Square into Squares. Protect trees!

https://www.codewars.com/kata/54eb33e5bc1a25440d000891/train/typescript

Sum by Factors

https://www.codewars.com/kata/54d496788776e49e6b00052f/train/typescript

Valid Parentheses

https://www.codewars.com/kata/52774a314c2333f0a7000688/train/javascript

Battleship field validator

https://www.codewars.com/kata/52bb6539a4cf1b12d90005b7

Next bigger number with the same digits

https://www.codewars.com/kata/55983863da40caa2c900004e

1/n- Cycle

https://www.codewars.com/kata/5a057ec846d843c81a0000ad/train/javascript

Evaluate mathematical expression

https://www.codewars.com/kata/52a78825cdfc2cfc87000005/train/typescript

Four Pass Transport

https://www.codewars.com/kata/5aaa1aa8fd577723a3000049/train/javascript

Matrix Determinant

https://www.codewars.com/kata/52a382ee44408cea2500074c/train/typescript