Solved by knockknock7

#	Title	# Solved	Avg. Tries
2557	Hello World STANDARD	358,065	2.54
2741	N 찍기 STANDARD	138,354	1.74
5597	Who have not handed in ?	67,959	1.94
10807	개수 세기 STANDARD	83,568	1.62
10871	X보다 작은 수 STANDARD	155,715	1.84

1