Define compose(f, g) that returns a function applying f(g(x))

A medium Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain

Python

Difficulty

medium

Problem

Define compose(f, g) that returns a function applying f(g(x)). Given double = lambda n: n * 2 and inc = lambda n: n + 1, build f = compose(double, inc). Print f(3) (should be 8 because (3+1)*2).

Practice This Problem

Solve this Python problem with real code execution. DataDriven runs your Python code in a real environment and grades it automatically.