Rust Taskbook Level 9.10

Задание 1

Ask the user for two numbers. Check whether these numbers are friendly or not.

Задание 2

Given some array:

rustlet arr = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12];

Given a variable:

rustint n = 3;

Turn this array into a two-dimensional array, with n elements per subarray.