Craps - [ 162-15-775 ]

package samplesimulation;

import java.util.Random;
import java.util.Scanner;

public class SampleSimulation {

    static boolean craps() {
        Random random = new Random();
        boolean flag = false;
        int roll1, roll2;

        roll1 = random.nextInt(6) + 1;
        roll2 = random.nextInt(6) + 1;

        int sum = roll1 + roll2 + 2;

        System.out.println("Roll: " + roll1 + " + " + roll2 + " = " + sum);

        if (sum == 7 || sum == 13) {
            flag = true;
        } else if (sum == 2 || sum == 3 || sum == 12) {
            flag = false;
        } else {
            while (true) {
                roll1 = random.nextInt(6) + 1;
                roll2 = random.nextInt(6) + 1;
                int newSum = roll1 + roll2 + 2;

                System.out.println("Roll: " + roll1 + " + " + roll2 + " = " + newSum);

                if (newSum == sum) {
                    flag = true;
                    break;
                } else if (newSum == 7) {
                    flag = false;
                    break;
                }
            }
        }
        if (flag) {
            return true;
        } else {
            return false;
        }
    }

    public static void main(String[] args) {

        System.out.println("How many time you wanna play game.....");

        Scanner sc = new Scanner(System.in);

        int N = sc.nextInt(), win = 0;

        for (int i = 0; i < N; i++) {
            boolean flag = craps();

            if (flag) {
                System.out.println("You Win");
                win++;
            } else {
                System.out.println("You Lost");
            }
        }
        System.out.println();
        System.out.println("Total Win: " + win);
        System.out.println("Total Lose: " + (N - win));
    }
}