Task def result_field mine mine field for in range for in range for ro

#Task 1
def result_field(mine):
    n,m=mine[0][0], a[0][1]
    field = [[0 for x in range(n)] for y in range(n)] 
    for rows in mine[1:]:
        row = rows[0]
        col = rows[1]
        for i in range(n):
            field[row][i] +=1
            if i != row:
                field[i][col] += 1
    return field

mine = [[5,4],[2,3],[0,2],[1,4],[2,0]]
field = result_field(mine)
field


#Task 2
matrix = [
  [1,2,3],
  [4,5,6],
  [7,8,9]
]

def rotate(matrix) -> None:
        """
        Do not return anything, modify matrix in-place instead.
        """
        size = len(matrix)
        for i in range(size):
            for j in range(i, size):
                t = matrix[i][j]
                matrix[i][j] = matrix[j][i]
                matrix[j][i]=t
        for i in range(size):
            for j in range(size//2):
                t = matrix[i][j]
                matrix[i][j] =matrix[i][size-j-1]
                matrix[i][size-j-1] = t
                
rotate(matrix)
print(matrix)