要求选出1...n中第m个数字，直到全部选出

public class Game {
    private int len;//1,2,3......n
    private int stepLen;//m

    private int steps = 1;
    private int currentIndex = 0;
    private int printed = 0;

    private int[] a;

    public Game(int n, int m) {
        this.len = n;
        this.stepLen = m;
        a = new int[n];
        fill(a);
    }

    private void fill(int[] a) {
        for (int i = 0; i < a.length; i++) {
            a[i] = i + 1;
        }
    }

    public void print() {
        while (printed < len) {
            if (getSteps() == stepLen) {
                doPrint();
            }

            keepMoving();
        }
    }

    private void keepMoving() {
        currentIndex += 1;

        if (currentIndex >= len) currentIndex = 0;

        if (a[currentIndex] != 0) {
            steps += 1;
        }
    }

    private void doPrint() {
        System.out.println(a[currentIndex]);
        printed += 1;
        a[currentIndex] = 0;

        steps = 0;
    }

    private int getSteps() {
        return steps;
    }
}