Hey, looking to do the following with this programFill in the multiplication, and division , modulus, <=, >=, -, * With division being a friend function 1.) Have Division be a friend function 2.) Have multiplication, divison, and modulus <=, >=, -, * with the program filling them. I tried doing something along the lines of this.... friend money operator <<(const money& lhs); friend money operator >>( const money& rhs); but I\'m note quite sure if this is correct. Any help will be helpful. I don\'t want just answers, I want good explanations so I can understand this material. Whole code posted below. #include using namespace std; class money { private: int dollars; int cents; public: money():dollars(0), cents(0){} money(int dollars_in):dollars(dollars_in), cents(0){} money(int dollars_in, int cents_in):dollars(dollars_in), cents(cents_in){} int get_dollars() const; int get_cents() const; void set_dollars(int d_in); void set_cents(int c_in); money operator ++(); money operator ++(int x); money operator +(const money& rhs); money operator -(); friend const money& operator +(const money& lhs, const money& rhs); money operator --(); money operator --(int x); bool operator <=(); bool operator >=(); }; // do this as a general function money operator *(const money& lhs, const money& rhs) { return money(0, 0); } // do this as a friend function money operator -(const money& lhs, const money& rhs) { return money(0, 0); } money money::operator -() { return money(get_dollars(), get_cents()); } money money::operator ++(int blah) { int tmp_d = dollars; int tmp_c = cents; dollars++; return money(tmp_d, tmp_c); } money money::operator ++() { int tmp_d = dollars; tmp_d += 1; return money(dollars, cents); } int money::get_dollars() const { return dollars; } int money::get_cents() const { return cents; } void money::set_dollars(int d_in) { dollars = d_in; } void money::set_cents(int c_in) { cents = c_in; } ostream& operator <<(ostream& os, const money& rhs) { os << \"$\" << rhs.get_dollars() << \".\"; if(rhs.get_cents() < 10) { os << \"0\"; } os << rhs.get_cents(); return os; } money money::operator +(const money& rhs) { int tmp_d = 0; int tmp_c = 0; int hold_c = 0; int hold_d = 0; tmp_d = get_dollars() + rhs.get_dollars(); tmp_c = get_cents() + rhs.get_cents(); if(tmp_c > 99) { hold_c = tmp_c % 100; cout << \"hold_c = \" << hold_c << endl; hold_d = tmp_c / 100; cout << \"hold_d = \" << hold_d << endl; for(int i = 0; i < hold_d; i++) { tmp_d++; } tmp_c = hold_c; } return money(tmp_d, tmp_c); } const money& operator +(const money& lhs, const money& rhs) { int tmp_d = 0; int tmp_c = 0; int hold_c = 0; int hold_d = 0; tmp_d = lhs.dollars + rhs.dollars; tmp_c = lhs.cents + rhs.cents; if(tmp_c > 99) { hold_c = tmp_c % 100; cout << \"hold_c = \" << hold_c << endl; hold_d = tmp_c / 100; cout << \"hold_d = \" << hold_d << endl; for(int i = 0; i < hold_d; i++) { tmp_d++; } tmp_c = hold_c; } return money(tmp_d, tmp_c); } bool operator ==(const money& lhs, const money& rhs.

1. Hey, looking to do the following with this programFill in the multiplication, and division ,
modulus, <=, >=, -, * With division being a friend function
1.) Have Division be a friend function
2.) Have multiplication, divison, and modulus <=, >=, -, * with the program filling them.
I tried doing something along the lines of this....
friend money operator <<(const money& lhs);
friend money operator >>( const money& rhs);
but I'm note quite sure if this is correct. Any help will be helpful. I don't want just answers, I
want good explanations so I can understand this material.
Whole code posted below.
#include
using namespace std;
class money
{
private:
int dollars;
int cents;
public:
money():dollars(0), cents(0){}
money(int dollars_in):dollars(dollars_in), cents(0){}
money(int dollars_in, int cents_in):dollars(dollars_in), cents(cents_in){}
int get_dollars() const;
int get_cents() const;
void set_dollars(int d_in);
void set_cents(int c_in);
money operator ++();
money operator ++(int x);
money operator +(const money& rhs);
money operator -();
friend const money& operator +(const money& lhs, const money& rhs);

