Solved by knockknock7

#	Title	# Solved	Avg. Tries
2557	Hello World STANDARD	368,911	2.53
2741	N 찍기 STANDARD	140,939	1.74
5597	Who have not handed in ?	71,874	1.94
10807	개수 세기 STANDARD	88,410	1.63
10871	X보다 작은 수 STANDARD	160,438	1.84

1