/*三者中的中间数*/
#define Max(a,b) (a>b?a:b)

#define Min(a,b) (a<b?a:b)

int MiddleOfThree(int a, int b, int c)

{

    int t1, t2, t3;

    t1 = Max(a, b);

    t2 = Max(a, c);

    t3 = Max(b, c);

    cout << "中间的数为 :  " << endl;

    return Min(t1, Min(t2, t3))
}

/*两者中的较大数*/

int MaxOfTwo(int a, int b)

{

    cout << "较大数为： ";

    return (a + b + abs(a - b)) >> ;

}

/*两者中的较小数*/

int MinOfTwo(int a, int b) 
{

    cout << "较小数为：";

    return (a + b - abs(a - b)) >> ;

}