\ub450 \uc218 a\uc640 b\uc758 \ucd5c\ub300\uacf5\uc57d\uc218(GCD)\ub97c \ucd9c\ub825\ud55c\ub2e4.<\/code><\/pre>\n\uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95 \uc774\ud574\ud558\uae30<\/h2>\n
\n \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc6d0\ub9ac\ub97c \uae30\ubc18\uc73c\ub85c \ud569\ub2c8\ub2e4:\n <\/p>\n
\n 1. \ub450 \uc218 a\uc640 b\uac00 \uc8fc\uc5b4\uc9c8 \ub54c, a\ub97c b\ub85c \ub098\ub208 \ub098\uba38\uc9c0\ub97c r\uc774\ub77c\uace0 \ud560 \ub54c, GCD(a, b) = GCD(b, r) \uc785\ub2c8\ub2e4.
\n 2. \uc774 \uacfc\uc815\uc744 \ubc18\ubcf5\ud558\uc5ec b\uac00 0\uc774 \ub420 \ub54c, a\uac00 GCD\uac00 \ub429\ub2c8\ub2e4.\n <\/p>\n
\n \uc774\ub7ec\ud55c \ubc29\ubc95\uc740 \ub9e4\uc6b0 \ud6a8\uc728\uc801\uc774\uba70, \ud2b9\ud788 a\uc640 b\uc774 \ud070 \uacbd\uc6b0\uc5d0\ub3c4 \ube60\ub974\uac8c \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.
\n \uc774\ub7ec\ud55c \ud2b9\uc131 \ub355\ubd84\uc5d0 \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95\uc740 \ub9ce\uc740 \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c\uc5d0\uc11c \uc720\uc6a9\ud558\uac8c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.\n <\/p>\n
C#\uc73c\ub85c \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95 \uad6c\ud604\ud558\uae30<\/h2>\n
\n \uc774\uc81c C#\uc744 \uc774\uc6a9\ud574 \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95\uc744 \uad6c\ud604\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc544\ub798\ub294 \ud574\ub2f9 \uc54c\uace0\ub9ac\uc998\uc744 \uad6c\ud604\ud55c \ucf54\ub4dc\uc785\ub2c8\ub2e4.\n <\/p>\n
\n using System;\n\n class Program\n {\n static void Main(string[] args)\n {\n \/\/ \uc785\ub825\uac12 \ubc1b\uae30\n string[] inputs = Console.ReadLine().Split(' ');\n int a = int.Parse(inputs[0]);\n int b = int.Parse(inputs[1]);\n\n \/\/ \ucd5c\ub300\uacf5\uc57d\uc218 \uacc4\uc0b0\n int gcd = EuclideanGCD(a, b);\n Console.WriteLine(gcd);\n }\n\n static int EuclideanGCD(int a, int b)\n {\n while (b != 0)\n {\n int temp = b;\n b = a % b; \/\/ \ub098\uba38\uc9c0\ub97c \uad6c\ud568\n a = temp; \/\/ b\uc758 \uac12\uc744 a\uc5d0 \ub300\uc785\n }\n return a; \/\/ GCD\ub97c \ubc18\ud658\n }\n }\n <\/code><\/pre>\n\ucf54\ub4dc \uc124\uba85<\/h3>\n
\n \uc704 \ucf54\ub4dc\ub294 \ub450 \uc815\uc218\ub97c \uc785\ub825\ubc1b\uc544 \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95\uc744 \uc774\uc6a9\ud558\uc5ec \ucd5c\ub300\uacf5\uc57d\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.
\n Main<\/code> \uba54\uc11c\ub4dc\uc5d0\uc11c\ub294 \uc0ac\uc6a9\uc790\ub85c\ubd80\ud130 \ub450 \uc218\ub97c \uc785\ub825\ubc1b\uace0, EuclideanGCD<\/code> \uba54\uc11c\ub4dc\ub97c \ud638\ucd9c\ud558\uc5ec GCD\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.
\n EuclideanGCD<\/code> \uba54\uc11c\ub4dc\ub294 while \ub8e8\ud504\ub97c \uc0ac\uc6a9\ud558\uc5ec b\uac00 0\uc774 \ub420 \ub54c\uae4c\uc9c0 \ubc18\ubcf5\ud558\uba70, GCD\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.\n <\/p>\n\uc2dc\uac04 \ubcf5\uc7a1\ub3c4 \ubc0f \uacf5\uac04 \ubcf5\uc7a1\ub3c4<\/h2>\n
\n \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(log(min(a, b)))\uc785\ub2c8\ub2e4. \uc774\ub294 \ub450 \uc218\uc758 \ud06c\uae30\uac00 \uc9c0\uc218\uc801\uc73c\ub85c \uc904\uc5b4\ub4e4\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.
