23.06.13 Today’s Leetcode

2352. Equal Row and Column Pairs (medium)

class Solution:
    def equalPairs(self, grid: List[List[int]]) -> int:
        n = len(grid)
        rows = grid
        cols = [[grid[x][y] for x in range(n)] for y in range(n)]
        # print(rows)
        # print(cols)
        
        count = 0
        for i in range(n):
            for j in range(n):
                if cols[i] == rows[j]:
                    count += 1                    

        return count