Add subsetsum check #10
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manishrw
reviewed
Oct 18, 2018
| @@ -0,0 +1,20 @@ | |||
| def isSubsetSum (items, length, summ): | |||
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Please provide the comment stating what does the module/function do. Also, include the doctest in the comments.
Doctest reference - https://docs.python.org/2/library/doctest.html
| if (items[length - 1] > summ): | ||
| return isSubsetSum(items, length - 1, summ); | ||
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| return isSubsetSum(items, length - 1, summ) or isSubsetSum(items, length - 1, summ - items[length - 1]) |
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It looks like the code runs in an exponential time. Please try to optimize using Dynamic programming.
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| return isSubsetSum(items, length - 1, summ) or isSubsetSum(items, length - 1, summ - items[length - 1]) | ||
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| if __name__ == '__main__': |
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Please write the test cases in a separate file under the test directory. Check out other test cases which use the pytest to do the testing.
Pytest documentation - https://docs.pytest.org/en/latest/contents.html
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#3