Solved by walle256

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	330,748	2.59
4267	The Trip, 2007	25	5.72
6908	Substrings	5	1.20
10521	Digi Comp II	79	3.13
10859	Upside down primes	570	4.56
11478	서로 다른 부분 문자열의 개수	19,117	1.57
13717	Go	750	1.51
14992	Envious Exponents	32	2.16
18082	Canvas Line	71	3.03
20213	Adversarial Memory	27	4.19
20214	Binary Seating	73	1.42
20215	Cutting Corners	1,498	1.15
20216	Ducky Debugging	186	2.35
20218	Figure Skating	73	1.49
20221	In-place Sorting	43	2.12
20222	Jam-packed	57	1.75
23271	Grazed Grains	55	1.56
23275	Knot Knowledge	150	1.12
23364	Almost Always	115	2.92
23365	Buffered Buffet	81	1.43
23366	Candy Contribution	60	1.90
23367	Dickensian Dictionary	157	1.29
23369	Fridge Distraction	62	1.52
23370	<code>git mv</code>	31	3.06
23371	Histogram	98	1.30
23372	Ice Growth	55	1.80

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