\n \uc774 \uac15\uc88c\ub294 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub529 \ud14c\uc2a4\ud2b8\uc5d0\uc11c \uc790\uc8fc \ucd9c\uc81c\ub418\ub294 \ubb38\uc81c \uc911 \ud558\ub098\uc778 “\uc120\ubd84\uc744 \uadf8\ub8f9\uc73c\ub85c \ub098\ub204\uae30”\uc5d0 \ub300\ud574 \ub2e4\ub8e8\uace0\uc790 \ud569\ub2c8\ub2e4.
\n \ubcf8 \ubb38\uc81c\ub294 \uc8fc\uc5b4\uc9c4 \uc120\ubd84\ub4e4\uc774 \uc11c\ub85c \uacb9\uce58\ub294 \uacbd\uc6b0\ub97c \ucc3e\uc544\uc11c \uc774\ub97c \uadf8\ub8f9\uc73c\ub85c \ub098\ub204\ub294 \uacfc\uc815\uc744 \ud14c\uc2a4\ud2b8\ud569\ub2c8\ub2e4.
\n \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \ub2e4\uc591\ud55c \uc0c1\ud669\uacfc \uace0\ub824\ud574\uc57c \ud560 \uc0ac\ud56d\ub4e4\uc744 \uc0c1\uc138\ud788 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n<\/p>\n
\n\ubb38\uc81c:<\/strong> \uc8fc\uc5b4\uc9c4 \uc120\ubd84\uc758 \ubc30\uc5f4\uc774 \uc788\uc744 \ub54c, \uc11c\ub85c \uacb9\uce58\ub294 \uc120\ubd84\ub4e4\uc744 \uadf8\ub8f9\uc73c\ub85c \ubb36\uc5b4 \uadf8\ub8f9\uc758 \uc218\ub97c \ubc18\ud658\ud558\uc2dc\uc624.\n<\/p>\n \n \uc608\ub97c \ub4e4\uc5b4, \ub2e4\uc74c\uacfc \uac19\uc740 \uc120\ubd84\uc774 \uc8fc\uc5b4\uc9c4\ub2e4\uace0 \uac00\uc815\ud569\uc2dc\ub2e4:\n<\/p>\n \n \uc774 \ubc30\uc5f4\uc5d0\ub294 \ub450 \uadf8\ub8f9\uc774 \uc874\uc7ac\ud569\ub2c8\ub2e4:<\/p>\n \uc774 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 \ub2e4\uc74c\uacfc \uac19\uc740 \uc811\uadfc \ubc29\uc2dd\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n \n \uc120\ubd84\uc744 \uc2dc\uc791\uc810 \uae30\uc900\uc73c\ub85c \uc815\ub82c\ud569\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \uc120\ubd84\ub4e4\uc774 \uacb9\uce58\ub294 \uacbd\uc6b0\ub97c \uc27d\uac8c \ud310\ub2e8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n<\/p>\n \n \uc815\ub82c\ub41c \uc120\ubd84\uc744 \uc21c\ud68c\ud558\uba74\uc11c \ud604\uc7ac \uc120\ubd84\uc774 \uc774\uc804 \uc120\ubd84\uacfc \uacb9\uce58\ub294\uc9c0\ub97c \ud655\uc778\ud569\ub2c8\ub2e4. \n \uc704\uc758 \ub85c\uc9c1\uc744 \ubc14\ud0d5\uc73c\ub85c \uc791\uc131\ud55c \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucf54\ub4dc\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.\n<\/p>\n \n \uc704 \ucf54\ub4dc\uc5d0\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uacfc\uc815\uc744 \ud1b5\ud574 \uc120\ubd84\uc744 \uadf8\ub8f9\uc73c\ub85c \ub098\ub204\uc5c8\uc2b5\ub2c8\ub2e4:\n<\/p>\n \n \uc774 \uc54c\uace0\ub9ac\uc998\uc758 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 \uc8fc\ub85c \uc815\ub82c\uc744 \uc218\ud589\ud558\ub294 \ubd80\ubd84\uc5d0\uc11c \uacb0\uc815\ub429\ub2c8\ub2e4. \uc815\ub82c\uc740 O(n log n)\uc774\uace0, \uc120\ubd84\uc744 \uc21c\ud68c\ud558\uba74\uc11c \uadf8\ub8f9\uc744 \ub098\ub204\ub294 \uacfc\uc815\uc740 O(n)\uc785\ub2c8\ub2e4. \n \uacf5\uac04 \ubcf5\uc7a1\ub3c4\ub294 \ucd5c\uc545\uc758 \uacbd\uc6b0 \ubaa8\ub4e0 \uc120\ubd84\uc774 \uacb9\uce58\uc9c0 \uc54a\uc744 \ub54c O(n)\uc785\ub2c8\ub2e4.