Solved by h0ngjun7

#	Title	# Solved	Avg. Tries
6662	Divisors	47	2.81
6676	Inglish-Number Translator	17	4.24
6679	Specialized Four-Digit Numbers	2,908	1.38
6687	Sea Battle	3	4.67
6850	Cows	629	2.51
6851	Snowflakes	41	2.20
6970	Sentences	95	2.69
6971	Nasty Numbers	74	1.53
6974	Long Division	381	1.49
6986	절사평균	1,468	4.44
6987	월드컵	3,383	3.42
6988	타일 밟기	453	4.09
6989	채점	260	3.64
6990	달팽이	43	11.91
6991	계통 트리	46	2.61
6996	Anagrams	3,835	1.93
7040	Layout	106	2.53
7043	Cleaning Shifts	87	3.28
7057	A highway and the seven dwarfs	25	5.12
7095	Factorials	68	2.43
7140	데이터 만들기 1	167	2.46
7287	Registration STANDARD	61,573	1.92
7332	Cashier Employment	29	4.14
7344	Wooden Sticks	179	2.29
7345	Modular multiplication of polynomials	58	2.69
7346	Human Gene Functions	101	1.72
7347	Flip and Shift	122	2.17
7374	Joseph	37	1.51
7424	Pairs of integers	32	2.03
7453	4 Values whose Sum is 0	6,611	4.39
7466	Honey and Milk Land	88	2.43
7469	K-th Number	1,815	3.08
7476	Greatest Common Increasing Subsequence	226	5.82
7481	Automatic Cash Terminal	112	3.70
7482	Box	381	1.89
7487	The Very Greatest Common Divisor	79	1.37
7489	Factorials	886	2.41
7490	Zero	4,002	2.05
7510	Higher Math	3,345	2.02
7523	Gauß in Elementary School	1,129	1.94
7558	Quadratic Residues	50	2.70
7562	Knight Moves STANDARD	26,878	1.90
7567	그릇	12,335	1.36
7568	덩치	51,507	1.78
7569	토마토 STANDARD	32,157	2.34
7571	점 모으기	1,205	2.76
7572	간지(干支)	2,698	1.65
7573	고기잡이	1,031	3.81
7574	개구리	150	4.13
7575	바이러스	733	2.50

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