Day22
This commit is contained in:
parent
e49ef85eba
commit
5dd123ea97
|
@ -11,8 +11,11 @@
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|||
</component>
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<list default="true" id="400bdf61-8921-41d3-8f98-a0a1b0877f46" name="Default Changelist" comment="">
|
||||
<change afterPath="$PROJECT_DIR$/day22/day22.go" afterDir="false" />
|
||||
<change afterPath="$PROJECT_DIR$/day22/day22Test.txt" afterDir="false" />
|
||||
<change afterPath="$PROJECT_DIR$/day22/day22Test2.txt" afterDir="false" />
|
||||
<change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
|
||||
<change beforePath="$PROJECT_DIR$/day20/day20.go" beforeDir="false" afterPath="$PROJECT_DIR$/day20/day20.go" afterDir="false" />
|
||||
<change beforePath="$PROJECT_DIR$/helper/helper.go" beforeDir="false" afterPath="$PROJECT_DIR$/helper/helper.go" afterDir="false" />
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</list>
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||||
<option name="SHOW_DIALOG" value="false" />
|
||||
<option name="HIGHLIGHT_CONFLICTS" value="true" />
|
||||
|
@ -53,7 +56,7 @@
|
|||
<recent name="C:\Users\karls\go\src\AoC2020" />
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||||
</key>
|
||||
</component>
|
||||
<component name="RunManager" selected="Go Build.go build day20.go">
|
||||
<component name="RunManager" selected="Go Build.go build day22.go">
|
||||
<configuration name="go build day10.go" type="GoApplicationRunConfiguration" factoryName="Go Application" nameIsGenerated="true">
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||||
<module name="AoC2020" />
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||||
<working_directory value="$PROJECT_DIR$/day10" />
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||||
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@ -184,6 +187,16 @@
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|||
<directory value="$PROJECT_DIR$" />
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||||
<method v="2" />
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||||
</configuration>
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||||
<configuration name="go build day22.go" type="GoApplicationRunConfiguration" factoryName="Go Application" nameIsGenerated="true">
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||||
<module name="AoC2020" />
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||||
<working_directory value="$PROJECT_DIR$/day22" />
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||||
<parameters value="day22Input.txt" />
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||||
<kind value="FILE" />
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||||
<filePath value="$PROJECT_DIR$/day22/day22.go" />
|
||||
<package value="AoC2020" />
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||||
<directory value="$PROJECT_DIR$" />
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||||
<method v="2" />
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||||
</configuration>
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||||
<configuration name="go build day2.go" type="GoApplicationRunConfiguration" factoryName="Go Application" nameIsGenerated="true">
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||||
<module name="AoC2020" />
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||||
<working_directory value="$PROJECT_DIR$/day2" />
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||||
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@ -287,6 +300,7 @@
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<item itemvalue="Go Build.go build day19.go" />
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<item itemvalue="Go Build.go build day17.go" />
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<item itemvalue="Go Build.go build day20.go" />
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<item itemvalue="Go Build.go build day22.go" />
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||||
</list>
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<recent_temporary>
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<list>
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@ -311,39 +325,59 @@
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|
@ -364,9 +398,20 @@
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<screen x="0" y="0" width="1920" height="1040" />
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</state>
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<state x="593" y="141" width="585" height="801" key="find.popup/-1920.0.1920.1040/0.0.1920.1040@0.0.1920.1040" timestamp="1608483030515" />
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</component>
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<component name="XDebuggerManager">
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<breakpoint-manager>
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||||
<breakpoints>
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||||
<line-breakpoint enabled="true" type="DlvLineBreakpoint">
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||||
<url>file://$PROJECT_DIR$/day22/day22.go</url>
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<line>115</line>
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||||
<option name="timeStamp" value="20" />
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||||
</line-breakpoint>
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||||
</breakpoints>
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</breakpoint-manager>
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||||
</component>
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||||
</project>
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@ -0,0 +1,180 @@
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package main
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import (
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"AoC2020/helper"
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"fmt"
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"os"
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"sort"
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"strconv"
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"strings"
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)
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type Player struct {
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deck []int
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previousDecks [][]int
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}
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type Game struct {
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players [2]Player
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winner int
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}
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var lineBreak = "\n"
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func main() {
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game := Game{}
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args := os.Args[1:]
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input, err := helper.GetFile(args[0])
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if err != nil {
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fmt.Println(err)
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}
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playerInput := strings.Split(input, lineBreak+lineBreak)
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player1 := parsePlayer(playerInput[0])
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player2 := parsePlayer(playerInput[1])
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game.players[0] = player1
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game.players[1] = player2
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for game.winner == 0 {
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game = game.runRoundRecursive()
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fmt.Println(game.players[0])
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fmt.Println(game.players[1])
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}
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fmt.Println(game.winner)
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fmt.Println(game.players[game.winner-1].deck)
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fmt.Println(game.caculateWinnerScore())
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}
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func parsePlayer(input string) Player {
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var player = Player{}
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playerInput := strings.Split(input, lineBreak)
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for _, val := range playerInput[1:] {
