\ub2f9\uc2e0\uc740 \ud2b9\uc815\ud55c \uce74\ub4dc\ub97c \uc815\ub82c\ud574\uc57c \ud569\ub2c8\ub2e4. \uac01 \uce74\ub4dc\ub294 \uc22b\uc790\uc640 \ubb38\uc790\ub97c \ud3ec\ud568\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc785\ub825\uc73c\ub85c \uc8fc\uc5b4\uc9c4 \uce74\ub4dc\ub4e4\uc744 \ub2e4\uc74c \uaddc\uce59\uc5d0 \ub530\ub77c \uc815\ub82c\ud558\uc138\uc694:<\/p>\n
\uc608\ub97c \ub4e4\uc5b4, \uc8fc\uc5b4\uc9c4 \uce74\ub4dc\uac00 [\"A\", \"3\", \"B\", \"1\", \"2\"]<\/code>\ub77c\uba74, \uacb0\uacfc\ub294 [\"A\", \"B\", \"1\", \"2\", \"3\"]<\/code>\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n\n\ud480\uc774 \uacfc\uc815<\/h2>\n1\ub2e8\uacc4: \ubb38\uc81c \uc774\ud574\ud558\uae30<\/h3>\n\uc774 \ubb38\uc81c\ub294 \uce74\ub4dc\ub97c \ubb38\uc790 \uce74\ub4dc\uc640 \uc22b\uc790 \uce74\ub4dc\ub85c \ubd84\ub9ac\ud558\uc5ec \uc815\ub82c\ud558\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4. \ubb38\uc81c\uc758 \uc694\uad6c\uc5d0 \ub530\ub77c \ud2b9\uc815\ud55c \uaddc\uce59\uc744 \uc801\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n2\ub2e8\uacc4: \uc790\ub8cc\uad6c\uc870 \uc120\ud0dd\ud558\uae30<\/h3>\nSwift\uc5d0\uc11c\ub294 \ubc30\uc5f4(Array)\uc744 \uc0ac\uc6a9\ud558\uc5ec \uce74\ub4dc\ub97c \uc800\uc7a5\ud558\uace0 \uc870\uc791\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc785\ub825\uc73c\ub85c \uc8fc\uc5b4\uc9c4 \ubc30\uc5f4\uc744 \uae30\ubc18\uc73c\ub85c \uc791\uc5c5\uc744 \uc9c4\ud589\ud569\ub2c8\ub2e4.<\/p>\n3\ub2e8\uacc4: \uc815\ub82c \uae30\uc900 \uc124\uc815\ud558\uae30<\/h3>\n\ubb38\uc790 \uce74\ub4dc\uc640 \uc22b\uc790 \uce74\ub4dc\ub97c \ubd84\ub9ac\ud55c \ub4a4, \uac01\uac01\uc5d0 \ub300\ud574 \uc815\ub82c\ud558\ub294 \ubc29\ubc95\uc744 \uc815\uc758\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ucd5c\uc885\uc801\uc778 \uacb0\uacfc\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n4\ub2e8\uacc4: Swift \ucf54\ub4dc \uc791\uc131<\/h3>\n\n \n import Foundation\n\n func sortCards(cards: [String]) -> [String] {\n var letters: [String] = []\n var numbers: [Int] = []\n\n \/\/ \uce74\ub4dc \ubd84\ub9ac\n for card in cards {\n if let number = Int(card) {\n numbers.append(number)\n } else {\n letters.append(card)\n }\n }\n\n \/\/ \uc815\ub82c\n letters.sort()\n numbers.sort()\n\n \/\/ \uacb0\uacfc \ud1b5\ud569\n let sortedNumbers = numbers.map { String($0) }\n return letters + sortedNumbers\n }\n\n \/\/ \uc608\uc2dc\n let cards = [\"A\", \"3\", \"B\", \"1\", \"2\"]\n let sortedCards = sortCards(cards: cards)\n print(sortedCards) \/\/ [\"A\", \"B\", \"1\", \"2\", \"3\"]\n <\/code>\n <\/pre>\n5\ub2e8\uacc4: \uc2dc\uac04 \ubcf5\uc7a1\ub3c4 \ubd84\uc11d<\/h3>\n\uc774 \uc54c\uace0\ub9ac\uc998\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(n log n)\uc785\ub2c8\ub2e4. \uc774\ub294 \ubb38\uc790\uc5f4 \uc815\ub82c\uacfc \uc22b\uc790 \uc815\ub82c \ubaa8\ub450 O(n log n)\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub97c \uac00\uc9c0\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uce74\ub4dc\uc758 \uac1c\uc218\ub97c n\uc774\ub77c\uace0 \ud588\uc744 \ub54c, \ucd5c\uc545\uc758 \uacbd\uc6b0 n\uac1c\uc758 \uce74\ub4dc\uac00 \uc8fc\uc5b4\uc9c8 \uc218 \uc788\uc73c\ubbc0\ub85c \ucda9\ubd84\ud55c \uc131\ub2a5\uc744 \ubcf4\uc77c \uac83\uc785\ub2c8\ub2e4.