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- package moxamber;
- import java.util.Arrays.*;
- import java.util.Random;
- public class MoxAmber {
- public static void main(String[] args) {
- Deck deck=new Deck();
- //CardType 1 is a land
- //CardType 2 is a Mox
- //CardType 3 is a legend
- //CardType 4 is not used
- //CardType 5 is another card
- //Note: Adjust the turn in the SimulateGame function manually
- for (int NrLegends=1; NrLegends<=20; NrLegends++){
- deck.SetDeck(21,4,NrLegends,0,60-25-NrLegends);
- double Probability=ProbabilityForRandomHand(deck,7,10000000);
- //System.out.print("Probability of having a legend in games where you have a Mox Amber after mulls in a deck with "+NrLegends+" legends: ");
- System.out.println(Math.round(Probability*10000)/100.0);
- }
- }//end of main
- public static double ProbabilityForRandomHand(Deck deck, int StartingCards, int NumberOfIterations){
- Deck remainingdeck=new Deck();
- double NumberOfGamesWithfavorableOutcome=0;
- double NumberOfGamesWithMox=0;
- //On the play
- for (int IterationCounter=1; IterationCounter<=NumberOfIterations; IterationCounter++){
- OpeningHand openinghand=GiveOpeningHandAfterMulls(deck, StartingCards);
- remainingdeck.SetDeck(deck.NumberOfLands-openinghand.NumberOfLands,deck.NumberOfCardType2-openinghand.NumberOfCardType2,deck.NumberOfCardType3-openinghand.NumberOfCardType3,deck.NumberOfCardType4-openinghand.NumberOfCardType4,deck.NumberOfSpells-openinghand.NumberOfSpells);
- int Outcome=SimulateGame(remainingdeck,openinghand,true);
- if (Outcome==0) {NumberOfGamesWithfavorableOutcome++; NumberOfGamesWithMox++;}
- if (Outcome==1) {NumberOfGamesWithMox++;}
- }
- //On the draw; this is a copy-paste where the only change is that the boolean is now false
- for (int IterationCounter=1; IterationCounter<=NumberOfIterations; IterationCounter++){
- OpeningHand openinghand=GiveOpeningHandAfterMulls(deck, StartingCards);
- remainingdeck.SetDeck(deck.NumberOfLands-openinghand.NumberOfLands,deck.NumberOfCardType2-openinghand.NumberOfCardType2,deck.NumberOfCardType3-openinghand.NumberOfCardType3,deck.NumberOfCardType4-openinghand.NumberOfCardType4,deck.NumberOfSpells-openinghand.NumberOfSpells);
- int Outcome=SimulateGame(remainingdeck,openinghand,false);
- if (Outcome==0) {NumberOfGamesWithfavorableOutcome++; NumberOfGamesWithMox++;}
- if (Outcome==1) {NumberOfGamesWithMox++;}
- }
- return NumberOfGamesWithfavorableOutcome/(NumberOfGamesWithMox+0.0);
- }//end of AverageKillTurnForRandomHand
- static OpeningHand GiveOpeningHandAfterMulls (Deck deck, int StartingCards) {
- Deck remainingdeck=new Deck();
- OpeningHand openinghand=new OpeningHand();
- int TypeOfCardDrawn;
- boolean KeepHand=false;
- for (int OpeningHandSize=7; OpeningHandSize>=1; OpeningHandSize--){
- if (KeepHand==false){
- openinghand.SetHand(0,0,0,0,0);
- remainingdeck.SetDeck(deck.NumberOfLands,deck.NumberOfCardType2,deck.NumberOfCardType3,deck.NumberOfCardType4,deck.NumberOfSpells);
- int NumberOfLands=0;
- for (int CardsDrawn=0; CardsDrawn<OpeningHandSize; CardsDrawn++){
- TypeOfCardDrawn=remainingdeck.DrawCard();
- if (TypeOfCardDrawn==1) {openinghand.NumberOfLands++; NumberOfLands++;}
- if (TypeOfCardDrawn==2) {openinghand.NumberOfCardType2++; NumberOfLands++;}
- if (TypeOfCardDrawn==3) {openinghand.NumberOfCardType3++;}
