Advent of Code 2015

Working through Advent of Code 2015

\n {dates.map((date) => (\n onDateSelect(date)}\n style={{\n ...styles.dateButton,\n backgroundColor: selectedDate === date ? \"#4CAF50\" : \"#f0f0f0\",\n color: selectedDate === date ? \"white\" : \"#333\",\n }}\n >\n {date}\n \n ))}\n

\n {selectedDate && (\n

\n Selected Day: {selectedDate}\n

\n )}\n

\n );\n}\n\ninterface VerifyAttemptedProps {\n isVerified: boolean;\n onVerificationChange: (isVerified: boolean) => void;\n}\n\nfunction VerifyAttempted({ isVerified, onVerificationChange }: VerifyAttemptedProps) {\n const [inputValue, setInputValue] = useState(\"\");\n\n const handleInputChange = (e: React.ChangeEvent) => {\n const value = e.target.value;\n setInputValue(value);\n const verified = value === \"ialreadyattemptedthisday\";\n onVerificationChange(verified);\n };\n\n return (\n

\n Please type \"ialreadyattemptedthisday\" to view my code and solution output\n

\n\n

\n \n Enter verification message:\n \n \n

\n\n {isVerified && (\n

\n ✓\n Verified!\n

\n )}\n

\n );\n}\n\ninterface ViewSolutionProps {\n selectedDay: number;\n}\n\nfunction ViewSolution({ selectedDay }: ViewSolutionProps) {\n const [solutionCode, setSolutionCode] = useState(\"\");\n const [loading, setLoading] = useState(true);\n\n // Load the solution code when component mounts or selectedDay changes\n useEffect(() => {\n const loadSolutionCode = async () => {\n try {\n setLoading(true);\n // Fetch the raw code from the solutions file\n const response = await fetch(\"https://esm.town/v/gueejla/adventofcode2015/solutions.ts\");\n if (!response.ok) {\n throw new Error(`Failed to fetch solutions: ${response.status}`);\n }\n const solutionsContent = await response.text();\n\n // Extract the specific day's function\n const functionName = `day${selectedDay}`;\n const functionRegex = new RegExp(`function ${functionName}\\\$input\\\$ {[\\\\s\\\\S]*?^}`, \"m\");\n const match = solutionsContent.match(functionRegex);\n\n if (match) {\n setSolutionCode(match[0]);\n } else {\n setSolutionCode(`// Solution for Day ${selectedDay} not found`);\n }\n } catch (error) {\n setSolutionCode(`// Error loading solution for Day ${selectedDay}: ${error.message}`);\n } finally {\n setLoading(false);\n }\n };\n\n loadSolutionCode();\n }, [selectedDay]);\n\n return (\n

Solution Code - Day {selectedDay}

\n {loading\n ?

Loading solution...

\n :

{solutionCode}

}\n

\n );\n}\n\nfunction App() {\n const [selectedDate, setSelectedDate] = useState(null);\n const [isVerified, setIsVerified] = useState(false);\n\n const handleDateSelect = (date: number) => {\n setSelectedDate(date);\n };\n\n const handleVerificationChange = (verified: boolean) => {\n setIsVerified(verified);\n };\n\n return (\n

\n \n {selectedDate && (\n \n )}\n {isVerified && selectedDate && }\n

\n \n view source\n \n

\n );\n}\n\nfunction client() {\n createRoot(document.getElementById(\"root\")).render();\n}\n\nif (typeof document !== \"undefined\") {\n client();\n}\n\nfunction server(req: Request): Promise {\n return new Response(\n `\n \n \n \n \n \n Advent of Code 2015\n \n \n

