\uc791\uc131\uc790: \uc870\uad11\ud615 | \ub0a0\uc9dc: [\ub0a0\uc9dc]<\/p>\n<\/header>\n \n \ucf54\ub529 \ud14c\uc2a4\ud2b8\ub294 \uc624\ub298\ub0a0 \ub9ce\uc740 \uae30\uc5c5\uc758 \ucc44\uc6a9 \uacfc\uc815\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ud2b9\ud788, \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ub2a5\ub825\uc740 \n \uc120\ud0dd \uc815\ub82c\uc740 \uac04\ub2e8\ud55c \uc815\ub82c \uc54c\uace0\ub9ac\uc998 \uc911 \ud558\ub098\ub85c, \uc8fc\uc5b4\uc9c4 \ub9ac\uc2a4\ud2b8\uc5d0\uc11c \uac00\uc7a5 \uc791\uc740 \uc694\uc18c\ub97c \ucc3e\uc544 \uccab \ubc88\uc9f8 \uc704\uce58\uc640 \uad50\ud658\ud558\uace0, \n \uc8fc\uc5b4\uc9c4 \uc815\uc218 \ubc30\uc5f4\uc744 \uc624\ub984\ucc28\uc21c\uc73c\ub85c \uc815\ub82c\ud558\ub294 \uc120\ud0dd \uc815\ub82c \uc54c\uace0\ub9ac\uc998\uc744 \uc791\uc131\ud558\uc138\uc694. \uc774\ub54c \uad6c\uccb4\uc801\uc778 \uc694\uad6c \uc0ac\ud56d\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:\n <\/p>\n \n \uccab \ubc88\uc9f8 \ub2e8\uacc4\ub294 \ubb38\uc81c\ub97c \uc644\uc804\ud788 \uc774\ud574\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc120\ud0dd \uc815\ub82c \uc54c\uace0\ub9ac\uc998\uc774 \ubc30\uc5f4\uc744 \uc5b4\ub5bb\uac8c \uc815\ub82c\ud558\ub294\uc9c0 \uc774\ud574\ud558\uace0, \n \ub2e4\uc74c\uc73c\ub85c, \uc120\ud0dd \uc815\ub82c\uc758 \uc54c\uace0\ub9ac\uc998\uc744 \uc124\uacc4\ud569\ub2c8\ub2e4. \ucf54\ud2c0\ub9b0\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc774\ub7ec\ud55c \uc120\ud0dd \uc815\ub82c \uc54c\uace0\ub9ac\uc998\uc744 \uad6c\ud604\ud560 \uac83\uc785\ub2c8\ub2e4.\n <\/p>\n \n \uc704\uc758 \uc54c\uace0\ub9ac\uc998\uc744 \ubc14\ud0d5\uc73c\ub85c \ucf54\ud2c0\ub9b0 \ucf54\ub4dc\ub97c \uc791\uc131\ud569\ub2c8\ub2e4. \uc544\ub798\ub294 \ud574\ub2f9 \uc54c\uace0\ub9ac\uc998\uc758 \uad6c\ud604 \uc608\uc785\ub2c8\ub2e4:\n <\/p>\n \n \uc791\uc131\ud55c \uc54c\uace0\ub9ac\uc998\uc744 \ud14c\uc2a4\ud2b8\ud558\uc5ec \uc798 \uc791\ub3d9\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ubc30\uc5f4\uc744 \uac00\uc9c0\uace0 \uc2e4\uc81c\ub85c \ud504\ub85c\uadf8\ub7a8\uc744 \uc2e4\ud589\ud558\uc5ec \n \uc120\ud0dd \uc815\ub82c\uc758 \uc2dc\uac04\ubcf5\uc7a1\ub3c4\ub294 O(n^2)\uc774\uba70 \ucd5c\uc545\uc758 \uacbd\uc6b0\uc640 \ucd5c\uc120\uc758 \uacbd\uc6b0 \ubaa8\ub450 \ub3d9\uc77c\ud569\ub2c8\ub2e4. \uc774\ub294 \uc54c\uace0\ub9ac\uc998\uc758 \n \uc774\ubc88 \uac15\uc88c\uc5d0\uc11c\ub294 \uc120\ud0dd \uc815\ub82c\uc758 \uc774\ub860\uacfc \ucf54\ud2c0\ub9b0\uc73c\ub85c\uc758 \uad6c\ud604 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uc558\uc2b5\ub2c8\ub2e4. \uac04\ub2e8\ud55c \ubb38\uc81c\ub97c \ud1b5\ud574 \uc54c\uace0\ub9ac\uc998\uc11c\ub860<\/h2>\n
\n \uc774\uc9c1\uacfc \uc2e0\uc785 \ucc44\uc6a9 \ubaa8\ub450\uc5d0 \uc788\uc5b4 \ud070 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc774\ubc88 \uac15\uc88c\uc5d0\uc11c\ub294 \uc120\ud0dd \uc815\ub82c(Selection Sort) \uc54c\uace0\ub9ac\uc998\uc744
\n \ucf54\ud2c0\ub9b0\uc73c\ub85c \uad6c\ud604\ud558\uace0, \uc774\uc5d0 \ub300\ud55c \ubb38\uc81c\ub97c \ud480\uc5b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n <\/p>\n<\/section>\n\uc120\ud0dd \uc815\ub82c\uc774\ub780?<\/h2>\n
\n \uc774\ud6c4 \ub0a8\uc740 \ub9ac\uc2a4\ud2b8\uc5d0\uc11c \uac00\uc7a5 \uc791\uc740 \uc694\uc18c\ub97c \ucc3e\uc544 \ub450 \ubc88\uc9f8 \uc704\uce58\uc640 \uad50\ud658\ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uacfc\uc815\uc740
