| 1 | package com.adventofcode.day16 | |
| 2 | ||
| 3 | class TicketScanning(private val validRanges: Collection<ValidRanges>, val ticket: Ticket, private val nearbyTickets: Collection<Ticket>) { | |
| 4 | ||
| 5 | fun errorsInNearByTickets(): Collection<Int> { | |
| 6 |
1
1. errorsInNearByTickets : replaced return value with Collections.emptyList for com/adventofcode/day16/TicketScanning::errorsInNearByTickets → KILLED |
return nearbyTickets.map { it.findErrorsAccordingTo(validRanges) }.flatten() |
| 7 | } | |
| 8 | ||
| 9 | fun findPossibleFields(): Map<Int, Collection<Collection<String>>> { | |
| 10 | return nearbyTickets.mapIndexed { index, it -> | |
| 11 | val data = it.findValidAccordingTo(validRanges) | |
| 12 | data.map { it.key to it.value } | |
| 13 | }.flatten() | |
| 14 | .groupBy { it.first } | |
| 15 | .map { it.key to it.value.map { it.second } } | |
| 16 | .map { it.first to it.second }.toMap() | |
| 17 | ||
| 18 | } | |
| 19 | ||
| 20 | fun findWhichFieldIsWhich(): Map<Int, String> { | |
| 21 | ||
| 22 | val namedFields = (0 until ticket.fields.size).map { it to "" }.toMap().toMutableMap() | |
| 23 | ||
| 24 | var possibles= findPossibleFields() | |
| 25 |
1
1. findWhichFieldIsWhich : negated conditional → KILLED |
.map { it.key to it.value.filterNot { possibleFields -> possibleFields.isEmpty() } |
| 26 | .reduce { acc, collection -> acc.intersect(collection) } } | |
| 27 | .toMap() | |
| 28 | ||
| 29 |
2
1. findWhichFieldIsWhich : negated conditional → KILLED 2. findWhichFieldIsWhich : negated conditional → KILLED |
while (possibles.isNotEmpty() ) { |
| 30 |
1
1. findWhichFieldIsWhich : removed call to com/adventofcode/day16/TicketScanning::memorizeFoundFields → TIMED_OUT |
memorizeFoundFields(possibles, namedFields) |
| 31 | possibles = removeFoundFields(possibles) | |
| 32 | possibles = reducePossibilitiesAccordingToFoundFields(possibles, namedFields) | |
| 33 | } | |
| 34 | return namedFields | |
| 35 | } | |
| 36 | ||
| 37 | private fun reducePossibilitiesAccordingToFoundFields(possibles: Map<Int, Collection<String>>, namedFields: MutableMap<Int, String>) = | |
| 38 |
2
1. reducePossibilitiesAccordingToFoundFields : negated conditional → KILLED 2. reducePossibilitiesAccordingToFoundFields : replaced return value with null for com/adventofcode/day16/TicketScanning::reducePossibilitiesAccordingToFoundFields → KILLED |
possibles.map { it.key to it.value.filterNot { namedFields.values.contains(it) } }.toMap() |
| 39 | ||
| 40 | private fun removeFoundFields(possibles: Map<Int, Collection<String>>) = | |
| 41 |
4
1. removeFoundFields : changed conditional boundary → SURVIVED 2. removeFoundFields : negated conditional → TIMED_OUT 3. removeFoundFields : negated conditional → TIMED_OUT 4. removeFoundFields : replaced return value with null for com/adventofcode/day16/TicketScanning::removeFoundFields → KILLED |
possibles.filter { it.value.size > 1 } |
| 42 | ||
| 43 | private fun memorizeFoundFields(possibles: Map<Int, Collection<String>>, namedFields: MutableMap<Int, String>) { | |
| 44 |
2
1. memorizeFoundFields : negated conditional → KILLED 2. memorizeFoundFields : negated conditional → KILLED |
possibles.filter { it.value.size == 1 }.forEach { namedFields[it.key] = it.value.first() } |
| 45 | } | |
| 46 | ||
| 47 | fun multiplyDepartureFieldsTogether(): Long { | |
| 48 | return findWhichFieldIsWhich() | |
| 49 |
1
1. multiplyDepartureFieldsTogether : negated conditional → KILLED |
.filter { it.value.startsWith("departure") } |