<\/p>\n6\ub2e8\uacc4: \uacb0\ub860<\/h3>\n\uc774 \ubb38\uc81c\ub97c \ud1b5\ud574 Swift\uc758 \uae30\ubcf8\uc801\uc778 \ubc30\uc5f4 \ucc98\ub9ac\uc640 \uc815\ub82c \uae30\ubc95\uc744 \uc775\ud790 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub354\ubd88\uc5b4, \ubb38\uc790\uc5f4\uacfc \uc22b\uc790\ub97c \uc88c\uc6b0\ub85c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\uc640 \uac19\uc740 \ubb38\uc81c\ub97c \uc790\uc8fc \uc5f0\uc2b5\ud558\uba74 \ucf54\ub529 \uc778\ud130\ubdf0\uc5d0\uc11c \ub3c4\uc6c0\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n\ucd94\uac00 \ud559\uc2b5 \uc790\ub8cc<\/h2>\n\nSwift Collection Types<\/a><\/li>\nSorting in Swift<\/a><\/li>\nUnderstanding Time Complexity<\/a><\/li>\n<\/ul>\n
[\"A\", \"3\", \"B\", \"1\", \"2\"]<\/code>\ub77c\uba74, \uacb0\uacfc\ub294 [\"A\", \"B\", \"1\", \"2\", \"3\"]<\/code>\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n\n\ud480\uc774 \uacfc\uc815<\/h2>\n1\ub2e8\uacc4: \ubb38\uc81c \uc774\ud574\ud558\uae30<\/h3>\n\uc774 \ubb38\uc81c\ub294 \uce74\ub4dc\ub97c \ubb38\uc790 \uce74\ub4dc\uc640 \uc22b\uc790 \uce74\ub4dc\ub85c \ubd84\ub9ac\ud558\uc5ec \uc815\ub82c\ud558\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4. \ubb38\uc81c\uc758 \uc694\uad6c\uc5d0 \ub530\ub77c \ud2b9\uc815\ud55c \uaddc\uce59\uc744 \uc801\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n2\ub2e8\uacc4: \uc790\ub8cc\uad6c\uc870 \uc120\ud0dd\ud558\uae30<\/h3>\nSwift\uc5d0\uc11c\ub294 \ubc30\uc5f4(Array)\uc744 \uc0ac\uc6a9\ud558\uc5ec \uce74\ub4dc\ub97c \uc800\uc7a5\ud558\uace0 \uc870\uc791\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc785\ub825\uc73c\ub85c \uc8fc\uc5b4\uc9c4 \ubc30\uc5f4\uc744 \uae30\ubc18\uc73c\ub85c \uc791\uc5c5\uc744 \uc9c4\ud589\ud569\ub2c8\ub2e4.<\/p>\n3\ub2e8\uacc4: \uc815\ub82c \uae30\uc900 \uc124\uc815\ud558\uae30<\/h3>\n\ubb38\uc790 \uce74\ub4dc\uc640 \uc22b\uc790 \uce74\ub4dc\ub97c \ubd84\ub9ac\ud55c \ub4a4, \uac01\uac01\uc5d0 \ub300\ud574 \uc815\ub82c\ud558\ub294 \ubc29\ubc95\uc744 \uc815\uc758\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ucd5c\uc885\uc801\uc778 \uacb0\uacfc\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n4\ub2e8\uacc4: Swift \ucf54\ub4dc \uc791\uc131<\/h3>\n\n \n import Foundation\n\n func sortCards(cards: [String]) -> [String] {\n var letters: [String] = []\n var numbers: [Int] = []\n\n \/\/ \uce74\ub4dc \ubd84\ub9ac\n for card in cards {\n if let number = Int(card) {\n numbers.append(number)\n } else {\n letters.append(card)\n }\n }\n\n \/\/ \uc815\ub82c\n letters.sort()\n numbers.sort()\n\n \/\/ \uacb0\uacfc \ud1b5\ud569\n let sortedNumbers = numbers.map { String($0) }\n return letters + sortedNumbers\n }\n\n \/\/ \uc608\uc2dc\n let cards = [\"A\", \"3\", \"B\", \"1\", \"2\"]\n let sortedCards = sortCards(cards: cards)\n print(sortedCards) \/\/ [\"A\", \"B\", \"1\", \"2\", \"3\"]\n <\/code>\n <\/pre>\n5\ub2e8\uacc4: \uc2dc\uac04 \ubcf5\uc7a1\ub3c4 \ubd84\uc11d<\/h3>\n\uc774 \uc54c\uace0\ub9ac\uc998\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(n log n)\uc785\ub2c8\ub2e4. \uc774\ub294 \ubb38\uc790\uc5f4 \uc815\ub82c\uacfc \uc22b\uc790 \uc815\ub82c \ubaa8\ub450 O(n log n)\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub97c \uac00\uc9c0\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uce74\ub4dc\uc758 \uac1c\uc218\ub97c n\uc774\ub77c\uace0 \ud588\uc744 \ub54c, \ucd5c\uc545\uc758 \uacbd\uc6b0 n\uac1c\uc758 \uce74\ub4dc\uac00 \uc8fc\uc5b4\uc9c8 \uc218 \uc788\uc73c\ubbc0\ub85c \ucda9\ubd84\ud55c \uc131\ub2a5\uc744 \ubcf4\uc77c \uac83\uc785\ub2c8\ub2e4.<\/p>\n6\ub2e8\uacc4: \uacb0\ub860<\/h3>\n\uc774 \ubb38\uc81c\ub97c \ud1b5\ud574 Swift\uc758 \uae30\ubcf8\uc801\uc778 \ubc30\uc5f4 \ucc98\ub9ac\uc640 \uc815\ub82c \uae30\ubc95\uc744 \uc775\ud790 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub354\ubd88\uc5b4, \ubb38\uc790\uc5f4\uacfc \uc22b\uc790\ub97c \uc88c\uc6b0\ub85c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\uc640 \uac19\uc740 \ubb38\uc81c\ub97c \uc790\uc8fc \uc5f0\uc2b5\ud558\uba74 \ucf54\ub529 \uc778\ud130\ubdf0\uc5d0\uc11c \ub3c4\uc6c0\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n\ucd94\uac00 \ud559\uc2b5 \uc790\ub8cc<\/h2>\n\nSwift Collection Types<\/a><\/li>\nSorting in Swift<\/a><\/li>\nUnderstanding Time Complexity<\/a><\/li>\n<\/ul>\n
[\"A\", \"B\", \"1\", \"2\", \"3\"]<\/code>\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n\n\ud480\uc774 \uacfc\uc815<\/h2>\n1\ub2e8\uacc4: \ubb38\uc81c \uc774\ud574\ud558\uae30<\/h3>\n\uc774 \ubb38\uc81c\ub294 \uce74\ub4dc\ub97c \ubb38\uc790 \uce74\ub4dc\uc640 \uc22b\uc790 \uce74\ub4dc\ub85c \ubd84\ub9ac\ud558\uc5ec \uc815\ub82c\ud558\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4. \ubb38\uc81c\uc758 \uc694\uad6c\uc5d0 \ub530\ub77c \ud2b9\uc815\ud55c \uaddc\uce59\uc744 \uc801\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n2\ub2e8\uacc4: \uc790\ub8cc\uad6c\uc870 \uc120\ud0dd\ud558\uae30<\/h3>\nSwift\uc5d0\uc11c\ub294 \ubc30\uc5f4(Array)\uc744 \uc0ac\uc6a9\ud558\uc5ec \uce74\ub4dc\ub97c \uc800\uc7a5\ud558\uace0 \uc870\uc791\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc785\ub825\uc73c\ub85c \uc8fc\uc5b4\uc9c4 \ubc30\uc5f4\uc744 \uae30\ubc18\uc73c\ub85c \uc791\uc5c5\uc744 \uc9c4\ud589\ud569\ub2c8\ub2e4.