Problems from Southwestern Europe Regional Contest (SWERC) 2016

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Balls and Needles	334	156	47%	0.08	131	122	93%	3.5
Bribing Eve	690	178	26%	0.02	129	82	64%	7.3
Cairo Corridor	62	16	26%	0.02	22	16	73%	7.7
Candle Box	936	429	46%	0.00	452	399	88%	2.6
Dinner Bet	70	40	57%	0.00	39	37	95%	4.2
Pascal's Hyper-Pyramids	467	212	45%	0.00	119	106	89%	3.9
Passwords	50	30	60%	0.01	30	27	90%	4.4
Performance Review	893	219	25%	0.05	161	117	73%	5.8
Risky Lottery	21	16	76%	0.00	16	15	94%	4.2
The White Rabbit Pocket Watch	124	36	29%	0.02	40	35	88%	4.2
Within Arm's Reach	164	32	20%	0.00	37	29	78%	7.1