Solved by kesakiyo

#	Title	# Solved	Avg. Tries
13281	Look for the Winner!	63	1.35
13280	Selection of Participants of an Experiment	136	1.10
13277	큰 수 곱셈	9,844	1.45
13274	수열	206	3.23
13265	색칠하기	784	2.46
13264	접미사 배열 2	502	1.64
13246	행렬 제곱의 합	220	2.50
13245	Sum of digits	65	1.18
13244	Tree	740	1.96
13243	Non-decreasing subsegment	100	1.84
13241	LCM	14,426	1.59
13240	Chessboard	700	1.20
13239	Combinations	241	1.38
13238	Bitcoin investment	207	1.12
13237	Binary tree	253	1.28
13236	Collatz Conjecture	812	1.29
13235	Palindromes	2,232	1.40
13234	George Boole	517	1.29
13229	Selection Sum	309	1.20
13228	The REAL Manhattan distance	463	1.10
13227	TicTacToe	164	1.83
13226	Divisors Again	182	1.40
13225	Divisors	867	1.14
13224	Chop Cup	411	1.07
13223	Sodium	1,122	2.76
13222	Matches	548	1.15
13221	Manhattan	482	1.32
13220	Secret	131	2.44
13219	Trains	40	4.63
13218	Bitcoin	20	1.90
13217	Honey	44	2.82
13216	Badminton	228	1.30
13213	Binary Roads	37	1.35
13212	Random	38	5.74
13211	Passport Checking	175	1.73
13171	A	1,329	2.34
13170	떨어진 수정	382	1.83
13166	범죄 파티	230	4.56
13164	행복 유치원	4,581	1.78
13163	닉네임에 갓 붙이기	2,261	1.49
13161	분단의 슬픔	631	4.71
13160	최대 클리크 구하기	413	2.51
13157	Routing	50	1.74
13156	Selling CPUs	113	1.59
13155	Common Knowledge	180	1.07
13153	Formula	149	1.58
13152	One-Way Roads	53	2.58
13151	Model Railroad	64	2.45
13150	Matrix Cypher	73	1.89
13149	Knapsack in a Globalized World	47	2.21

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