Solved by digipen_jinseokson

#	Title	# Solved	Avg. Tries
10871	X보다 작은 수 STANDARD	143,988	1.84
10807	개수 세기 STANDARD	70,907	1.61
2557	Hello World STANDARD	335,281	2.54
1977	완전제곱수	15,502	2.04

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