### Predtest 2.Ri NIK

1. https://www.codewars.com/kata/57eadb7ecd143f4c9c0000a3
1. https://www.codewars.com/kata/53af2b8861023f1d88000832
1. https://www.codewars.com/kata/57f781872e3d8ca2a000007e
1. https://www.codewars.com/kata/555086d53eac039a2a000083/python
1. https://www.codewars.com/kata/5502c9e7b3216ec63c0001aa