Problems from Benelux Algorithm Programming Contest (BAPC) preliminaries 2019

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Architecture	610	329	54%	0.00	296	270	91%	2.6
Bracket Sequence	501	164	33%	0.01	151	120	79%	5.5
Canyon Crossing	339	90	27%	0.14	64	55	86%	6.4
Deceptive Dice	262	173	66%	0.00	147	136	93%	3.5
Exits in Excess	316	130	41%	0.03	120	98	82%	5.7
Floor Plan	830	237	29%	0.00	259	212	82%	3.6
Greetings!	9310	6216	67%	0.00	5349	5184	97%	1.3
Hexagonal Rooks	104	49	47%	0.00	44	41	93%	3.4
Inquiry I	1282	601	47%	0.01	383	349	91%	2.4
Jumbled Journey	39	11	28%	0.00	12	10	83%	5.7
Knapsack Packing	369	114	31%	0.05	94	82	87%	5.0
Lifeguards	116	19	16%	0.03	23	17	74%	6.6