LinkedIn Mini Sudoku 255 answer, 23 April 2026: row 1: 2 1 6 5 4 3; row 2: 3 4 5 2 6 1; row 3: 4 5 2 1 3 6; row 4: 1 6 3 4 5 2; row 5: 5 3 1 6 2 4; row 6: 6 2 4 3 1 5. Answered 07:00 UTC