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#!/usr/bin/env python3
from dataclasses import dataclass
import sys
@dataclass
class Point:
"""A point in the matrix."""
x: int
y: int
def score(self, row:int, col:int) -> int:
"""Calculate the score for this point at the given row and column."""
if row == self.x and col == self.y:
return 2
if row == self.x or col == self.y:
return 1
return 0
def odd_matrix(rows:int, cols:int, points_list: list) -> int:
"""Calculate the number of cells in the matrix with an odd score.
Args:
rows: Number of rows in the matrix.
col: Number of columns in the matrix.
points_list: List of (x, y) tuples representing points in the matrix.
Returns:
The number of cells in the matrix with an odd score.
"""
# Convert the list of points into Point objects
points = [Point(x, y) for x, y in points_list]
odd_cells = 0
for row in range(rows):
for col in range(cols):
# Calculate the score for this cell
score = 0
for point in points:
score += point.score(row, col)
# If the score is odd, increment the count of odd cells
if score % 2 == 1:
odd_cells += 1
return odd_cells
def main():
# Convert input into integers
array = [int(n) for n in sys.argv[1:]]
row = array.pop(0)
col = array.pop(0)
points = [(array[i], array[i + 1]) for i in range(0, len(array), 2)]
result = odd_matrix(row, col, points)
print(result)
if __name__ == '__main__':
main()
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