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sort matrix diagonally

Aminur Rashid answered on August 29, 2022 Popularity 5/10 Helpfulness 2/10

answer sort matrix diagonally

sort matrix diagonally

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class Solution:
    def diagonalSort(self, M: List[List[int]]) -> List[List[int]]:
        y, x = len(M), len(M[0])
        for i in range(2-y, x-1):
            valid = range(max(0, 0-i), min(y, x-i))
            diag, k = sorted([M[j][i+j] for j in valid]), 0
            for j in valid:
                M[j][i+j], k = diag[k], k + 1
        return M

Popularity 5/10 Helpfulness 2/10 Language python

Source: dev.to

Tags: matrix python

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Contributed on Aug 29 2022

Aminur Rashid

0 Answers Avg Quality 2/10

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sort matrix diagonally

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