Codewars kata solutions

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• Kata - an algorithm you have to solve in any programming language

• Kyu - a digit that shows kata difficulty level or the user rank on the platform

Python kata

Kyu-3

1. Make a spiral - [kata] [solution]

Kyu-4

1. Snail - [kata] [solution]

Kyu-5

1. Calculate Variance - [kata] [solution]
2. Number of trailing zeros of N - [kata] [solution]
3. Did you mean ...? - [kata] [solution]
4. RGB to HEX - [kata] [solution]

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Kyu-6

1. Mexican Wave - [kata] [solution]
2. Multiplication tables - [kata] [solution]
3. Array diff - [kata] [solution]
4. Autocomplete! Yay! - [kata] [solution]
5. Encrypt this! - [kata] [solution]
6. If you can read this... - [kata] [solution]
7. The Vowel Code - [kata] [solution]
8. Dashatize it - [kata] [solution]
9. Count characters in your string - [kata] [solution]
10. Title Case - [kata] [solution]
11. Sum of Digits/Digital Root - [kata] [solution]
12. Break camelCase - [kata] [solution]
13. Detect Pangram - [kata] [solution]
14. Pascal's Triangle - [kata] [solution]
15. Find the odd int - [kata] [solution]

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Kyu-7

1. Square every digit - [kata] [solution]
2. Sum of odd numbers - [kata] [solution]
3. Disemvowel Trolls - [kata] [solution]
4. List Filtering - [kata] [solution]
5. Vowel Count - [kata] [solution]
6. Reverse Letters in Sentence - [kata] [solution]
7. transform an array into string [kata] [solution]
8. Easy Wallpaper - [kata] [solution]

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Kyu-8

1. Convert boolean values to strings 'Yes' or 'No' - [kata] [solution]
2. Abbreviate a Two Word Name - [kata] [solution]
3. Basic Mathematical Operations - [kata] [solution]
4. Counting sheep... - [kata] [solution]
5. Reverse List Order - [kata] [solution]
6. Function 2 - squaring an argument - [kata] [solution]
7. Pillars - [kata] [solution]
8. Beginner - Lost Without a Map - [kata] [solution]
9. Hello, Name or World! - [kata] [solution]
10. Sentence Smash - [kata] [solution]
11. Even or Odd - [kata] [solution]
12. Reversed sequence - [kata] [solution]
13. Do i get a bonus? - [kata] [solution]
14. Multiply - [kata] [solution]

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SQL Kata

Kyu-5

1. SQL Basics: simple VIEW - [kata] [solution]
2. SQL Statistics: min, median, max - [kata] [solution]
3. Count weekdays - [kata] [solution]

Kyu-6

1. Conditional count - [kata] [solution]
2. Present JSON data the SQL way - [kata] [solution]
3. SQL Basics: monsters using CASE - [kata] [solution]
4. SQL Basics: simple null handling - [kata] [solution]
5. SQL Basics: simple WITH - [kata] [solution]

Kyu-7

1. Basics: length based select with LIKE - [kata] [solution]
2. Best selling books - [kata] [solution]
3. EASY SQL: cube root and natural log - [kata] [solution]
4. Multiple maximum - [kata] [solution]
5. SQL Basics: simple JOIN - [kata] [solution]
6. SQL Basics: simple GROUP BY - [kata] [solution]
7. SQL: concatenating columns - [kata] [solution]
8. SQL with LOTR: elven wildcard - [kata] [solution]
9. Sum of angles - [kata] [solution]
10. Countries capitals for Trivia night - [kata] [solution]

Kyu-8

1. Adults only - [kata] [solution]
2. Collect tuition - [kata] [solution]
3. EASY SQL: Lower case - [kata] [solution]
4. EASY SQL: Ordering - [kata] [solution]
5. EASY SQL: Rounding decimals - [kata] [solution]
6. EASY SQL: Square root and log - [kata] [solution]
7. On the Canadian border - [kata] [solution]
8. Register for party - [kata] [solution]
9. SQL Basics: mod - [kata] [solution]

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FORTRAN Kata

Kyu-8

1. Century from year - [kata] [solution]
2. Grasshopper summation - [kata] [solution]
3. Multiply - [kata] [solution]