<\/p>\n3\ub2e8\uacc4: \uc815\ub82c \uae30\uc900 \uc124\uc815\ud558\uae30<\/h3>\n\ubb38\uc790 \uce74\ub4dc\uc640 \uc22b\uc790 \uce74\ub4dc\ub97c \ubd84\ub9ac\ud55c \ub4a4, \uac01\uac01\uc5d0 \ub300\ud574 \uc815\ub82c\ud558\ub294 \ubc29\ubc95\uc744 \uc815\uc758\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ucd5c\uc885\uc801\uc778 \uacb0\uacfc\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n4\ub2e8\uacc4: Swift \ucf54\ub4dc \uc791\uc131<\/h3>\n\n \n import Foundation\n\n func sortCards(cards: [String]) -> [String] {\n var letters: [String] = []\n var numbers: [Int] = []\n\n \/\/ \uce74\ub4dc \ubd84\ub9ac\n for card in cards {\n if let number = Int(card) {\n numbers.append(number)\n } else {\n letters.append(card)\n }\n }\n\n \/\/ \uc815\ub82c\n letters.sort()\n numbers.sort()\n\n \/\/ \uacb0\uacfc \ud1b5\ud569\n let sortedNumbers = numbers.map { String($0) }\n return letters + sortedNumbers\n }\n\n \/\/ \uc608\uc2dc\n let cards = [\"A\", \"3\", \"B\", \"1\", \"2\"]\n let sortedCards = sortCards(cards: cards)\n print(sortedCards) \/\/ [\"A\", \"B\", \"1\", \"2\", \"3\"]\n <\/code>\n <\/pre>\n5\ub2e8\uacc4: \uc2dc\uac04 \ubcf5\uc7a1\ub3c4 \ubd84\uc11d<\/h3>\n\uc774 \uc54c\uace0\ub9ac\uc998\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(n log n)\uc785\ub2c8\ub2e4. \uc774\ub294 \ubb38\uc790\uc5f4 \uc815\ub82c\uacfc \uc22b\uc790 \uc815\ub82c \ubaa8\ub450 O(n log n)\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub97c \uac00\uc9c0\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uce74\ub4dc\uc758 \uac1c\uc218\ub97c n\uc774\ub77c\uace0 \ud588\uc744 \ub54c, \ucd5c\uc545\uc758 \uacbd\uc6b0 n\uac1c\uc758 \uce74\ub4dc\uac00 \uc8fc\uc5b4\uc9c8 \uc218 \uc788\uc73c\ubbc0\ub85c \ucda9\ubd84\ud55c \uc131\ub2a5\uc744 \ubcf4\uc77c \uac83\uc785\ub2c8\ub2e4.<\/p>\n6\ub2e8\uacc4: \uacb0\ub860<\/h3>\n\uc774 \ubb38\uc81c\ub97c \ud1b5\ud574 Swift\uc758 \uae30\ubcf8\uc801\uc778 \ubc30\uc5f4 \ucc98\ub9ac\uc640 \uc815\ub82c \uae30\ubc95\uc744 \uc775\ud790 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub354\ubd88\uc5b4, \ubb38\uc790\uc5f4\uacfc \uc22b\uc790\ub97c \uc88c\uc6b0\ub85c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\uc640 \uac19\uc740 \ubb38\uc81c\ub97c \uc790\uc8fc \uc5f0\uc2b5\ud558\uba74 \ucf54\ub529 \uc778\ud130\ubdf0\uc5d0\uc11c \ub3c4\uc6c0\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n\ucd94\uac00 \ud559\uc2b5 \uc790\ub8cc<\/h2>\n\nSwift Collection Types<\/a><\/li>\nSorting in Swift<\/a><\/li>\nUnderstanding Time Complexity<\/a><\/li>\n<\/ul>\n
\uc774 \ubb38\uc81c\ub294 \uce74\ub4dc\ub97c \ubb38\uc790 \uce74\ub4dc\uc640 \uc22b\uc790 \uce74\ub4dc\ub85c \ubd84\ub9ac\ud558\uc5ec \uc815\ub82c\ud558\ub294 \uacfc\uc815\uc785\ub2c8\ub2e4. \ubb38\uc81c\uc758 \uc694\uad6c\uc5d0 \ub530\ub77c \ud2b9\uc815\ud55c \uaddc\uce59\uc744 \uc801\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n
Swift\uc5d0\uc11c\ub294 \ubc30\uc5f4(Array)\uc744 \uc0ac\uc6a9\ud558\uc5ec \uce74\ub4dc\ub97c \uc800\uc7a5\ud558\uace0 \uc870\uc791\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc785\ub825\uc73c\ub85c \uc8fc\uc5b4\uc9c4 \ubc30\uc5f4\uc744 \uae30\ubc18\uc73c\ub85c \uc791\uc5c5\uc744 \uc9c4\ud589\ud569\ub2c8\ub2e4.<\/p>\n
