Closed naimulcsx closed 1 year ago
https://lightoj.com/problem/fibsieves-fantabulous-birthday [detected as invalid] https://lightoj.com/problem/knights-in-chessboard [detected as valid]
https://lightoj.com/problem/fibsieves-fantabulous-birthday [detected as invalid] https://lightoj.com/problem/knights-in-chessboard [detected as valid]