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number, _ := strconv.Atoi(val)
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player.deck = append(player.deck, number)
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}
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return player
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}
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func (g Game) runRound() Game {
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g = g.saveCurrentDeck()
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var cardP0 int
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var cardP1 int
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g.players[0], cardP0 = g.players[0].drawCard()
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g.players[1], cardP1 = g.players[1].drawCard()
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winnerCards := []int{cardP0, cardP1}
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sort.Sort(sort.Reverse(sort.IntSlice(winnerCards)))
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if cardP0 > cardP1 {
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g.players[0] = g.players[0].addToDeck(winnerCards)
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}
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if cardP1 > cardP0 {
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g.players[1] = g.players[1].addToDeck(winnerCards)
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}
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if len(g.players[0].deck) == 0 {
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g.winner = 2
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}
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if len(g.players[1].deck) == 0 {
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g.winner = 1
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}
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return g
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}
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func (g Game) caculateWinnerScore() int {
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winnerDeck := g.players[g.winner-1].deck
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return calculateScoreForDeck(winnerDeck)
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}
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func calculateScoreForDeck(deck []int) int {
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deckLen := len(deck)
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sum := 0
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for i := 0; i < deckLen; i++ {
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sum += deck[i] * (deckLen - i)
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}
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return sum
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}
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func (g Game) saveCurrentDeck() Game {
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for i, _ := range g.players {
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g.players[i] = g.players[i].saveCurrentDeck()
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}
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return g
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}
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func (g Game) runRoundRecursive() Game {
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p1 := g.players[0]
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p2 := g.players[1]
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for i, _ := range p1.previousDecks {
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if helper.Equal(p1.previousDecks[i], p1.deck) && helper.Equal(p2.previousDecks[i], p2.deck) {
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g.winner = 1
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return g
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}
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}
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var roundWinner int
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p1 = p1.saveCurrentDeck()
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p2 = p2.saveCurrentDeck()
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var cardP1 int
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var cardP2 int
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p1, cardP1 = p1.drawCard()
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p2, cardP2 = p2.drawCard()
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if len(p1.deck) >= cardP1 && len(p2.deck) >= cardP2 {
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||||
var newGame Game
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var newPlayer1 Player
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var newPlayer2 Player
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newPlayer1.deck = make([]int, cardP1)
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newPlayer2.deck = make([]int, cardP2)
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copy(newPlayer1.deck, p1.deck[:cardP1])
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copy(newPlayer2.deck, p2.deck[:cardP2])
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newGame.players = [2]Player{newPlayer1, newPlayer2}
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roundWinner = newGame.runRecursive().winner
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||||
} else {
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if cardP1 > cardP2 {
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roundWinner = 1
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||||
}
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if cardP2 > cardP1 {
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roundWinner = 2
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||||
}
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||||
}
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if roundWinner == 1 {
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p1 = p1.addToDeck([]int{cardP1, cardP2})
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}
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if roundWinner == 2 {
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p2 = p2.addToDeck([]int{cardP2, cardP1})
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}
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if len(p1.deck) == 0 {
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g.winner = 2
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||||
}
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if len(p2.deck) == 0 {
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g.winner = 1
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||||
}
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||||
g.players = [2]Player{p1, p2}
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return g
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||||
}
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func (g Game) run() Game {
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||||
for g.winner == 0 {
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g = g.runRound()
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}
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||||
return g
|
||||
}
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||||
func (g Game) runRecursive() Game {
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||||
for g.winner == 0 {
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g = g.runRoundRecursive()
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}
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return g
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||||
}
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||||
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func (p Player) drawCard() (Player, int) {
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card := p.deck[0]
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p.deck = helper.DeleteAt(p.deck, 0)
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return p, card
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}
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func (p Player) saveCurrentDeck() Player {
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copyOfDeck := make([]int, len(p.deck))
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copy(copyOfDeck, p.deck)
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p.previousDecks = append(p.previousDecks, copyOfDeck)
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return p
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}
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func (p Player) addToDeck(cards []int) Player {
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p.deck = append(p.deck, cards...)
