First clear solution for Skew-symmetric Matrix by mehWincenty - python coding challenges

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First solution in Clear category for Skew-symmetric Matrix by mehWincenty

def checkio(matrix):
    i = 0
    j = 0
    for i in range(len(matrix)):
        for j in range(len(matrix)):
            if matrix[i][j] != -matrix[j][i]:
                return False
    return True


#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
    assert checkio([
        [0, 1, 2],
        [-1, 0, 1],
        [-2, -1, 0]]) == True, "1st example"
    assert checkio([
        [0, 1, 2],
        [-1, 1, 1],
        [-2, -1, 0]]) == False, "2nd example"
    assert checkio([
        [0, 1, 2],
        [-1, 0, 1],
        [-3, -1, 0]]) == False, "3rd example"

Nov. 11, 2016

Comments:

bsquare on Sept. 11, 2019, 7:02 a.m.
<p>You can use a numpy function to perform exactly the same thing ;)</p>

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