# include <iostream>

void square(int&,int&);
void cube(int&,int&);
int main()
{
    int a=3;
    int b=4;


    void (*ptr) (int&,int&);


    ptr=cube;
    ptr(a,b);
    cout<<a<<endl<<b<<endl;

    a = 3; b = 4;

    ptr=square;
    ptr(a,b);
    cout<<a<<endl<<b<<endl;

    return 0;
}

void square (int &s,int &d)
{
    s*=s;
    d*=d;
}

void cube (int &s,int &d)
{
    int temp;
    temp=s;

    s*=s;
    s*=temp;
    temp=d;
    d*=d;
    d*=temp;
}

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