Solved by qtreelist

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	316,211	2.58
1152	단어의 개수 STANDARD	111,510	3.01
1157	단어 공부	99,216	2.51
10171	Cats STANDARD	180,895	2.81
10172	Dogs STANDARD	176,835	2.34
10699	오늘 날짜 STANDARD	35,052	1.85

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