Solved by troroll

#	Title	# Solved	Avg. Tries
2420	Make a Difference STANDARD	31,479	2.16
2393	Rook	6,139	1.69
2338	긴자리 계산	18,410	2.00
1546	평균	130,037	1.99
1330	두 수 비교하기 STANDARD	204,564	2.01
1271	엄청난 부자2	23,456	2.86
1008	A/B STANDARD	231,391	2.90
1001	A-B STANDARD	280,009	1.45
1000	A+B STANDARD	325,732	2.59

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