Solved by czxa

#	Title	# Solved	Avg. Tries
14681	Quadrant Selection STANDARD	156,981	1.64
15552	빠른 A+B STANDARD	129,484	2.20
15964	이상한 기호 STANDARD	18,731	1.81
17298	오큰수	24,950	2.87
25083	새싹 STANDARD	72,811	1.89
27866	문자와 문자열 STANDARD	57,102	1.48
30802	Welcome Kit	8,574	1.86
31403	$A + B - C$	10,083	1.58

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