2. money operator --();
money operator --(int x);
bool operator <=();
bool operator >=();
};
// do this as a general function
money operator *(const money& lhs, const money& rhs)
{
return money(0, 0);
}
// do this as a friend function
money operator -(const money& lhs, const money& rhs)
{
return money(0, 0);
}
money money::operator -()
{
return money(get_dollars(), get_cents());
}
money money::operator ++(int blah)
{
int tmp_d = dollars;
int tmp_c = cents;
dollars++;
return money(tmp_d, tmp_c);
}
money money::operator ++()
{
int tmp_d = dollars;
tmp_d += 1;
return money(dollars, cents);
}
int money::get_dollars() const
{
return dollars;

3. }
int money::get_cents() const
{
return cents;
}
void money::set_dollars(int d_in)
{
dollars = d_in;
}
void money::set_cents(int c_in)
{
cents = c_in;
}
ostream& operator <<(ostream& os, const money& rhs)
{
os << "$" << rhs.get_dollars() << ".";
if(rhs.get_cents() < 10)
{
os << "0";
}
os << rhs.get_cents();
return os;
}
money money::operator +(const money& rhs)
{
int tmp_d = 0;
int tmp_c = 0;
int hold_c = 0;
int hold_d = 0;
tmp_d = get_dollars() + rhs.get_dollars();
tmp_c = get_cents() + rhs.get_cents();
if(tmp_c > 99)
{
hold_c = tmp_c % 100;
cout << "hold_c = " << hold_c << endl;

4. hold_d = tmp_c / 100;
cout << "hold_d = " << hold_d << endl;
for(int i = 0; i < hold_d; i++)
{
tmp_d++;
}
tmp_c = hold_c;
}
return money(tmp_d, tmp_c);
}
const money& operator +(const money& lhs, const money& rhs)
{
int tmp_d = 0;
int tmp_c = 0;
int hold_c = 0;
int hold_d = 0;
tmp_d = lhs.dollars + rhs.dollars;
tmp_c = lhs.cents + rhs.cents;
if(tmp_c > 99)
{
hold_c = tmp_c % 100;
cout << "hold_c = " << hold_c << endl;
hold_d = tmp_c / 100;
cout << "hold_d = " << hold_d << endl;
for(int i = 0; i < hold_d; i++)
{
tmp_d++;
}
tmp_c = hold_c;
}
return money(tmp_d, tmp_c);
}
bool operator ==(const money& lhs, const money& rhs)

5. {
return ((lhs.get_dollars() == rhs.get_dollars()) && (lhs.get_cents() == rhs.get_cents()));
}
int main()
{
money m1;
money m2(100, 99);
money m3(250, 5);
cout << "m1 = " << m1 << endl;
cout << "m2 = " << m2 << endl;
cout << "m3 = " << m3 << endl;
m1 = m2 + m3;
cout << "m1 = " << m1 << endl;
m1 = m1 + 200;
cout << "m1 + 200 " << endl;
cout << "m1 = " << m1 << endl;
cout << "m2 + m3" << endl;
cout << "m1 = " << m1 << endl;
cout << "m2 == m1 " << endl;
cout << "m1 = " << m1 << endl;
cout << "m2 = " << m2 << endl;
cout << (m2 == m1) << endl;
m1 = money();
m2 = money();
cout << "m1 = " << m1 << endl;
cout << "m2 = " << m2 << endl;
cout << (m2 == m1) << endl;
cout << "++m1 " << endl;
++m1;
cout << "m1 = " << m1 << endl;
cout << "m1++" << endl;
cout << m1++ << endl;
cout << "m1 = " << m1 << endl;
cout << "-m1 = " << -m1 << endl;
m2 = money(1, 0);

6. m3 = money(2, 0);
money tm;
tm = (m3 + -m2);
cout << "m3 = " << m3 << endl;
cout << "m2 = " << m2 << endl;
cout << "(m3 + -m2) = " << tm << endl;
m1 = money;
m2 = money(101, 78);
m3 = money(202, 10);
m2 <= m3?cout << "m2 <= m3" << endl; : cout << "m2 is not <= m3" << endl;
m2 >= m3?cout << "m2 >= m3" << endl; : cout << "m2 is not >= m3" << endl;
m1 = m3 * m2;
cout << "m3 * m2 = " << m1 << endl;
m1 = m3 - m2;
cout << "m3 - m2 = " << m1 << endl;
return 0;
}
Solution
#include
using namespace std;
class money
{
private:
int dollars;
int cents;
public:
money():dollars(0), cents(0){}
money(int dollars_in):dollars(dollars_in), cents(0){}
money(int dollars_in, int cents_in):dollars(dollars_in), cents(cents_in){}

