Solved by lemon_t

#	Title	# Solved	Avg. Tries
25314	코딩은 체육과목 입니다	58,173	1.57
27866	문자와 문자열 STANDARD	54,453	1.48
31287	장난감 강아지	291	5.00
31395	Number of Sorted Contiguous Subsequences	535	2.04
31403	$A + B - C$	8,694	1.57

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