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return p
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}
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@ -0,0 +1,53 @@
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Player 1:
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26
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16
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33
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8
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5
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46
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12
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47
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39
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27
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50
|
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10
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34
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20
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23
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11
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43
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14
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18
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1
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48
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28
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31
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38
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41
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Player 2:
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45
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7
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9
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4
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15
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19
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49
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3
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36
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25
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24
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2
|
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21
|
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37
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35
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44
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29
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13
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32
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22
|
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17
|
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30
|
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42
|
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40
|
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6
|
|
@ -0,0 +1,13 @@
|
|||
Player 1:
|
||||
9
|
||||
2
|
||||
6
|
||||
3
|
||||
1
|
||||
|
||||
Player 2:
|
||||
5
|
||||
8
|
||||
4
|
||||
7
|
||||
10
|
|
@ -0,0 +1,8 @@
|
|||
Player 1:
|
||||
43
|
||||
19
|
||||
|
||||
Player 2:
|
||||
2
|
||||
29
|
||||
14
|
|
@ -37,9 +37,9 @@ func MapToNumber(strings []string) ([]int, error) {
|
|||
return numbers, nil
|
||||
}
|
||||
|
||||
func FindAddendsForSum (possibleAddends []int, sum int) (int, int, error) {
|
||||
var array = make([]int,len(possibleAddends))
|
||||
copy(array,possibleAddends)
|
||||
func FindAddendsForSum(possibleAddends []int, sum int) (int, int, error) {
|
||||
var array = make([]int, len(possibleAddends))
|
||||
copy(array, possibleAddends)
|
||||
sort.Ints(array)
|
||||
p1 := 0
|
||||
p2 := len(array) - 1
|
||||
|
@ -51,10 +51,10 @@ func FindAddendsForSum (possibleAddends []int, sum int) (int, int, error) {
|
|||
p2--
|
||||
}
|
||||
if array[p1]+array[p2] == sum {
|
||||
return array[p1] , array[p2], nil
|
||||
return array[p1], array[p2], nil
|
||||
}
|
||||
}
|
||||
return 0,0,errors.New("No fitting Addends found")
|
||||
return 0, 0, errors.New("No fitting Addends found")
|
||||
}
|
||||
|
||||
func SliceIndex(limit int, predicate func(i int) bool) int {
|
||||
|
@ -64,4 +64,20 @@ func SliceIndex(limit int, predicate func(i int) bool) int {
|
|||
}
|
||||
}
|
||||
return -1
|
||||
}
|
||||
}
|
||||
|
||||
func DeleteAt(a []int, i int, ) []int {
|
||||
return append(a[:i], a[i+1:]...)
|
||||
}
|
||||
|
||||
func Equal(a, b []int) bool {
|
||||
if len(a) != len(b) {
|
||||
return false
|
||||
}
|
||||
for i, v := range a {
|
||||
if v != b[i] {
|
||||
return false
|
||||
}
|
||||
}
|
||||
return true
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue
Block a user