1"""
 2Solution to challenge 1 from Introduction to Python course at FMI
 3by Nikolay Nikolaev.
 4"""
 5
 6
 7def type_decorator(func):
 8    """Modifies list according to type of values."""
 9
10    def contra(n):
11        result = []
12        for x in n:
13            if isinstance(x, bool):
14                result.append(not x)
15            elif isinstance(x, (int, float)):
16                result.append(-x)
17            elif isinstance(x, str):
18                result.append(x[::-1])
19        return func(result)
20
21    return contra
22
23
24@type_decorator
25def no_it_isnt(vals):
26    """Return list in reverse order."""
27    return vals[::-1]