Solved by tomato33

#	Title	# Solved	Avg. Tries
2558	A+B - 2 STANDARD	75,453	1.38
9498	시험 성적 STANDARD	203,564	1.83
27866	문자와 문자열 STANDARD	55,981	1.48
31403	$A + B - C$	9,457	1.58

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