Solved by sansen

#	Title	# Solved	Avg. Tries
3836	Coin Collecting	31	3.29
18314	Non-Decreasing Subsequences	56	3.59
18758	Fast as Ryser	19	2.37
20631	All your base are belong to us	22	2.36
21763	Bingo	162	3.33
21764	Histogram Sequence 2	101	1.71
21765	Opinion Pool	85	1.85
25952	Rectangles	67	4.79
30095	GCD SUM	18	3.44
30809	Yet Another Coin Problem	7	1.86
31395	Number of Sorted Contiguous Subsequences	548	2.05
31396	Overload Prevention	95	2.02
31398	Gas Station	50	2.30
31399	Aris, Clean Up! (Hard)	52	4.54

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