| 50 | .map { ticket.fields[it.key].toLong() } | |
| 51 |
1
1. multiplyDepartureFieldsTogether : Replaced long multiplication with division → KILLED |
.reduce{a, b -> a*b} |
| 52 | ||
| 53 | } | |
| 54 | ||
| 55 | companion object { | |
| 56 | fun fromInput(input: List<String>): TicketScanning { | |
| 57 | ||
| 58 | ||
| 59 | val validRanges = mutableListOf<ValidRanges>() | |
| 60 | var ticket: Ticket? = null | |
| 61 | val nearbyTickets = mutableListOf<Ticket>() | |
| 62 | ||
| 63 | var typeOfLine = "validRanges" | |
| 64 |
2
1. fromInput : negated conditional → KILLED 2. fromInput : negated conditional → KILLED |
input.filterNot { it.isEmpty() }.forEachIndexed { index, data -> |
| 65 | if (data == "your ticket:") { | |
| 66 | typeOfLine = "ticket"; return@forEachIndexed | |
| 67 | } | |
| 68 | if (data == "nearby tickets:") { | |
| 69 | typeOfLine = "nearbyticket"; return@forEachIndexed | |
| 70 | } | |
| 71 | ||
| 72 | when (typeOfLine) { | |
| 73 | "validRanges" -> validRanges += extractValidRanges(data) | |
| 74 | "ticket" -> ticket = extractTicket(data) | |
| 75 | "nearbyticket" -> nearbyTickets.add(extractTicket(data)) | |
| 76 | } | |
| 77 | ||
| 78 | } | |
| 79 | ||
| 80 | return TicketScanning(validRanges, ticket!!, nearbyTickets) | |
| 81 | } | |
| 82 | ||
| 83 | private fun extractValidRanges(data: String): ValidRanges { | |
| 84 | val splitData = data.split(": ") | |
| 85 | val name = splitData[0] | |
| 86 | val bounds = splitData[1].split(" or ") | |
| 87 | val firstRAnge = bounds[0].split("-").map { it.toInt() } | |
| 88 | val secondRange = bounds[1].split("-").map { it.toInt() } | |
| 89 |
1
1. extractValidRanges : replaced return value with null for com/adventofcode/day16/TicketScanning$Companion::extractValidRanges → KILLED |
return ValidRanges(name = name, firstLowerBound = firstRAnge[0], firstHigherBound = firstRAnge[1], secondLowerBound = secondRange[0], secondHigherBound = secondRange[1]) as ValidRanges |
| 90 | } | |
| 91 | ||
| 92 |
1
1. extractTicket : replaced return value with null for com/adventofcode/day16/TicketScanning$Companion::extractTicket → KILLED |
private fun extractTicket(data: String): Ticket = Ticket(*data.split(",").map { it.toInt() }.toIntArray()) |
| 93 | } | |
| 94 | } | |
| 95 | ||
Mutations | ||
| 6 |
1.1 |
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| 25 |
1.1 |
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| 29 |
1.1 2.2 |
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| 30 |
1.1 |
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| 38 |
1.1 2.2 |
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| 41 |
1.1 2.2 3.3 4.4 |
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| 44 |
1.1 2.2 |
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| 49 |
1.1 |
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| 51 |
1.1 |
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| 64 |
1.1 2.2 |
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| 89 |
1.1 |
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| 92 |
1.1 |
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| 101 |
1.1 2.2 3.3 4.4 |
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| 104 |
1.1 2.2 3.3 4.4 |
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| 115 |
1.1 |
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| 149 |
1.1 |
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| 191 |
1.1 |
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| 194 |
1.1 |