{ "hard": [ 3, 3, 0, 0, 2, 0, 2, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 2, 0, 0, 0, 0, 1, 1, 0, 2, 0, 2, 2, 0, 2, 1, 1, 0, 0, 0, 0, 0, 0, 2, 0, 2, 0, 3, 0, 2, 0, 3, 1, 0, 0, 3, 1, 1, 0, 1, 0, 0, 3, 1, 0, 0, 0, 0, 3, 0, 0, 0, 0, 2, 0, 0, 0, 2, 3, 0, 2, 2, 0, 1, 2, 2, 2, 0, 0, 0, 0, 2, 0, 1, 0, 0, 2, 1, 0, 0, 1, 1, 1, 1, 3, 0, 0, 0, 2, 0, 1, 0, 2, 1, 3, 3, 3, 1, 1, 0, 0, 1, 2, 0, 0, 0, 3, 0, 1, 0, 3, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 3, 2, 0, 0, 0, 0, 1, 0, 0, 3, 0, 1, 0, 1, 0, 1, 0, 2, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 2, 0, 2, 0, 0, 0, 0, 0, 3, 1, 2, 0, 2, 0, 0, 0, 1, 0, 1, 0, 1, 2, 2, 2, 0, 1, 1, 2, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 2, 1, 1, 0, 1, 1, 0, 0, 0, 2, 2, 1, 3, 1, 1, 0, 0, 1, 0, 0, 0, 3, 1, 3, 0, 0, 2, 0, 0, 0, 2, 0, 1, 0, 1, 1, 2, 1, 2, 1, 0, 1, 3, 0, 3, 2, 3, 0, 2, 3, 3, 0, 3, 1, 3, 0, 3, 2, 3, 0, 3, 0, 2, 2, 0, 2, 0, 1, 3, 3, 0, 0, 0, 2, 0, 2, 0, 0, 2, 0, 1, 0, 1, 1, 0, 0, 1, 0, 0, 0, 2, 3, 3, 2, 1, 2, 2, 0, 1, 1, 2, 2, 1, 1, 1, 0, 1, 0, 0, 1, 2, 0, 2, 0, 2, 0, 1 ], "medium": [ 3, 0, 0, 1, 0, 1, 2, 1, 0, 2, 2, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 2, 0, 0, 0, 2, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 3, 0, 1, 0, 3, 0, 0, 2, 0, 1, 1, 0, 1, 0, 0, 3, 1, 0, 0, 0, 0, 3, 0, 0, 0, 1, 2, 1, 0, 1, 2, 3, 2, 0, 2, 2, 0, 2, 0, 0, 1, 0, 0, 1, 0, 2, 1, 1, 2, 0, 1, 2, 0, 0, 2, 0, 2, 3, 0, 0, 0, 0, 0, 0, 0, 2, 1, 3, 3, 0, 1, 1, 0, 0, 1, 2, 0, 0, 2, 0, 0, 0, 1, 3, 1, 2, 2, 1, 0, 1, 0, 0, 0, 0, 2, 0, 2, 0, 3, 2, 0, 0, 0, 1, 1, 0, 1, 0, 1, 1, 1, 1, 0, 2, 1, 1, 1, 0, 0, 1, 1, 0, 0, 1, 0, 1, 2, 1, 1, 0, 2, 2, 0, 0, 2, 1, 0, 1, 1, 2, 1, 0, 0, 0, 1, 0, 0, 2, 1, 1, 0, 2, 1, 0, 0, 0, 0, 1, 1, 2, 0, 1, 0, 1, 2, 2, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 2, 3, 1, 0, 0, 1, 1, 0, 1, 0, 2, 0, 0, 0, 0, 1, 2, 1, 2, 1, 1, 0, 3, 0, 3, 2, 3, 3, 2, 3, 3, 0, 3, 1, 3, 0, 0, 0, 3, 0, 0, 0, 0, 2, 1, 2, 0, 1, 3, 3, 0, 0, 1, 0, 1, 0, 0, 2, 0, 1, 1, 0, 1, 1, 0, 2, 0, 0, 0, 1, 0, 3, 3, 2, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 1, 0, 2, 1, 1, 2, 1, 0, 1, 0, 1, 1 ], "easy": [ 3, 0, 1, 1, 0, 1, 0, 1, 0, 2, 2, 0, 0, 0, 1, 0, 3, 1, 0, 0, 0, 0, 3, 2, 0, 2, 0, 3, 0, 2, 1, 0, 1, 0, 2, 0, 2, 0, 3, 0, 2, 1, 3, 1, 3, 2, 0, 2, 3, 0, 2, 1, 2, 0, 1, 0, 1, 0, 0, 3, 1, 2, 0, 3, 1, 3, 0, 0, 0, 1, 2, 1, 0, 1, 2, 3, 1, 0, 2, 2, 0, 2, 0, 0, 1, 3, 1, 1, 0, 2, 1, 1, 2, 3, 1, 1, 1, 0, 0, 0, 0, 3, 3, 1, 0, 3, 0, 0, 0, 2, 1, 3, 3, 0, 0, 1, 1, 0, 0, 0, 1, 1, 1, 2, 0, 0, 2, 3, 0, 2, 1, 2, 2, 1, 3, 0, 1, 3, 1, 0, 0, 2, 3, 2, 1, 0, 0, 1, 0, 2, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 3, 1, 1, 1, 0, 0, 1, 3, 1, 0, 1, 1, 3, 2, 2, 1, 0, 2, 1, 3, 1, 1, 2, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 3, 1, 3, 1, 0, 2, 2, 1, 2, 1, 2, 0, 0, 1, 0, 0, 1, 1, 2, 0, 3, 0, 3, 0, 0, 0, 1, 3, 2, 1, 2, 3, 0, 1, 3, 1, 0, 2, 1, 2, 2, 0, 0, 1, 0, 1, 2, 1, 2, 1, 1, 0, 3, 0, 3, 2, 3, 3, 2, 3, 3, 0, 3, 1, 3, 1, 2, 0, 3, 1, 0, 1, 0, 2, 1, 2, 0, 1, 3, 3, 0, 3, 1, 1, 1, 0, 1, 2, 3, 1, 0, 3, 0, 0, 2, 1, 0, 2, 0, 1, 3, 3, 3, 2, 1, 2, 3, 0, 1, 0, 2, 0, 0, 0, 0, 1, 0, 2, 1, 1, 2, 1, 0, 1, 0, 1, 0 ] }