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adding number of one algo #1111

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Merged
ivan1016017 merged 1 commit into from
Dec 3, 2024
Merged

adding number of one algo #1111

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6 changes: 6 additions & 0 deletions src/my_project/interviews/top_150_questions_round_11/number_of_ones.py
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Original file line number Diff line number Diff line change
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from typing import List, Union, Collection, Mapping, Optional
from abc import ABC, abstractmethod

class Solution:
def hammingWeight(self, n: int) -> int:
return bin(n).count('1')
12 changes: 12 additions & 0 deletions tests/test_150_questions_round_11/test_number_of_ones_round_11.py
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import unittest
from src.my_project.interviews.top_150_questions_round_11\
.number_of_ones import Solution


class NumberOfOnesTestCase(unittest.TestCase):

def test_number_of_ones(self):
solution = Solution()
output = solution.hammingWeight(n=11)
target = 3
self.assertEqual(output, target)
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