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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
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Task/Dice-game-probabilities/Java/dice-game-probabilities.java Normal file
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import java.util.Random;
public class Dice{
private static int roll(int nDice, int nSides){
int sum = 0;
Random rand = new Random();
for(int i = 0; i < nDice; i++){
sum += rand.nextInt(nSides) + 1;
}
return sum;
}
private static int diceGame(int p1Dice, int p1Sides, int p2Dice, int p2Sides, int rolls){
int p1Wins = 0;
for(int i = 0; i < rolls; i++){
int p1Roll = roll(p1Dice, p1Sides);
int p2Roll = roll(p2Dice, p2Sides);
if(p1Roll > p2Roll) p1Wins++;
}
return p1Wins;
}
public static void main(String[] args){
int p1Dice = 9; int p1Sides = 4;
int p2Dice = 6; int p2Sides = 6;
int rolls = 10000;
int p1Wins = diceGame(p1Dice, p1Sides, p2Dice, p2Sides, rolls);
System.out.println(rolls + " rolls, p1 = " + p1Dice + "d" + p1Sides + ", p2 = " + p2Dice + "d" + p2Sides);
System.out.println("p1 wins " + (100.0 * p1Wins / rolls) + "% of the time");
System.out.println();
p1Dice = 5; p1Sides = 10;
p2Dice = 6; p2Sides = 7;
rolls = 10000;
p1Wins = diceGame(p1Dice, p1Sides, p2Dice, p2Sides, rolls);
System.out.println(rolls + " rolls, p1 = " + p1Dice + "d" + p1Sides + ", p2 = " + p2Dice + "d" + p2Sides);
System.out.println("p1 wins " + (100.0 * p1Wins / rolls) + "% of the time");
System.out.println();
p1Dice = 9; p1Sides = 4;
p2Dice = 6; p2Sides = 6;
rolls = 1000000;
p1Wins = diceGame(p1Dice, p1Sides, p2Dice, p2Sides, rolls);
System.out.println(rolls + " rolls, p1 = " + p1Dice + "d" + p1Sides + ", p2 = " + p2Dice + "d" + p2Sides);
System.out.println("p1 wins " + (100.0 * p1Wins / rolls) + "% of the time");
System.out.println();
p1Dice = 5; p1Sides = 10;
p2Dice = 6; p2Sides = 7;
rolls = 1000000;
p1Wins = diceGame(p1Dice, p1Sides, p2Dice, p2Sides, rolls);
System.out.println(rolls + " rolls, p1 = " + p1Dice + "d" + p1Sides + ", p2 = " + p2Dice + "d" + p2Sides);
System.out.println("p1 wins " + (100.0 * p1Wins / rolls) + "% of the time");
}
}