#분리 집합 disjoint_set

#	제목	푼 사람 수	평균 시도
18267	Milk Visits	220	2.51
18276	Alergični Aron	19	1.05
18313	Cave Paintings	48	3.00
18321	Wormhole Sort	180	2.45
18375	착한 말 나쁜 말	15	4.07
18473	Fast Spanning Tree	59	2.88
18482	Six Words	15	2.07
18535	Tomb Raider	15	2.20
18549	Quoridor	3	4.00
18557	Always Online	11	2.91
18596	Monster Hunter	56	3.88
18727	Space Gophers	9	2.11
18843	Making Friends on Joitter is Fun	23	2.39
18873	Circus	10	2.80
18875	Favorite Colors	51	3.10
18889	New Year and Social Network	13	3.00
18921	Cost Of Subtree	97	1.70
18933	최소 스패닝 트리와 쿼리	9	1.33
18941	평면그래프와 게임	19	5.26
18963	Phone Call	11	6.55
19028	Link Cut Digraph	45	2.53
19090	Connectivity	3	2.33
19251	We Need More Managers!	11	3.73
19328	Code-Cola Plants	12	1.42
19463	Jumping on a Tree	6	4.67
19558	Joker	27	2.56
19593	다도해	44	2.59
19619	자매 도시	44	2.25
19670	Pilot	38	2.47
19687	Experimental Charges	7	1.57
19852	공정한 회의	28	2.04
19915	Split the Attractions	48	2.44
19929	Handcrafted Gift	23	1.83
19934	Connecting Supertrees	83	2.70
19955	침략전쟁	11	8.18
20031	Remote Control	44	1.61
20040	사이클 게임 STANDARD	6,769	1.98
20048	Paint	9	11.33
20063	Werewolf	58	1.69
20086	Roller Coaster Railroad	26	2.38
20156	기왕 이렇게 된 거 암기왕이 되어라	101	4.41
20203	Sjekira	36	1.89
20263	Optimization for UltraNet	12	1.25
20303	할로윈의 양아치	1,254	3.50
20315	야바위	29	2.38
20530	양분	286	3.47
20531	인간관계	227	2.78
20534	PCB 설계	13	1.85
20559	정기 모임 2	27	1.70
20608	Dynamic Convex Hull	6	1.83

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