Solved by kevlu8

#	Title	# Solved	Avg. Tries
15666	N과 M (12) STANDARD	16,090	1.25
16024	Balanced Trees	33	2.36
16953	A → B	21,074	2.51
17466	N! mod P (1)	1,027	1.78
21618	Lunch Concert	29	1.38
23839	바자와 샤자	27	3.93
25083	새싹 STANDARD	73,433	1.89
25416	빠른 숫자 탐색	493	1.54
25778	House Prices Going Up	97	1.86
27475	Cancel the Trains	198	1.06
27593	Walking Boy	92	1.22
27866	문자와 문자열 STANDARD	57,979	1.48
28307	Trianglane	95	1.95
28313	Symmetric Mountains	31	1.23
28314	Palindromic Poster	7	3.29
28315	Minimum Cost Roads	14	2.79
28316	The Filter	2	1.00
31403	$A + B - C$	10,573	1.59
32367	Painting Roads	6	1.00

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