\n \n \n \n `,\n {\n headers: { \"Content-Type\": \"text/html\" },\n },\n );\n}\n\nconst styles = {\n container: {\n fontFamily: \"Arial, sans-serif\",\n maxWidth: \"500px\",\n margin: \"0 auto\",\n textAlign: \"center\" as const,\n },\n title: {\n color: \"#333\",\n marginBottom: \"2rem\",\n },\n inputContainer: {\n marginBottom: \"1rem\",\n },\n label: {\n display: \"block\",\n marginBottom: \"0.5rem\",\n fontSize: \"1.1rem\",\n color: \"#555\",\n },\n input: {\n padding: \"0.75rem\",\n fontSize: \"1rem\",\n border: \"2px solid #ddd\",\n borderRadius: \"4px\",\n width: \"100%\",\n maxWidth: \"300px\",\n outline: \"none\",\n },\n verifiedContainer: {\n display: \"flex\",\n alignItems: \"center\",\n justifyContent: \"center\",\n gap: \"0.5rem\",\n color: \"#4CAF50\",\n fontSize: \"1.2rem\",\n fontWeight: \"bold\",\n },\n checkmark: {\n fontSize: \"2rem\",\n },\n dateGridContainer: {\n padding: \"2rem\",\n fontFamily: \"Arial, sans-serif\",\n maxWidth: \"600px\",\n margin: \"0 auto\",\n textAlign: \"center\" as const,\n marginBottom: \"3rem\",\n },\n grid: {\n display: \"grid\",\n gridTemplateColumns: \"repeat(5, 1fr)\",\n gap: \"10px\",\n maxWidth: \"400px\",\n margin: \"0 auto\",\n marginBottom: \"1rem\",\n },\n dateButton: {\n padding: \"15px\",\n fontSize: \"1.2rem\",\n fontWeight: \"bold\",\n border: \"2px solid #ddd\",\n borderRadius: \"8px\",\n cursor: \"pointer\",\n transition: \"all 0.2s ease\",\n minHeight: \"60px\",\n display: \"flex\",\n alignItems: \"center\",\n justifyContent: \"center\",\n },\n selectedDateInfo: {\n marginTop: \"1rem\",\n padding: \"1rem\",\n backgroundColor: \"#f8f9fa\",\n borderRadius: \"8px\",\n fontSize: \"1.1rem\",\n },\n sourceLink: {\n textAlign: \"center\" as const,\n padding: \"2rem\",\n marginTop: \"2rem\",\n borderTop: \"1px solid #eee\",\n },\n link: {\n color: \"#666\",\n textDecoration: \"none\",\n fontSize: \"0.9rem\",\n fontFamily: \"Arial, sans-serif\",\n },\n solutionContainer: {\n padding: \"2rem\",\n fontFamily: \"Arial, sans-serif\",\n maxWidth: \"800px\",\n margin: \"0 auto\",\n textAlign: \"center\" as const,\n marginBottom: \"2rem\",\n },\n codeBlock: {\n backgroundColor: \"#f8f9fa\",\n border: \"1px solid #e9ecef\",\n borderRadius: \"8px\",\n padding: \"1.5rem\",\n textAlign: \"left\" as const,\n overflow: \"auto\",\n },\n code: {\n fontFamily: \"Monaco, Consolas, 'Courier New', monospace\",\n fontSize: \"0.9rem\",\n lineHeight: \"1.5\",\n margin: \"0\",\n color: \"#333\",\n },\n loading: {\n textAlign: \"center\" as const,\n color: \"#666\",\n fontStyle: \"italic\",\n padding: \"2rem\",\n },\n};\n\nexport default server;","gueejla-aoc-2015",[],[183],{"_103":193,"_95":194,"_155":195,"_157":-5,"_158":140,"_159":139,"_161":117,"_105":196,"_100":197,"_164":198,"_166":199,"_168":22,"_169":-5,"_170":200,"_98":201},"05c56e60-cedc-11f0-b6f9-42dde27851f2","solutions.ts","7123f03c-4bfb-11f0-86d6-76b3cceeab13",["D",1764610483333],93,"script","export function day1(input: string) {\n let currentFloor = 0;\n let currentChar = 0;\n let basementEnteredAt = -1;\n\n while (currentChar !== input.length) {\n if (input[currentChar] === \"(\") {\n currentFloor += 1;\n } else if (input[currentChar] === \")\") {\n currentFloor -= 1;\n }\n currentChar += 1;\n\n if (basementEnteredAt < 0 && currentFloor === -1) {\n basementEnteredAt = currentChar;\n }\n }\n\n console.log(`Santa ended up at floor ${currentFloor}`);\n console.log(`Santa entered el basemento at position ${basementEnteredAt}`);\n}\n\nexport function day2(input: string) {\n let sqFtPaper = 0;\n let ftRibbon = 0;\n\n const lines = input.split(\"\\n\");\n lines.forEach((line, index) => {\n // Get side lengths (l, w, h)\n const sides = line.split(\"x\").map((side) => Number(side)).sort((a, b) =>\n a - b\n );\n\n // Get areas (2 * l * w, 2 * l * h, 2 * w * h)\n const areas = [];\n for (let i = 0; i < sides.length; i++) {\n const nextIndex = (i + 1 === sides.length) ? 0 : i + 1;\n areas.push(sides[i] * sides[nextIndex]);\n }\n\n // Sort areas by size, multiply smallest side by 3, other two sides by 2\n const sortedAreas = areas.sort((a, b) => a - b);\n sortedAreas.forEach((area, index) => {\n if (index > 0) {\n sqFtPaper += 2 * area;\n } else {\n sqFtPaper += 3 * area;\n }\n });\n\n // Get shortest distance around sides\n const ribbonLength = 2 * sides[0] + 2 * sides[1];\n\n // Get volume of present\n const bowLength = sides[0] * sides[1] * sides[2];\n\n ftRibbon += ribbonLength + bowLength;\n });\n\n console.log(`Santa gon need ${sqFtPaper} square feet of papa`);\n console.log(`Santa gon need ${ftRibbon} feet of da ribbon`);\n}\n\nexport function day3(input: string) {\n // Part uno\n const visitedLocs = new Set([\"0,0\"]);\n let currentLoc = \"0,0\";\n\n // Check where santa be shmooving and store new location if its a new casa\n function updateAndCheckLoc(\n coordinateToUpdate: number,\n incrementOrDecrement: number,\n ) {\n const currentCoordinates = currentLoc.split(\",\");\n const newCoordinate = Number(currentCoordinates[coordinateToUpdate]) +\n incrementOrDecrement;\n if (coordinateToUpdate === 0) {\n currentLoc = `${newCoordinate.toString()},${currentCoordinates[1]}`;\n }\n if (coordinateToUpdate === 1) {\n currentLoc = `${currentCoordinates[0]},${newCoordinate.toString()}`;\n }\n if (!visitedLocs.has(currentLoc)) {\n visitedLocs.add(currentLoc);\n }\n }\n\n // Go through all da places and update santa's locale accordingly\n for (let i = 0; i < input.length; i++) {\n switch (input[i]) {\n case \"^\":\n updateAndCheckLoc(1, 1);\n break;\n case \"v\":\n updateAndCheckLoc(1, -1);\n break;\n case \">\":\n updateAndCheckLoc(0, 1);\n break;\n case \"<\":\n updateAndCheckLoc(0, -1);\n break;\n }\n }\n\n console.log(`Santa visited THIS MANY HOUSES WOAHHH: ${visitedLocs.size}`);\n\n // Part dos\n const visitedLocsDups = new Set([\"0,0\"]);\n // support for any number of Santa clones\n const numbaSantas = 2;\n const currentLocNthSanta = Array(numbaSantas).fill(\"0,0\");\n\n // Check where santa be shmooving and store new location if its a new casa with added logic for mr roboto santa\n function updateAndCheckLocDups(\n coordinateToUpdate: number,\n incrementOrDecrement: number,\n whichSanta: number,\n ) {\n const currentCoordinates = currentLocNthSanta[whichSanta].split(\",\");\n const newCoordinate = Number(currentCoordinates[coordinateToUpdate]) +\n incrementOrDecrement;\n if (coordinateToUpdate === 0) {\n currentLocNthSanta[whichSanta] = `${newCoordinate.toString()},${\n currentCoordinates[1]\n }`;\n }\n if (coordinateToUpdate === 1) {\n currentLocNthSanta[whichSanta] = `${\n currentCoordinates[0]\n },${newCoordinate.toString()}`;\n }\n if (!visitedLocsDups.has(currentLocNthSanta[whichSanta])) {\n visitedLocsDups.add(currentLocNthSanta[whichSanta]);\n }\n }\n\n // Go through all da places and update santa's locale accordingly with roboto santato\n let whichSanta = 0;\n for (let i = 0; i < input.length; i++) {\n switch (input[i]) {\n case \"^\":\n updateAndCheckLocDups(1, 1, whichSanta);\n break;\n case \"v\":\n updateAndCheckLocDups(1, -1, whichSanta);\n break;\n case \">\":\n updateAndCheckLocDups(0, 1, whichSanta);\n break;\n case \"<\":\n updateAndCheckLocDups(0, -1, whichSanta);\n break;\n }\n whichSanta = (whichSanta + 1 === numbaSantas) ? 0 : whichSanta + 1;\n }\n\n console.log(\n `Santa with help of Mr Roboto visited THIS MANY HOUSES WOAHHH: ${visitedLocsDups.size}`,\n );\n}\n\nexport function day4(input: string) {\n console.log(input);\n}\n\nasync function getAnswer() {\n // Import the readFile utility from Val Town's standard library\n const { readFile } = await import(\"https://esm.town/v/std/utils/index.ts\");\n const inputContent = await readFile(\"/input.txt\", import.meta.url);\n\n // Change to run desired day's code\n await day4(inputContent);\n}\n\ngetAnswer();",[],[194],"files",[152,173,181,192],"counts",{"_206":32,"_207":208,"_209":32,"_210":211},"pulls","branches",3,"forks","envVars",{"_212":32,"_213":32},"count","emptyCount","contents",[],{"_103":174,"_95":99,"_155":175,"_157":-5,"_158":140,"_159":176,"_161":117,"_105":217,"_100":178,"_164":165,"_166":72,"_168":22,"_169":-5,"_98":218},["D",1751422079862],[99],"upstreamProject","upstreamBranch","emptyEnvVars","isNew","flags",[],"routes/_app.x.$handle.$name.branch.$branch.history_.$",{"_93":94,"_95":96,"_97":43,"_98":99,"_101":227,"_165":232,"_235":236,"_280":281,"_292":-7,"_293":32,"_294":22},{"_103":104,"_95":96,"_105":228,"_107":-5,"_108":22,"_109":110,"_111":-5,"_112":-5,"_14":113,"_114":115,"_116":117,"_118":-5,"_119":-5,"_120":32,"_16":121,"_122":123,"_124":123,"_125":126,"_127":126,"_128":126,"_129":123,"_130":123,"_23":229,"_134":230,"_137":231,"_149":22},["D",1746206062467],{"_93":94,"_132":133},{"_93":94,"_136":133,"_14":113},{"_100":139,"_95":43,"_103":140,"_141":104,"_142":-5,"_143":-5,"_144":-5,"_145":-5,"_146":-5,"_147":96,"_148":94},{"_103":174,"_95":99,"_155":175,"_157":-5,"_158":140,"_159":176,"_161":117,"_105":233,"_100":178,"_164":165,"_166":72,"_168":22,"_169":-5,"_98":234},["D",1751422079862],[99],"history",[237,239,245,250,256,262,266,271,275],{"_103":174,"_158":140,"_155":175,"_95":99,"_166":72,"_164":165,"_100":178,"_157":-5,"_105":238,"_159":176,"_169":-5},["D",1751422079862],{"_103":240,"_158":140,"_155":175,"_95":99,"_166":241,"_164":165,"_100":242,"_157":-5,"_105":243,"_159":244,"_169":-5},"93b95cee-56e2-11f0-a133-f69ea79377d9",">^^v^<>v<<>v^^^^^><^<<^vv>>>^<<^>><>>><>v<><>^^<^^^<><>>vv>vv>v<<^>v<>^>vv>><>^v<<<v^>>>vv>v^^^<^^<>>v<^^v<>^<<>^>><^<>>><><>v<<<><><>v><<>^^^^v>>^>^^^v^^^^^v<><^v><<><^v^>v<<>^<>^^v^<>vv>^^<^<>^v<><^><><><<<<>^vv^>^vvvvv><><^v<<^<^^v^<>^>^^^v^>v<><^vv<<^<>v<>^^>^^>v^>^<<<v><^v>^>>v>>>>^v^^>v^>^vv^>vv^^v<<^<^^<>v>vv^v>><>>>v^>^>^^v<>^^vv>v^<v<<>^vvvv><<^<>>^v^>>^v<^<>>v^<>>v<>>v^^^><^>>vvvv>^v<^><<>>^<>^>vv>>^^>v^^^><^<<^^v>v<^<<>v>^^vvv^v^>v^<>^^<>v^v>v>vvv>^^v<>v>>^<>><>v>v^<^v<>>^>><>^vvv^>>vvv<>v>v>^>>v<<>^<>^<>>>^v<<<^<^v>vv^>><<>^v^^^v<>^^vv><>><>>^>v^v<>>^<<^v>^^^<>^v^><>v<vv^>vv<<>>><<^v^<>v>>^^<>^><<^>vv>>^<>>v><^>>^^<>>^<^v><>vv^^^v>vvv>^><<>^^>^<vvv<^<<>^>^vvvv>v>vv^<>>^vv<^^^vv><^vv<<^>^^>v^<>^v<<>v^>^>v<<^vvv<<^^>^<<<<>vv>>^<>^>>>v^^>>vv>^^v<<>>>^^v><<^^><><^<>>><^<><><^<>v>v^<><^^v^>^>^vv^>^^<vv<^vvv<>>^^<^>v^>^>^>>v<<<><^v<<><^v<^^vv>vvvvv<<>^v^v>vv>>>vvv^^<^<^<><>v><^v><^<<<>><<^>