题解 | #孩子们的游戏(圆圈中最后剩下的数)#

    public int LastRemaining_Solution(int n, int m) {
        if(n <= 0){
          return -1;
        }
        int index = 0;
        for(int i = 2;i <= n;i ++){
            index = (index + m) % i;
        }
        return index;
        
    }
}