pyb1031가 해결한 문제

#	제목	푼 사람 수	평균 시도
18907	Alice and Bob	14	1.00
18913	Graph Coloring	57	1.75
18919	Allowed Swaps	20	2.95
18928	Joy With Cookies	9	1.89
18929	Knights of Round Table	56	2.09
18937	왕들의 외나무다리 돌게임	357	1.66
18939	경비병 세우기 게임	171	2.20
18940	숫자 카드 제거 게임	136	2.42
18960	Lazy Running	4	1.00
18963	Phone Call	22	6.27
18973	Halve & Merge	16	2.19
18975	Jaw-Dropping Set	36	2.50
18978	Balanced Sequence	11	2.55
19002	Rikka with Tree Game	4	1.25
19013	Binary String	9	5.33
19053	Tris	6	1.50
19054	Xormites	52	4.42
19060	Secret Permutation	8	5.00
19073	Subsequence Sums	20	1.55
19082	From The Inside	4	6.00
19125	Bipartite Graph Coloring	8	2.88
19133	Subset Sum	52	2.12
19134	$2x + 2$	183	2.45
19180	36 Puzzle	12	6.42
19194	Yet Another Problem About Permutations	4	7.00
19217	Jitterbug	22	3.05
19223	Foolprüf Security	16	1.56
19226	Intriguing Selection	19	3.95
19243	팀 가르기	13	2.08
19245	XOR	36	3.94
19263	Game of Chairs	12	1.75
19274	Antennas On Tree	29	1.93
19279	Forest Task	17	2.88
19285	Shuffle	9	1.67
19295	Central Lake	6	2.33
19302	Window XOR	11	1.27
19303	Aftermath	160	1.46
19304	Believer	6	1.17
19329	GCD	14	6.79
19331	Compressed Spanning Subtrees	8	1.25
19358	Waiter's Problem	24	1.13
19385	Frogs	4	1.25
19464	King's Roads	18	2.72
19465	Sequence	23	1.22
19486	Colourings	17	3.24
19504	Oleg and Cola	9	2.11
19525	Rectangle-free Grid	34	1.85
19540	인버스 ㄷㄷㄷㅈ	72	2.17
19542	전단지 돌리기	758	2.56
19543	던전 지도	237	2.68

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