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diff --git a/challenge-244/lubos-kolouch/python/ch-2.py b/challenge-244/lubos-kolouch/python/ch-2.py
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+++ b/challenge-244/lubos-kolouch/python/ch-2.py
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+#!/usr/bin/env python
+
+import unittest
+from itertools import combinations
+from typing import List
+
+
+def group_hero_power(nums: list[int]) -> int:
+ total_power = 0
+ for i in range(1, len(nums) + 1):
+ for combo in combinations(nums, i):
+ total_power += max(combo) ** 2 * min(combo)
+ return total_power
+
+
+# Tests
+class TestGroupHeroPower(unittest.TestCase):
+ def test_example(self):
+ self.assertEqual(group_hero_power([2, 1, 4]), 141)
+
+
+if __name__ == "__main__":
+ unittest.main()