- if (TypeOfCardDrawn==4) {openinghand.NumberOfCardType4++;}
- if (TypeOfCardDrawn==5) {openinghand.NumberOfSpells++;}
- }
- KeepHand=true;
- if (OpeningHandSize>1) {
- // We mulligan a hand if it contains 0, 1, 6, or 7 lands
- if (NumberOfLands<=1 || NumberOfLands>=6) {KeepHand=false;}
- //
- }
- }
- }
- return openinghand;
- }//end of GiveOpeningHandAfterMulls
- static int SimulateGame(Deck remainingdeck, OpeningHand openinghand, boolean OnThePlay) {
- //Initializing
- int TypeOfCardDrawn=0;
- int Outcome=2;
- int Turn=3;
- int MoxInHand=openinghand.NumberOfCardType2;
- int LegendsInHand=openinghand.NumberOfCardType3;
- //Turn 1
- if (OnThePlay==false) {
- TypeOfCardDrawn=remainingdeck.DrawCard();
- if (TypeOfCardDrawn==2) {MoxInHand++;}
- if (TypeOfCardDrawn==3) {LegendsInHand++;}
- }
- //Turn 2
- if (Turn>=2){
- TypeOfCardDrawn=remainingdeck.DrawCard();
- if (TypeOfCardDrawn==2) {MoxInHand++;}
- if (TypeOfCardDrawn==3) {LegendsInHand++;}
- }
- //Turn 2
- if (Turn>=3){
- TypeOfCardDrawn=remainingdeck.DrawCard();
- if (TypeOfCardDrawn==2) {MoxInHand++;}
- if (TypeOfCardDrawn==3) {LegendsInHand++;}
- }
- if (MoxInHand>=1 && LegendsInHand>=1) {Outcome=0;}
- if (MoxInHand>=1 && LegendsInHand==0) {Outcome=1;}
- return Outcome;
- }//end of SimulateGame
- }
- class OpeningHand {
- int NumberOfLands;
- int NumberOfCardType2;
- int NumberOfCardType3;
- int NumberOfCardType4;
- int NumberOfSpells;
- int NrOfCards(){
- return NumberOfLands+NumberOfCardType2+NumberOfCardType3+NumberOfCardType4+NumberOfSpells;
- }
- void SetHand (int Nr1, int Nr2, int Nr3, int Nr4, int Nr5) {
- NumberOfLands=Nr1;
- NumberOfCardType2=Nr2;
- NumberOfCardType3=Nr3;
- NumberOfCardType4=Nr4;
- NumberOfSpells=Nr5;
- }
- }//end of OpeningHand
- class Deck {
- int NumberOfLands;
- int NumberOfCardType2;
- int NumberOfCardType3;
- int NumberOfCardType4;
- int NumberOfSpells;
- void SetDeck (int Nr1, int Nr2, int Nr3, int Nr4, int Nr5) {
- NumberOfLands=Nr1;
- NumberOfCardType2=Nr2;
- NumberOfCardType3=Nr3;
- NumberOfCardType4=Nr4;
- NumberOfSpells=Nr5;
- }
- int NrOfCards(){
- return NumberOfLands+NumberOfCardType2+NumberOfCardType3+NumberOfCardType4+NumberOfSpells;
- }
- int DrawCard (){
- Random generator = new Random();
- int CardType=0;
- int RandomIntegerBetweenOneAndDeckSize=generator.nextInt( this.NrOfCards() )+1;
- int OneCutoff=NumberOfLands;
- int TwoCutoff=OneCutoff+NumberOfCardType2;
- int ThreeCutoff=TwoCutoff+NumberOfCardType3;
- int FourCutoff=ThreeCutoff+NumberOfCardType4;
- int FiveCutoff=FourCutoff+NumberOfSpells;
- if (RandomIntegerBetweenOneAndDeckSize<=OneCutoff) {CardType=1; this.NumberOfLands--;}
- if (RandomIntegerBetweenOneAndDeckSize>OneCutoff && RandomIntegerBetweenOneAndDeckSize<=TwoCutoff) {CardType=2; this.NumberOfCardType2--;}
- if (RandomIntegerBetweenOneAndDeckSize>TwoCutoff && RandomIntegerBetweenOneAndDeckSize<=ThreeCutoff) {CardType=3; this.NumberOfCardType3--;}
- if (RandomIntegerBetweenOneAndDeckSize>ThreeCutoff && RandomIntegerBetweenOneAndDeckSize<=FourCutoff) {CardType=4; this.NumberOfCardType4--;}
- if (RandomIntegerBetweenOneAndDeckSize>FourCutoff && RandomIntegerBetweenOneAndDeckSize<=FiveCutoff) {CardType=5; this.NumberOfSpells--;}
- return CardType;
- }
- }//end of Deck
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