{"id":28196,"date":"2024-10-27T15:32:35","date_gmt":"2024-10-27T15:32:35","guid":{"rendered":"http:\/\/atmokpo.com\/w\/?p=28196"},"modified":"2024-11-26T07:06:43","modified_gmt":"2024-11-26T07:06:43","slug":"%ec%8a%a4%ec%9c%84%ed%94%84%ed%8a%b8-%ec%bd%94%eb%94%a9%ed%85%8c%ec%8a%a4%ed%8a%b8-%ea%b0%95%ec%a2%8c-%ec%84%a0%eb%b6%84%ec%9d%84-%ea%b7%b8%eb%a3%b9%ec%9c%bc%eb%a1%9c-%eb%82%98%eb%88%84%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/28196\/","title":{"rendered":"\uc2a4\uc704\ud504\ud2b8 \ucf54\ub529\ud14c\uc2a4\ud2b8 \uac15\uc88c, \uc120\ubd84\uc744 \uadf8\ub8f9\uc73c\ub85c \ub098\ub204\uae30"},"content":{"rendered":"

<\/p>\n

\uc774\ubc88 \uac15\uc88c\uc5d0\uc11c\ub294 \uc2a4\uc704\ud504\ud2b8 \uc5b8\uc5b4\ub85c \ucf54\ub529 \ud14c\uc2a4\ud2b8\ub97c \uc900\ube44\ud558\uae30 \uc704\ud55c \ubb38\uc81c \ud558\ub098\ub97c \ud574\uacb0\ud574\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc8fc\uc81c\ub294 \uc120\ubd84\uc744 \uadf8\ub8f9\uc73c\ub85c \ub098\ub204\ub294 \uac83\uc785\ub2c8\ub2e4. \ub2e4\uc74c\uacfc \uac19\uc740 \uc808\ucc28\ub97c \ud1b5\ud574 \ubb38\uc81c\ub97c \uc774\ud574\ud558\uace0 \ud574\uacb0 \ubc29\ubc95\uc744 \uc124\uba85\ud574\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

\ubb38\uc81c \uc124\uba85<\/h2>\n

\uc8fc\uc5b4\uc9c4 \uc120\ubd84\ub4e4\uc774 \uacb9\uce58\ub294 \uacbd\uc6b0\uac00 \uc788\uc744 \ub54c, \uc774 \uc120\ubd84\ub4e4\uc744 \ucd5c\uc18c \uba87 \uac1c\uc758 \uadf8\ub8f9\uc73c\ub85c \ub098\ub20c \uc218 \uc788\ub294\uc9c0\ub97c \uad6c\ud558\ub294 \ubb38\uc81c\uc785\ub2c8\ub2e4. \uc120\ubd84\uc740 \uc2dc\uc791\uacfc \ub05d\uc758 \uc88c\ud45c\ub85c \ud45c\ud604\ub418\uba70, \uc11c\ub85c \uacb9\uce58\ub294 \uc120\ubd84\ub4e4\uc740 \uac19\uc740 \uadf8\ub8f9\uc73c\ub85c \ubb36\uc5ec\uc57c \ud569\ub2c8\ub2e4. \uac01 \uc120\ubd84\uc740 [start, end]<\/strong> \ud615\ud0dc\ub85c \uc8fc\uc5b4\uc9d1\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uba74, [1, 3], [2, 5], [6, 8]\uacfc \uac19\uc774 \uc8fc\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc785\ub825 \ud615\uc2dd<\/h3>\n

\ubc30\uc5f4 \ud615\ud0dc\ub85c \uc5ec\ub7ec \uac1c\uc758 \uc120\ubd84\uc744 \uc785\ub825\ubc1b\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4:<\/p>\n