\ubb38\uc790 \uce74\ub4dc\uc640 \uc22b\uc790 \uce74\ub4dc\ub97c \ubd84\ub9ac\ud55c \ub4a4, \uac01\uac01\uc5d0 \ub300\ud574 \uc815\ub82c\ud558\ub294 \ubc29\ubc95\uc744 \uc815\uc758\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \ucd5c\uc885\uc801\uc778 \uacb0\uacfc\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
\n \n import Foundation\n\n func sortCards(cards: [String]) -> [String] {\n var letters: [String] = []\n var numbers: [Int] = []\n\n \/\/ \uce74\ub4dc \ubd84\ub9ac\n for card in cards {\n if let number = Int(card) {\n numbers.append(number)\n } else {\n letters.append(card)\n }\n }\n\n \/\/ \uc815\ub82c\n letters.sort()\n numbers.sort()\n\n \/\/ \uacb0\uacfc \ud1b5\ud569\n let sortedNumbers = numbers.map { String($0) }\n return letters + sortedNumbers\n }\n\n \/\/ \uc608\uc2dc\n let cards = [\"A\", \"3\", \"B\", \"1\", \"2\"]\n let sortedCards = sortCards(cards: cards)\n print(sortedCards) \/\/ [\"A\", \"B\", \"1\", \"2\", \"3\"]\n <\/code>\n <\/pre>\n5\ub2e8\uacc4: \uc2dc\uac04 \ubcf5\uc7a1\ub3c4 \ubd84\uc11d<\/h3>\n\uc774 \uc54c\uace0\ub9ac\uc998\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(n log n)\uc785\ub2c8\ub2e4. \uc774\ub294 \ubb38\uc790\uc5f4 \uc815\ub82c\uacfc \uc22b\uc790 \uc815\ub82c \ubaa8\ub450 O(n log n)\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub97c \uac00\uc9c0\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uce74\ub4dc\uc758 \uac1c\uc218\ub97c n\uc774\ub77c\uace0 \ud588\uc744 \ub54c, \ucd5c\uc545\uc758 \uacbd\uc6b0 n\uac1c\uc758 \uce74\ub4dc\uac00 \uc8fc\uc5b4\uc9c8 \uc218 \uc788\uc73c\ubbc0\ub85c \ucda9\ubd84\ud55c \uc131\ub2a5\uc744 \ubcf4\uc77c \uac83\uc785\ub2c8\ub2e4.<\/p>\n6\ub2e8\uacc4: \uacb0\ub860<\/h3>\n\uc774 \ubb38\uc81c\ub97c \ud1b5\ud574 Swift\uc758 \uae30\ubcf8\uc801\uc778 \ubc30\uc5f4 \ucc98\ub9ac\uc640 \uc815\ub82c \uae30\ubc95\uc744 \uc775\ud790 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub354\ubd88\uc5b4, \ubb38\uc790\uc5f4\uacfc \uc22b\uc790\ub97c \uc88c\uc6b0\ub85c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\uc640 \uac19\uc740 \ubb38\uc81c\ub97c \uc790\uc8fc \uc5f0\uc2b5\ud558\uba74 \ucf54\ub529 \uc778\ud130\ubdf0\uc5d0\uc11c \ub3c4\uc6c0\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n\ucd94\uac00 \ud559\uc2b5 \uc790\ub8cc<\/h2>\n\nSwift Collection Types<\/a><\/li>\nSorting in Swift<\/a><\/li>\nUnderstanding Time Complexity<\/a><\/li>\n<\/ul>\n