\n \ub9ac\uc2a4\ud2b8\uac00 \uc815\ub82c\ub420 \ub54c\uae4c\uc9c0 \ubc18\ubcf5\ub429\ub2c8\ub2e4.\n <\/p>\n\uc120\ud0dd \uc815\ub82c\uc758 \ub3d9\uc791 \uc6d0\ub9ac<\/h3>\n
\n
\ubb38\uc81c \uc124\uba85<\/h2>\n
\n
\ubb38\uc81c \ud480\uc774 \uacfc\uc815<\/h2>\n
1\ub2e8\uacc4: \ubb38\uc81c \uc774\ud574<\/h3>\n
\n \uc785\ub825\uacfc \ucd9c\ub825\uc744 \uba85\ud655\ud788 \ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.\n <\/p>\n2\ub2e8\uacc4: \uc54c\uace0\ub9ac\uc998 \uc124\uacc4<\/h3>\n
fun selectionSort(arr: IntArray): IntArray {\n for (i in arr.indices) {\n \/\/ \ud604\uc7ac \uc778\ub371\uc2a4 i\ub97c \uac00\uc9c4 \uc6d0\uc18c\ub97c \uac00\uc7a5 \uc791\uc740 \uc6d0\uc18c\ub85c \uac00\uc815\n var minIndex = i\n\n \/\/ i \ub2e4\uc74c \uc778\ub371\uc2a4\ubd80\ud130 \ub05d\uae4c\uc9c0 \ubc18\ubcf5\ud558\uba74\uc11c \ucd5c\uc19f\uac12\uc744 \ucc3e\uc74c\n for (j in (i + 1) until arr.size) {\n if (arr[j] < arr[minIndex]) {\n minIndex = j\n }\n }\n\n \/\/ \uac00\uc7a5 \uc791\uc740 \uc6d0\uc18c\uc640 \ud604\uc7ac \uc778\ub371\uc2a4\uc758 \uc6d0\uc18c\ub97c \uad50\ud658\n if (minIndex != i) {\n val temp = arr[i]\n arr[i] = arr[minIndex]\n arr[minIndex] = temp\n }\n }\n return arr\n}\n<\/code><\/pre>\n3\ub2e8\uacc4: \ucf54\ub4dc \uad6c\ud604<\/h3>\n
fun main() {\n val array = intArrayOf(64, 25, 12, 22, 11)\n val sortedArray = selectionSort(array)\n\n println(\"\uc815\ub82c\ub41c \ubc30\uc5f4: ${sortedArray.joinToString(\", \") { it.toString() }}\")\n}\n<\/code><\/pre>\n4\ub2e8\uacc4: \ucf54\ub4dc \ud14c\uc2a4\ud2b8<\/h3>\n
\n \uacb0\uacfc\ub97c \ud655\uc778\ud569\ub2c8\ub2e4.\n <\/p>\nfun testSelectionSort() {\n val testCases = arrayOf(\n intArrayOf(64, 25, 12, 22, 11) to intArrayOf(11, 12, 22, 25, 64),\n intArrayOf(5, 4, 3, 2, 1) to intArrayOf(1, 2, 3, 4, 5),\n intArrayOf(1, 2, 3, 4, 5) to intArrayOf(1, 2, 3, 4, 5),\n intArrayOf(-1, -5, 3, 0) to intArrayOf(-5, -1, 0, 3)\n )\n\n for ((input, expected) in testCases) {\n val result = selectionSort(input)\n assert(result.contentEquals(expected)) {\n \"Test failed for input: ${input.joinToString(\", \")}. Expected: ${expected.joinToString(\", \")}, but got: ${result.joinToString(\", \")}}\"\n }\n }\n println(\"\ubaa8\ub4e0 \ud14c\uc2a4\ud2b8 \ud1b5\uacfc!\")\n}\n\nfun main() {\n testSelectionSort()\n}\n<\/code><\/pre>\n5\ub2e8\uacc4: \ucd5c\uc801\ud654 \ubc0f \ubcf5\uc7a1\ub3c4<\/h3>\n
\n \ube44\ud6a8\uc728\uc131\uc73c\ub85c \uc778\ud574 \ub300\ub7c9\uc758 \ub370\uc774\ud130\uc5d0\uc11c \uc131\ub2a5 \uc800\ud558\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uad6c\ud604\uc774 \uac04\ub2e8\ud558\uace0
\n \ub370\uc774\ud130 \uc591\uc774 \uc801\uc744 \ub54c\ub294 \ud6a8\uacfc\uc801\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n<\/section>\n\uacb0\ub860<\/h2>\n
\n \ubb38\uc81c\ub97c \ud478\ub294 \uacfc\uc815\uc744 \uc774\ud574\ud558\uace0, \uc2e4\uc81c \uc0ac\uc6a9 \uc608\uc2dc\ub97c \ud1b5\ud574 \uc54c\uace0\ub9ac\uc998\uc758 \ub3d9\uc791 \ubc29\uc2dd\uc744 \uc775\ud790 \uc218 \uc788\uc5c8\uc2b5\ub2c8\ub2e4.
\n \ub2e4\uc74c \uac15\uc88c\uc5d0\uc11c\ub294 \ub354 \ud6a8\uc728\uc801\uc778 \uc815\ub82c \uc54c\uace0\ub9ac\uc998\uc744 \ub2e4\ub8f0 \uc608\uc815\uc774\ub2c8 \uae30\ub300\ud574 \uc8fc\uc138\uc694.\n <\/p>\n<\/section>\n