let segments = [[1, 3], [2, 5], [6, 8], [7, 9]]<\/pre>\n
\ucd9c\ub825 \ud615\uc2dd<\/h3>\n
\uc120\ubd84\uc744 \ub098\ub204\uae30 \uc704\ud55c \ucd5c\uc18c \uadf8\ub8f9 \uc22b\uc790\ub97c \ucd9c\ub825\ud569\ub2c8\ub2e4. \uc704\uc758 \uc608\uc2dc\uc5d0\uc11c\ub294 2\uac00 \ub429\ub2c8\ub2e4.([1, 3]\uacfc [2, 5]\ub294 \uacb9\uce58\uae30 \ub54c\ubb38\uc5d0 \uac19\uc740 \uadf8\ub8f9\uc5d0 \uc18d\ud558\uace0, [6, 8]\uacfc [7, 9]\ub294 \ub2e4\ub978 \uadf8\ub8f9\uc73c\ub85c \ub098\ub269\ub2c8\ub2e4.)<\/p>\n
\ubb38\uc81c \ud480\uc774<\/h2>\n
\ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 \uba3c\uc800 \uc120\ubd84\ub4e4\uc744 \uc815\ub82c\ud55c \ub2e4\uc74c, \uacb9\uce58\ub294 \uc120\ubd84\ub4e4\uc744 \uadf8\ub8f9\uc73c\ub85c \ubb36\ub294 \uacfc\uc815\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc774 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud55c \uc804\ub7b5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n
    \n
  1. \uc120\ubd84\ub4e4\uc744 \uc2dc\uc791 \uc9c0\uc810\uc73c\ub85c \uc624\ub984\ucc28\uc21c\uc73c\ub85c \uc815\ub82c\ud569\ub2c8\ub2e4.<\/li>\n
  2. \uc815\ub82c\ub41c \uc120\ubd84\uc744 \uc21c\ud68c\ud558\uba70, \ud604\uc7ac \uadf8\ub8f9\uc758 \ub9c8\uc9c0\ub9c9 \uc120\ubd84\uacfc \uacb9\uce58\ub294\uc9c0\ub97c \ud655\uc778\ud569\ub2c8\ub2e4.<\/li>\n
  3. \uacb9\uce58\ub294 \uacbd\uc6b0\uc5d0\ub294 \uac19\uc740 \uadf8\ub8f9\uc5d0 \ud3ec\ud568\uc2dc\ud0a4\uace0, \uadf8\ub807\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \uc0c8\ub85c\uc6b4 \uadf8\ub8f9\uc744 \ub9cc\ub4e4\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n
    \uad6c\ud604<\/h3>\n
    \uc774\uc81c \uc704\uc758 \uc804\ub7b5\uc5d0 \ub530\ub77c \uc2a4\uc704\ud504\ud2b8\ub85c \ucf54\ub4dc\ub97c \uc791\uc131\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4:<\/p>\n
    \nfunc countGroups(segments: [[Int]]) -> Int {\n    guard !segments.isEmpty else { return 0 }\n    \n    \/\/ 1. \uc120\ubd84 \uc815\ub82c\n    let sortedSegments = segments.sorted { $0[0] < $1[0] }\n    \n    var groups = 1\n    var lastEnd = sortedSegments[0][1]\n\n    \/\/ 2. \uc120\ubd84 \ud0d0\uc0c9\n    for i in 1..\n\n
    \ucf54\ub4dc \uc124\uba85<\/h2>\n
    \uc704 \ucf54\ub4dc\uc5d0\uc11c countGroups<\/strong> \ud568\uc218\ub294 \uc120\ubd84\uc758 \ubc30\uc5f4\uc744 \uc785\ub825\ubc1b\uc544 \ucd5c\uc18c \uadf8\ub8f9 \uc218\ub97c \ubc18\ud658\ud569\ub2c8\ub2e4. \uac01 \uacfc\uc815\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n
      \n    
    1. \ube48 \ubc30\uc5f4\uc77c \uacbd\uc6b0 \uadf8\ub8f9 \uc218\ub294 0\uc744 \ubc18\ud658\ud569\ub2c8\ub2e4.<\/li>\n    
    2. \uc785\ub825\ub41c \uc120\ubd84\uc744 \uc2dc\uc791 \uc9c0\uc810\uc5d0 \ub530\ub77c \uc815\ub82c\ud569\ub2c8\ub2e4.<\/li>\n    
    3. \uccab \ubc88\uc9f8 \uc120\ubd84\uc758 \ub05d\uc810\uc73c\ub85c \ucd08\uae30\uac12\uc744 \uc124\uc815\ud569\ub2c8\ub2e4. \uadf8\ub8f9 \uc218\ub294 1\ub85c \uc124\uc815\ud569\ub2c8\ub2e4.<\/li>\n    
    4. \ub098\uba38\uc9c0 \uc120\ubd84\ub4e4\uc744 \uc21c\ud68c\ud558\uba70, \ud604\uc7ac \uc120\ubd84\uc758 \uc2dc\uc791\uc810\uc774 \ub9c8\uc9c0\ub9c9 \uc120\ubd84\uc758 \ub05d\uc810\ubcf4\ub2e4 \uc791\uac70\ub098 \uac19\uc740\uc9c0 \ud655\uc778\ud558\uc5ec \uacb9\uce58\ub294\uc9c0 \uccb4\ud06c\ud569\ub2c8\ub2e4.<\/li>\n    
    5. \uacb9\uce58\uba74 \ub9c8\uc9c0\ub9c9 \uc120\ubd84\uc758 \ub05d\uc810\uc744 \uc5c5\ub370\uc774\ud2b8\ud558\uace0, \uacb9\uce58\uc9c0 \uc54a\uc73c\uba74 \uc0c8\ub85c\uc6b4 \uadf8\ub8f9\uc744 \uc2dc\uc791\ud558\uba70 \uadf8\ub8f9 \uc218\ub97c \uc99d\uac00\uc2dc\ud0b5\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n
      \uc2dc\uac04 \ubcf5\uc7a1\ub3c4 \ubd84\uc11d<\/h2>\n
      \uc774 \uc54c\uace0\ub9ac\uc998\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(n log n)\uc785\ub2c8\ub2e4. \uc120\ubd84\uc744 \uc815\ub82c\ud558\ub294 \ub370 O(n log n)\uc774 \uc18c\uc694\ub418\uba70, \uc120\ubd84\uc744 \ud55c \ubc88 \uc21c\ud68c\ud558\uc5ec \uadf8\ub8f9\uc744 \uacc4\uc0b0\ud558\ub294 \ub370 O(n)\uc774 \ucd94\uac00\ub85c \uc18c\uc694\ub429\ub2c8\ub2e4. \ub530\ub77c\uc11c \ucd5c\uc885 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(n log n)\uc785\ub2c8\ub2e4.<\/p>\n\n
      \ud575\uc2ec \ud3ec\uc778\ud2b8<\/h2>\n