\n \uacf5\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(1)\ub85c, \ucd94\uac00\uc801\uc778 \uc790\ub8cc\uad6c\uc870\ub97c \uc0ac\uc6a9\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c \ub9e4\uc6b0 \ud6a8\uc728\uc801\uc785\ub2c8\ub2e4.\n <\/p>\n
\ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4<\/h2>\n
\n \uc54c\uace0\ub9ac\uc998\uc758 \uc815\ud655\uc131\uc744 \uac80\uc99d\ud558\uae30 \uc704\ud574 \ub2e4\uc74c\uacfc \uac19\uc740 \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\ub97c \uc0ac\uc6a9\ud574 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\n \/\/ \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\n 48 18 \/\/ \uc608\uc0c1 \ucd9c\ub825: 6\n 56 98 \/\/ \uc608\uc0c1 \ucd9c\ub825: 14\n 101 103 \/\/ \uc608\uc0c1 \ucd9c\ub825: 1\n 1000000000 500000000 \/\/ \uc608\uc0c1 \ucd9c\ub825: 500000000\n <\/code><\/pre>\n\uacb0\ub860<\/h2>\n
\n \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95\uc740 \ucd5c\ub300\uacf5\uc57d\uc218\ub97c \uad6c\ud558\ub294 \ub9e4\uc6b0 \ud6a8\uc728\uc801\uc778 \uc54c\uace0\ub9ac\uc998\uc785\ub2c8\ub2e4.
\n \uc774\ubc88 \uae00\uc744 \ud1b5\ud574 C#\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95\uc744 \uc5b4\ub5bb\uac8c \uad6c\ud604\ud560 \uc218 \uc788\ub294\uc9c0 \uc0b4\ud3b4\ubcf4\uc558\uc2b5\ub2c8\ub2e4.
\n \ucf54\ub529 \ud14c\uc2a4\ud2b8\uc5d0\uc11c \uc774\ub7ec\ud55c \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c\ub97c \uc790\uc8fc \ub9cc\ub098\uac8c \ub420 \uac83\uc774\ubbc0\ub85c, \uc774\ud574\ud558\uace0 \uc5f0\uc2b5\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.\n <\/p>\n
\n \uc55e\uc73c\ub85c \ub2e4\uc591\ud55c \uc54c\uace0\ub9ac\uc998\uc5d0 \ub300\ud55c \uc2ec\ub3c4 \uc788\ub294 \uac15\uc88c\ub97c \uc9c4\ud589\ud560 \uc608\uc815\uc774\ub2c8, \ub9ce\uc740 \uad00\uc2ec \ubd80\ud0c1\ub4dc\ub9bd\ub2c8\ub2e4!\n <\/p>\n
<\/body><\/p>\n","protected":false},"excerpt":{"rendered":"
\uc11c\ub860 \ucf54\ub529 \ud14c\uc2a4\ud2b8\uc5d0\uc11c \uc790\uc8fc \ucd9c\uc81c\ub418\ub294 \uc54c\uace0\ub9ac\uc998 \uc911 \ud558\ub098\uc778 \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95(Euclidean Algorithm)\uc740 \ub450 \uc218\uc758 \ucd5c\ub300\uacf5\uc57d\uc218(GCD)\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \uad6c\ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4. \uc774 \ubc29\ubc95\uc740 \uace0\ub300 \uadf8\ub9ac\uc2a4 \uc218\ud559\uc790 \uc720\ud074\ub9ac\ub4dc\uac00 \uc18c\uac1c\ud588\uc73c\uba70, \uc54c\uace0\ub9ac\uc998\uc758 \uae30\ucd08\uc5d0 \ud574\ub2f9\ud558\ub294 \ub0b4\uc6a9\uc774\uae30 \ub54c\ubb38\uc5d0 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\uc640 \uad00\uacc4\uc5c6\uc774 \uc54c\uc544\ub450\uc5b4\uc57c \ud560 \ud544\uc218 \uac1c\ub150\uc785\ub2c8\ub2e4. \ubcf8 \uac15\uc88c\uc5d0\uc11c\ub294 C#\uc744 \uc774\uc6a9\ud558\uc5ec \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95\uc744 \uad6c\ud604\ud558\ub294 \ubc29\ubc95\uc744 \ubc30\uc6cc\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ubb38\uc81c \uc124\uba85 \uc8fc\uc5b4\uc9c4 \ub450 \uc815\uc218 a\uc640 b\uc5d0 \ub300\ud574, \ub450 \uc218\uc758 … \ub354 \ubcf4\uae30 “C# \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c, \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-27503","post","type-post","status-publish","format-standard","hentry","category-c--"],"yoast_head":"\nC# \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c, \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95 - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atmokpo.com\/w\/27503\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C# \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c, \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95 - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8\" \/>\n<meta property=\"og:description\" content=\"\uc11c\ub860 \ucf54\ub529 \ud14c\uc2a4\ud2b8\uc5d0\uc11c \uc790\uc8fc \ucd9c\uc81c\ub418\ub294 \uc54c\uace0\ub9ac\uc998 \uc911 \ud558\ub098\uc778 \uc720\ud074\ub9ac\ub4dc \ud638\uc81c\ubc95(Euclidean Algorithm)\uc740 \ub450 \uc218\uc758 \ucd5c\ub300\uacf5\uc57d\uc218(GCD)\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \uad6c\ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4. \uc774 \ubc29\ubc95\uc740 \uace0\ub300 \uadf8\ub9ac\uc2a4 \uc218\ud559\uc790 \uc720\ud074\ub9ac\ub4dc\uac00 \uc18c\uac1c\ud588\uc73c\uba70, \uc54c\uace0\ub9ac\uc998\uc758 \uae30\ucd08\uc5d0 \ud574\ub2f9\ud558\ub294 \ub0b4\uc6a9\uc774\uae30 \ub54c\ubb38\uc5d0 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\uc640 \uad00\uacc4\uc5c6\uc774 \uc54c\uc544\ub450\uc5b4\uc57c \ud560 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