GamesToLegend

import java.util.*;
public class GamesToLegend {

    public static void main(String[] args) {
        Scanner scanIn = new Scanner(System.in);
        System.out.print("What is your winrate? (65% should be written as 0.65) ");
        double winRate = scanIn.nextDouble();
        System.out.print("What rank were you last season? (If Legend, input 0)");
        int numStarsStart = 25-scanIn.nextInt();
        int[] totalGames= new int[10000];
        for(int i = 0;i<totalGames.length;i++){
            int numStars=numStarsStart;
            int winStreak=0;
            int numGames = 0;
            while(numStars < 95){
                if(matchResult(winRate)){
                    numStars++;
                    winStreak++;
                    if(winStreak>3 && numStars < 75) numStars++;
                } else {
                    if(numStars>10){
                        numStars--;
                    }
                    winStreak = 0;
                }
                numGames++;
            }
            //System.out.println("You hit legend in " + numGames + " games.");
            totalGames[i]=numGames;
        }
        double avgGames = 0;
        for(int j = 0;j<totalGames.length;j++){
            avgGames+=totalGames[j];
        }
        avgGames/=totalGames.length;
        System.out.println("You reached legend in an average of " + avgGames + " games.");
    }

    public static boolean matchResult(double winRate) {
        Random rand = new Random();
        if(rand.nextDouble()<=winRate){
            return true;
        }
        return false;
    }
}