_2482. Difference Between Ones and Zeros in Row and Column.md

2482. Difference Between Ones and Zeros in Row and Column

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First completed : June 07, 2024

Last updated : July 01, 2024

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Related Topics : Array, Matrix, Simulation

Acceptance Rate : 84.461 %

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Solutions

• m2482.py

Python

m2482.py

class Solution:
    def onesMinusZeros(self, grid: List[List[int]]) -> List[List[int]]:
        rowCounts = [0] * len(grid)
        colCounts = [0] * len(grid[0])

        for i in range(len(grid)) :
            rowCounts[i] = sum(grid[i])

        for i in range(len(grid[0])) :
            for j in range(len(grid)) :
                colCounts[i] += grid[j][i]
        
        output = []
        for i in range(len(grid)) :
            output.append([])

        for i in range(len(grid)) :
            for j in range(len(grid[0])) :
                output[i].append(2 * (colCounts[j] + rowCounts[i]) - len(grid) - len(grid[0]))
        return output