LinkedIn Patches 212 answer, 15 October 2026: a 5 by 1 rectangle at row 1, column 1; a 3 by 1 rectangle at row 1, column 6; a 4 by 1 rectangle at row 2, column 1; a 4 by 1 rectangle at row 2, column 5; a 5 by 1 rectangle at row 3, column 4; a 2 by 3 rectangle at row 3, column 1; a 1 by 5 rectangle at row 3, column 3; a 1 by 5 rectangle at row 4, column 6; a 2 by 2 rectangle at row 4, column 7; a 1 by 5 rectangle at row 4, column 4; a 2 by 2 rectangle at row 6, column 1; a 2 by 3 rectangle at row 6, column 7; a 3 by 1 rectangle at row 8, column 1; a 1 by 5 rectangle at row 4, column 5. Answered 07:04 UTC