Solved by ch96an

#	Title	# Solved	Avg. Tries
28707	Array Sorting	738	2.16
29751	Triangle	4,326	1.43
29766	DKSH 찾기	1,669	1.45
30802	Welcome Kit	11,303	1.87
30804	Fruit Tanghulu	3,916	2.93
30805	Lexicographically Largest Common Subsequence	1,451	3.19
31282	ЛОВНО КУЧЕ	473	1.37
31403	$A + B - C$	12,988	1.59

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