Solved by opera_tive

#	Title	# Solved	Avg. Tries
9908	Carpet	37	1.16
9907	ID	333	1.27
9897	Lamp	96	1.49
9896	Gray	96	1.20
9891	Rect	82	1.35
9884	Euclid	367	1.19
9883	Morton Numbers	108	1.71
9881	Ski Course Design	590	2.16
9880	Recording the Moolympics	83	2.06
9873	Cow Baseball	359	1.50
9872	Record Keeping	527	1.54
9870	Vacation Planning	121	3.27
9869	Milk Scheduling	212	2.16
9865	Undercut	69	1.42
9863	Calling All Programmers	84	2.98
9850	Cipher	88	1.67
9849	Rect	156	1.40
9848	Gift	410	1.33
9838	XMAS	372	1.12
9819	Color Change of Go Game Pieces	21	1.57
9815	Cabric Number Problem	39	4.72
9806	The King	177	1.71
9793	Length and Frequency of Sentences	92	1.51
9791	Encoding Binary Numbers	101	1.23
9790	Elephant Show	78	1.05
9786	Common Fraction	122	1.11
9785	Damage Over Time	57	1.12
9784	Boiled Eggs	105	1.56
9783	Easy Encryption	227	1.44
9782	Median	855	2.02
9780	Range Sum Query	84	1.54
9777	Birthday Statistics	125	1.08
9776	Max Volume	242	1.21
9773	ID Key	282	1.35
9772	Quadrants	1,355	1.84
9771	Word Searching	251	1.94
9770	GCD	150	1.65
9764	서로 다른 자연수의 합	467	1.52
9762	โรงงานลูกกวาด (Candy Factory)	37	1.05
9742	Permutations	1,171	2.85
9736	Multiplication in a Dihedral Group STANDARD	23	1.87
9733	Honey Bees	678	2.77
9728	Pair Sum	169	1.40
9724	Perfect Cube	389	1.28
9723	Right Triangle	591	1.25
9715	Surface Area	189	1.22
9713	Sum of Odd Sequence	2,158	1.86
9711	Fibonacci	1,290	2.89
9708	Charles Babbage's Difference Engine	33	1.18
9703	Anti-Arithmetic Permutation	74	1.34

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