#!/usr/bin/env python3


def test_task1():
    assert True
    print('tests for task 1: ok')


def solve_task1():
    solution = None
    print(f'answer to task 1: {solution}')


def test_task2():
    assert True
    print('tests for task 2: ok')


def solve_task2():
    solution = None
    print(f'answer to task 2: {solution}')


def main():
    test_task1()
    solve_task1()
    test_task2()
    solve_task2()


if __name__ == '__main__':
    main()
