Solved by ioi1117

#	Title	# Solved	Avg. Tries
1100	하얀 칸	18,397	1.39
1152	단어의 개수 STANDARD	112,757	3.01
1292	쉽게 푸는 문제	18,486	1.77
1357	뒤집힌 덧셈	11,741	1.82
1546	평균	126,666	1.99
2557	Hello World STANDARD	352,514	2.54
5597	Who have not handed in ?	65,588	1.94
10171	Cats STANDARD	182,529	2.80

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