Solved by my_carrot

#	Title	# Solved	Avg. Tries
11689	GCD(n, k) = 1	4,003	2.49
2338	긴자리 계산	16,432	1.99
1016	제곱 ㄴㄴ 수	9,342	4.53
1011	Fly me to the Alpha Centauri	23,733	3.15

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