孩子们的游戏(圆圈中最后剩下的数)

    int LastRemaining_Solution(int n, int m)
    {
        if(n == 0) return -1;
        if(n == 1) return 0;
        return (LastRemaining_Solution(n-1,m)+m)%n;
    }

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