serin가 해결한 문제

#	제목	푼 사람 수	평균 시도
20835	Renoveringen	25	1.04
20837	Robottävling	11	1.00
20839	Betygsättning	915	1.95
20857	Köpa matta	12	3.17
20858	Flyttkartonger	6	1.67
20867	Rulltrappa	767	1.54
20868	Fluortanten	23	1.35
20869	Trevlig väg	14	1.21
20870	Teleportgång	13	1.31
20894	Brobygge	11	1.73
20909	Impressive Integers	28	2.96
20922	겹치는 건 싫어	4,246	2.74
20929	중간	113	3.49
20960	Po	50	1.78
20965	Minimum Cost Paths	22	2.00
20968	Telephone	64	3.14
20976	2 番目に大きい整数 (The Second Largest Integer)	1,766	1.17
20983	スパイ 2 (Spy 2)	13	1.85
20987	Robot	50	4.12
21048	Big Brother	48	1.46
21061	Beautiful Permutation	55	1.65
21070	Königsberg Bridges	37	2.16
21089	Excluded Min	18	2.89
21122	Bank Security Unification	24	2.08
21185	Some Sum	634	1.68
21214	Decoration	27	2.11
21266	Bit Operation	46	1.20
21300	Bottle Return	4,602	1.15
21316	스피카	485	1.39
21333	Friends	12	2.75
21335	Another Eruption	1,144	1.21
21346	Joint Excavation	58	1.93
21354	Äpplen och päron	1,171	1.21
21499	Автоматические друзья	7	1.00
21500	Памятник	2	1.00
21501	Вышивка жемчугом	5	1.80
21502	Пингвиноведение	7	3.57
21549	Московские числа	17	2.65
21550	Гаджеты на дереве	23	2.43
21555	빛의 돌 옮기기	186	1.69
21591	Laptop Sticker	1,639	1.40
21598	SciComLove	4,472	1.19
21609	상어 중학교	3,613	2.72
21612	Boiling Water	1,813	1.41
21631	Checkers	1,081	1.65
21633	Bank Transfer	1,138	1.43
21635	Check Markers	22	2.73
21638	SMS from MCHS	1,008	1.69
21639	Cooking	12	2.17
21641	Points and Segments	9	4.78

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