Solved by spdlqj4818

#	Title	# Solved	Avg. Tries
28702	FizzBuzz	6,427	1.62
30802	Welcome Kit	9,647	1.87
30804	Fruit Tanghulu	3,353	2.94
30805	Lexicographically Largest Common Subsequence	1,240	3.20
31403	$A + B - C$	11,199	1.59

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