Function composition

Compose right-to-left.

functional closures higher-order

Implement `compose(*fns)` that accepts any number of functions and returns their composition applied right-to-left.

Constraints

1 ≤ len(fns) ≤ 10. All functions are unary.

Example

>>> double = lambda x: x * 2
>>> add_one = lambda x: x + 1
>>> compose(double, add_one)(5)
12

20 points ~18 min

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Hints

reduce(lambda f, g: lambda x: f(g(x)), fns).

Test Results

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