Solved by ajrqh

#	Title	# Solved	Avg. Tries
1977	완전제곱수	16,168	2.05
2506	점수계산	11,266	1.31
2609	최대공약수와 최소공배수	57,743	1.73
7572	간지(干支)	2,661	1.66
10801	카드게임	4,415	1.37

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