special Numbers Series # 5) | 2 | int, number, list, array |
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| String ends with? | 1 | str, search |
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| String matchup | 1 | array, list, count |
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| STRONGN Strong Number (Special Numbers Series # 2) | 1 | int, numbers, list, array |
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| Sum it continuously | 1 | int, arithmetic, list, array |
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| Sum of angles | 1 | int, numbers, geometry |
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| Sum of Minimums! | 2 | int, numbers, list, array |
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| Sum of a sequence | 2 | int, numbers, arithmetic, list, array |
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| Sum of two lowest positive integers | 1 | int, numbers, arithmetic, list, array |
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| Summing a number's digits | 1 | int, numbers, arithmetic, list, array |
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| Summy | 1 | str, int, numbers, arithmetic, list, array |
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| Swap items in a dictionary | 1 | dict, hashmap |
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| Testing 1-2-3 | 1 | str, list, array, format |
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| The highest profit wins! | 1 | str, list, array |
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| Thinkful - Dictionary Drills: User contacts | 1 | dict, hashmap, list, array |
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| Triangle area | 2 | math, str, format, list, array |
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| Two Oldest Ages | 1 | int, numbers, list, array, sort |
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| Two to One | 1 | str, format, list, array, sort, set |
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| Unique string characters | 1 | str, format, list, array |
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| "Very Even" Numbers | 2 | int, numbers, arithmetic |
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| Vowel Count | 2 | str, search, list, array |
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| What time is it? | 1 | str, format, time |
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| Which triangle is that? | 1 | math, tuple, dict, hashmap |
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| Words to sentence | 1 | str, list, array, format |
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| Working with Dictionaries | 3 | dict, hashmap, list, array |
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