Solved by ussu

#	Title	# Solved	Avg. Tries
1157	단어 공부	102,400	2.50
1152	단어의 개수 STANDARD	115,841	3.00
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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