Solved by knockknock7

#	Title	# Solved	Avg. Tries
2557	Hello World STANDARD	353,723	2.54
2741	N 찍기 STANDARD	137,328	1.74
5597	Who have not handed in ?	66,152	1.94
10807	개수 세기 STANDARD	81,326	1.62
10871	X보다 작은 수 STANDARD	153,553	1.84

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