v<>^>^v>>^<>v^<^>><<>^^>^^^>^^>>><>^v^v><<<vv>v<>v^v><>>>v^<><^vvv>vv^<^<<^<^^v>^>>>v<^<^v^^<^<^>>>vv>^<<><>^>>v>^<<>><^<>v<>vv^^>^>vvv^v<<^<^^^vvv<^^v^vv^>>v<^>^^v<^<^vv>v<vv>^>vvv>>>^^>v<>^v>v^<^>>v>^^v>>>>v^v<^>v>^v<^^<^<>>^<>v<^v<>><^>vv>^^>>vv^<>>^vv<>vv<><<>>v>vv^><>>^^v^>>v^v^><<<>>^^<^v<<^<>>>>^<^>v^><<^>v<^v<^>>^^<<<<><^<^v^v<>>^v<^<<^^vv>^>>^>^vv^>^v<>>^v^^><>v>vv><^>>vvvvv^v^^<^<>v^^^^<><<>>>^v><^>^><^><<^vv<>>v^<v><>^>>v^<^^><>>><^>>>^^<^>vvvv<>^<<>^>>v<^v>^>v>>>vv>v>>v^^^<^^>^v>^>vv>vvv<>v<^>v>^^>>^v^^^^^v^vv><^<><>^>vv<^>>^vvvv^^^>^^v<<^><^^>^<>^^>^<>>^><<^^>v^v>>^>vvvv>^^v>>vv><<v>^^^v^vvv<^><<^>^<>^><<<<^<>v^>^>><>v^v<^vv^^>vv<vv^vvv<<<<>^vv<^^<>^vv^^>^>^v^vv^>>v^vv^^<v^v^^^^v<^<^>v>^>v>^vv^v^^^<^^^<^^<>^<>>>^<>>^^>v^^v^<<^v><^v>v<^><^>vv^^>v>^<><^^^>vv<<<<<^<>^v^v>^vv^<>v>v<^>vv<<^vv>vv<>>v>>><^<<><^^>^<^>>^>^^<^v>^vv><v<<>>^>v>>v>>v<^<<^<^>>>v>^^^v><^>^^>>v<<>^v>vvv^vv<<<>vvv<<>^>>>v^<^>v^^v<^^v<>>^^>^v^>v<<<<^<>v^><<>>><v>><>>^<<<^<^^>v<>>v<>vv<<^<<><<^>v^^^vv^>vvvv>>v>v^><vv^<<><^>>>^<<<^<^<^>v<>>v>>vv^^><<<<^^^v>><<^>>v<><><<>^><^><^v<>v^>>>v<^><^<>^v><^><^^^><^^v^<<><>>^>v^<^v^vv<><^>vv^>v^vvv^<>>^><^<^<>^<<>^v>^>>^v^vv>>^v<<>^><^>>>v<<^^v>>><><><v^^vv>vv^<^v<>^v>>v^v>v<^^vv><>^v<<>v^<>v^>>v>vvv<^><><^^>^vv^>>v^>^<^^<><>><<>^^^><^v^v><<<><<^v^vv>v>><^>>>v<>v^^>>v<<>v>v<>v^^<>>v<^vv<>^<<>v>vv^^<>>^^^<>^^>^v>v>>>^v^v>^^v^v<^<^^><^<>><<>^>>^>^^><>v<><>><<<>>>>vv>>>^>>^v<^>v^^^v<><<<^<<<>>>>>^>vv<^v^<>^^v>vvv<>>>^v^^^v<<<<>>^^^<>v<^<<<>><>>v<^<>^><><^^^>^^<^^v^>><<^vv>^v>>^v>^^>^v>^vvv<>v^v^^<>vv^>>><>v<^><<<>^v>^v<<<^>^>^>v^v<<>^>>>>>v^>vv<<^v^v<<><^v>>vv<>>>>^vv>v^<>vv>v^vvv<><<^<^^^vv^<>^^^^<^><^<>v^>^>>vvv<<>><^vvv^<<^^<<>>>^<>>>v^^><>><<>>>>>>><>>>v<>>v^<>vv<><^^^^v^<<^<<^^>v<^vvv^v>>v>^>>v>^^><v<>vv<^v^vv><>v^>>v<^^^>^><^><>v>>>vvv>^v^<^^^^^v><>v><>v^v^vvvvv<>vv<<^<^>^^v^<<>^<^><<>v^<<^<>v<<^v>>^v<>^>>^^><>v^<^^>^<<<<>vv>^v^v<^^^><>^^<>>v^v<<^^^^v^<><^^<^^^<^v>^>^vv><<<^vvv>v<>v^vv^>>>v^v<>^v<<>^vv>v>v>v^<^>v^^<^>^^^^vv>^^><^>vv^>>^^v>><<<<^><>v<>^^^><<^>v^>^^<^>>><>>>>>^>^><>v>v^v^^><<>vv^v>v^<^<>^^<^>v>^<><<^<^<^>^>^>^^v^<<^^v^^<^<>><^>v>>^^<>^^^<<<^v<^vv>^<<<vv>>>v><>>><>>v<<<>^v>v<^>><^><>^v^>^v>^v<<><<^<>>v>^><>^>><>><^<^^>^v^^<>v^^^^<^v><>^^<<<><<<<<^^>v^vvvv>v<>>vv<^>^v^>v<^vv^v<<><v^v>^^><><^v><>>><<>^vv<>v>>v<^v>>>vv>v>^vv<<>^^vvvv<>^<^<<>^>><^v>vv^^v<<^^><<>v^^<><>^>^>^>v<^^v^^>v<>vvv<^v<<<^^><^<v<>^>v><>^^<^^^>^v<<><<><>vv>v^<>v^><><v<>v>^<<<>vv>>vvv>^^vv^v^^<^^<>v^^<>v>>^^>^>^>v>><^>><>>^<<>><^>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gueejla

adventofcode2015

History for input.txt