\n<\/p>\n \n \uc774\ubc88 \uac15\uc88c\uc5d0\uc11c\ub294 “\uc120\ubd84\uc744 \uadf8\ub8f9\uc73c\ub85c \ub098\ub204\uae30”\ub77c\ub294 \ubb38\uc81c\ub97c \ud1b5\ud574 \uc120\ubd84\uc774 \uacb9\uce58\ub294 \uacbd\uc6b0\ub97c \ud310\ub2e8\ud558\uace0 \uadf8\ub8f9\ud654\ud558\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uc558\uc2b5\ub2c8\ub2e4. \n \uc774\ub7ec\ud55c \uc54c\uace0\ub9ac\uc998 \ubb38\uc81c\ub294 \uc2e4\uc81c \ucf54\ub529 \ud14c\uc2a4\ud2b8\uc5d0\uc11c \uc790\uc8fc \ucd9c\uc81c\ub418\ubbc0\ub85c, \uc704\uc640 \uac19\uc740 \uc811\uadfc \ubc29\uc2dd\uc744 \uc5f0\uc2b5\ud558\uace0, \ub2e4\uc591\ud55c \ubcc0\ud615 \ubb38\uc81c\ub97c \ud480\uc5b4\ubcf4\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. <\/body><\/p>\n","protected":false},"excerpt":{"rendered":"\n\uc120\ubd84: [[1, 3], [2, 4], [5, 6], [7, 10], [9, 11]]\n<\/code><\/pre>\n\n
\ubb38\uc81c \uc811\uadfc \ubc29\ubc95<\/h2>\n
\n
1\ub2e8\uacc4: \uc120\ubd84 \uc815\ub82c<\/h3>\n
2\ub2e8\uacc4: \uadf8\ub8f9\ud654 \ub85c\uc9c1 \uad6c\ud604<\/h3>\n
\n \uacb9\uce58\uc9c0 \uc54a\ub294 \uacbd\uc6b0 \uc0c8 \uadf8\ub8f9\uc744 \uc2dc\uc791\ud558\uace0, \uacb9\uce58\ub294 \uacbd\uc6b0 \ud574\ub2f9 \uadf8\ub8f9\uc5d0 \ucd94\uac00\ud569\ub2c8\ub2e4.\n<\/p>\n\uc608\uc81c \ucf54\ub4dc<\/h2>\n
\nfunction groupLines(lines) {\n \/\/ 1. \uc120\ubd84\uc744 \uc2dc\uc791\uc810 \uae30\uc900\uc73c\ub85c \uc815\ub82c\n lines.sort((a, b) => a[0] - b[0]);\n\n let groups = [];\n let currentGroup = [];\n\n for (let i = 0; i < lines.length; i++) {\n const line = lines[i];\n\n if (currentGroup.length === 0) {\n currentGroup.push(line);\n } else {\n \/\/ \ud604\uc7ac \uc120\ubd84\uc758 \uc2dc\uc791\uc810\uc774 \uc774\uc804 \uc120\ubd84\uc758 \ub05d\uc810\ubcf4\ub2e4 \uc791\uac70\ub098 \uac19\uc73c\uba74 \uacb9\uce5c\ub2e4.\n if (line[0] <= currentGroup[currentGroup.length - 1][1]) {\n currentGroup.push(line);\n } else {\n \/\/ \uacb9\uce58\uc9c0 \uc54a\uc73c\uba74 \uadf8\ub8f9\uc744 \uc800\uc7a5\ud558\uace0 \uc0c8 \uadf8\ub8f9 \uc2dc\uc791\n groups.push(currentGroup);\n currentGroup = [line];\n }\n }\n }\n\n \/\/ \ub9c8\uc9c0\ub9c9 \uadf8\ub8f9\uc744 \ucd94\uac00\n if (currentGroup.length > 0) {\n groups.push(currentGroup);\n }\n\n return groups.length;\n}\n\n\/\/ \uc608\uc81c \uc785\ub825\nconst lines = [[1, 3], [2, 4], [5, 6], [7, 10], [9, 11]];\nconsole.log(groupLines(lines)); \/\/ \ucd9c\ub825: 2\n<\/code><\/pre>\n\ucf54\ub4dc \uc124\uba85<\/h2>\n
\n
\ubcf5\uc7a1\ub3c4 \ubd84\uc11d<\/h2>\n
\n \ub530\ub77c\uc11c \uc804\uccb4 \uc2dc\uac04 \ubcf5\uc7a1\ub3c4\ub294 O(n log n)\uc785\ub2c8\ub2e4.\n<\/p>\n\uc815\ub9ac<\/h2>\n
\n \uc815\ub82c\uacfc \ud0d0\uc0c9\uc774\ub77c\ub294 \uae30\ubcf8\uc801\uc778 \uc54c\uace0\ub9ac\uc998 \uae30\ubc95\uc744 \uc774\uc6a9\ud558\uc5ec \ubb38\uc81c\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \ud574\uacb0\ud558\ub294 \uacfc\uc815\uc744 \uc0b4\ud3b4\ubcf4\uc558\uc2b5\ub2c8\ub2e4.\n<\/p>\n
\n \ub2e4\uc74c \uac15\uc88c\uc5d0\uc11c\ub3c4 \uc720\uc6a9\ud55c \ucf54\ub529 \ud14c\uc2a4\ud2b8 \ubb38\uc81c\ub97c \ub2e4\ub8f0 \uc608\uc815\uc774\ub2c8 \ub9ce\uc740 \uae30\ub300 \ubc14\ub78d\ub2c8\ub2e4!\n<\/p>\n