Solved by y42nn

#	Title	# Solved	Avg. Tries
21327	Quiz	26	1.69
23123	Hamiltonian	23	2.83
23403	Logičari	7	2.14
23856	Optimal Truck	5	1.40
24272	루트 노드가 많은 트리일수록 좋은 트리이다	125	1.96
25054	Drone Photo	56	1.43
25778	House Prices Going Up	95	1.84
25823	조합의 합의 합	145	1.59
26137	Prehistoric Programs	71	4.68
26840	Podzielność	7	2.43
27609	A-Mazing Puzzle	9	4.33
27610	A Musical Question	19	1.05
27612	Determining Nucleotide Assortments	30	1.10
28147	Fail Fast	28	4.00
28177	Permutation Compression	19	3.00
28221	Cyberland	16	5.69
28679	Candy	4	1.25
29765	PAndOrA	22	1.82

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