#구현 implementation

#	제목	푼 사람 수	평균 시도
7692	Election	20	1.70
7693	Nash Equilibrium	15	1.40
7696	반복하지 않는 수	425	4.40
7739	Cards	3	1.00
7741	Cars	2	2.50
7766	Pseudographical recognizer	13	1.77
7774	콘센트	109	3.10
7778	Intelligent Design	3	14.33
7782	Alien	204	1.22
7792	Superstitious Skylab Tower	7	5.00
7797	In Queries	4	5.25
7798	Hotel	23	2.26
7799	Walaweh	2	4.00
7800	The Chosen Sub Matrix	63	2.70
7802	No Pause Telegraph	19	1.42
7808	Email from The Professor	43	2.70
7809	The Adventure in Panda Land Part I: Panda Number	1	1.00
7831	Fire Drill	14	2.86
7844	Sudoku Checker	22	1.68
7847	Sales Report	23	1.39
7848	Random Gap	12	3.83
7853	Advanced ASCII Cubes	35	1.06
7857	Simple prefix compression	41	1.63
7863	Very Simple Problem	30	2.60
7864	Binary Witch	7	2.43
7870	Accountant notes	4	4.25
7872	Cave	8	2.13
7873	Decision	21	2.14
7888	두 교수	16	3.50
7891	Can you add this?	4,820	1.22
7899	Markov Trains	1	1.00
7901	Floors	6	1.50
7905	Input	10	1.90
7921	Dziadkowie	26	6.42
7947	Koncert	235	1.37
7964	Fibonacci Sums	12	6.92
7999	Numerals of Przesmyks	3	2.67
8009	Holiday Costing	8	1.88
8029	Density Map	32	1.38
8042	Where to Build a Brewery?	9	1.67
8110	Trees	11	2.18
8114	Palindromes	9	2.11
8120	Coding of Permutations	62	1.52
8242	Inspector	12	4.00
8245	Obraz	51	1.24
8270	Tulips	117	1.05
8273	Climbing	18	2.22
8296	Orienteering	12	2.25
8320	직사각형을 만드는 방법	3,391	1.74
8329	Circular Game	4	53.50

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