\n import Foundation\n\n func sortCards(cards: [String]) -> [String] {\n var letters: [String] = []\n var numbers: [Int] = []\n\n \/\/ \uce74\ub4dc \ubd84\ub9ac\n for card in cards {\n if let number = Int(card) {\n numbers.append(number)\n } else {\n letters.append(card)\n }\n }\n\n \/\/ \uc815\ub82c\n letters.sort()\n numbers.sort()\n\n \/\/ \uacb0\uacfc \ud1b5\ud569\n let sortedNumbers = numbers.map { String($0) }\n return letters + sortedNumbers\n }\n\n \/\/ \uc608\uc2dc\n let cards = [\"A\", \"3\", \"B\", \"1\", \"2\"]\n let sortedCards = sortCards(cards: cards)\n print(sortedCards) \/\/ [\"A\", \"B\", \"1\", \"2\", \"3\"]\n <\/code>\n <\/pre>\n5\ub2e8\uacc4: \uc2dc\uac04 \ubcf5\uc7a1\ub3c4 \ubd84\uc11d<\/h3>\n\uc774 \uc54c\uace0\ub9ac\uc998\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(n log n)\uc785\ub2c8\ub2e4. \uc774\ub294 \ubb38\uc790\uc5f4 \uc815\ub82c\uacfc \uc22b\uc790 \uc815\ub82c \ubaa8\ub450 O(n log n)\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub97c \uac00\uc9c0\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uce74\ub4dc\uc758 \uac1c\uc218\ub97c n\uc774\ub77c\uace0 \ud588\uc744 \ub54c, \ucd5c\uc545\uc758 \uacbd\uc6b0 n\uac1c\uc758 \uce74\ub4dc\uac00 \uc8fc\uc5b4\uc9c8 \uc218 \uc788\uc73c\ubbc0\ub85c \ucda9\ubd84\ud55c \uc131\ub2a5\uc744 \ubcf4\uc77c \uac83\uc785\ub2c8\ub2e4.<\/p>\n6\ub2e8\uacc4: \uacb0\ub860<\/h3>\n\uc774 \ubb38\uc81c\ub97c \ud1b5\ud574 Swift\uc758 \uae30\ubcf8\uc801\uc778 \ubc30\uc5f4 \ucc98\ub9ac\uc640 \uc815\ub82c \uae30\ubc95\uc744 \uc775\ud790 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub354\ubd88\uc5b4, \ubb38\uc790\uc5f4\uacfc \uc22b\uc790\ub97c \uc88c\uc6b0\ub85c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\uc640 \uac19\uc740 \ubb38\uc81c\ub97c \uc790\uc8fc \uc5f0\uc2b5\ud558\uba74 \ucf54\ub529 \uc778\ud130\ubdf0\uc5d0\uc11c \ub3c4\uc6c0\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n\ucd94\uac00 \ud559\uc2b5 \uc790\ub8cc<\/h2>\n\nSwift Collection Types<\/a><\/li>\nSorting in Swift<\/a><\/li>\nUnderstanding Time Complexity<\/a><\/li>\n<\/ul>\n
\uc774 \uc54c\uace0\ub9ac\uc998\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(n log n)\uc785\ub2c8\ub2e4. \uc774\ub294 \ubb38\uc790\uc5f4 \uc815\ub82c\uacfc \uc22b\uc790 \uc815\ub82c \ubaa8\ub450 O(n log n)\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub97c \uac00\uc9c0\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uce74\ub4dc\uc758 \uac1c\uc218\ub97c n\uc774\ub77c\uace0 \ud588\uc744 \ub54c, \ucd5c\uc545\uc758 \uacbd\uc6b0 n\uac1c\uc758 \uce74\ub4dc\uac00 \uc8fc\uc5b4\uc9c8 \uc218 \uc788\uc73c\ubbc0\ub85c \ucda9\ubd84\ud55c \uc131\ub2a5\uc744 \ubcf4\uc77c \uac83\uc785\ub2c8\ub2e4.<\/p>\n
\uc774 \ubb38\uc81c\ub97c \ud1b5\ud574 Swift\uc758 \uae30\ubcf8\uc801\uc778 \ubc30\uc5f4 \ucc98\ub9ac\uc640 \uc815\ub82c \uae30\ubc95\uc744 \uc775\ud790 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub354\ubd88\uc5b4, \ubb38\uc790\uc5f4\uacfc \uc22b\uc790\ub97c \uc88c\uc6b0\ub85c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc774\uc640 \uac19\uc740 \ubb38\uc81c\ub97c \uc790\uc8fc \uc5f0\uc2b5\ud558\uba74 \ucf54\ub529 \uc778\ud130\ubdf0\uc5d0\uc11c \ub3c4\uc6c0\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/div>\n