7. int get_dollars() const;
int get_cents() const;
void set_dollars(int d_in);
void set_cents(int c_in);
money operator ++();
money operator ++(int x);
money operator +(const money& rhs);
money operator *(const money& rhs);
friend money operator -(const money& lhs, const money& rhs);
friend money operator /(const money& lhs,const money& rhs);
money operator -();
friend const money& operator +(const money& lhs, const money& rhs);
money operator --();
money operator --(int x);
bool operator ==(const money& n);
bool operator <=(money n);
bool operator >=(money m);
};
// do this as a general function
money money::operator *(const money& rhs)
{
int d= dollars*rhs.get_dollars();
int c= cents*rhs.get_cents();
int c1 = c/100;
d=d+c1;
int c2=c%100;
return money(d, c2);
}
// friend function
money operator -(const money& lhs, const money& rhs)
{
int n = lhs.get_dollars()-rhs.get_dollars();
int c= lhs.get_cents()-rhs.get_cents();

8. if(c<0)
{
n--;
c=c*-1;
}
return money(n,c);
}
// friend function division
money operator /(const money& lhs, const money& rhs)
{
int n = lhs.get_dollars()/rhs.get_dollars();
int d= lhs.get_dollars()% rhs.get_dollars();
int c= lhs.get_cents()/rhs.get_cents();
c=c+d;
return money(n,c);
}
money money::operator -()
{
return money(-get_dollars(), -get_cents());
}
money money::operator ++(int blah)
{
this->dollars=this->dollars+blah;
return money(dollars,cents);
}
money money::operator ++()
{
dollars++;
return money(dollars,cents);
}
int money::get_dollars() const
{
return dollars;

9. }
int money::get_cents() const
{
return cents;
}
void money::set_dollars(int d_in)
{
dollars = d_in;
}
void money::set_cents(int c_in)
{
cents = c_in;
}
ostream& operator <<(ostream& os, const money& rhs)
{
os << "$" << rhs.get_dollars() << ".";
if(rhs.get_cents() < 10)
{
os << "0";
}
os << rhs.get_cents();
return os;
}
money money::operator +(const money& rhs)
{
int tmp_d = 0;
int tmp_c = 0;
int hold_c = 0;
int hold_d = 0;
tmp_d = get_dollars() + rhs.get_dollars();
tmp_c = get_cents() + rhs.get_cents();
if(tmp_c > 99)
{
hold_c = tmp_c % 100;
cout << "hold_c = " << hold_c << endl;

10. hold_d = tmp_c / 100;
cout << "hold_d = " << hold_d << endl;
for(int i = 0; i < hold_d; i++)
{
tmp_d++;
}
tmp_c = hold_c;
}
return money(tmp_d, tmp_c);
}
const money& operator +(const money& lhs, const money& rhs)
{
int tmp_d = 0;
int tmp_c = 0;
int hold_c = 0;
int hold_d = 0;
tmp_d = lhs.dollars + rhs.dollars;
tmp_c = lhs.cents + rhs.cents;
if(tmp_c > 99)
{
hold_c = tmp_c % 100;
cout << "hold_c = " << hold_c << endl;
hold_d = tmp_c / 100;
cout << "hold_d = " << hold_d << endl;
for(int i = 0; i < hold_d; i++)
{
tmp_d++;
}
tmp_c = hold_c;
}
return money(tmp_d, tmp_c);
}
bool money::operator ==(const money& rhs)

11. {
return ((get_dollars() == rhs.get_dollars()) && (get_cents() == rhs.get_cents()));
}
bool money::operator <=(money m)
{
if(dollars< m.dollars)
return true;
else if(dollars==m.dollars)
{
if(cents < m.cents)
return true;
else if(cents > m.cents) return false;
}
else return false;
}
bool money::operator >=(money m)
{
if(dollars > m.dollars)
return true;
else if(dollars==m.dollars)
{
if(cents > m.cents)
return true;
else if(cents < m.cents) return false;
}
else return false;
}
int main()
{
money m1;
money m2(100, 99);
money m3(250, 5);
cout << "m1 = " << m1 << endl;
cout << "m2 = " << m2 << endl;
cout << "m3 = " << m3 << endl;

12. m1 = m2 + m3;
cout << "m1 = " << m1 << endl;
m1 = m1 + 200;
cout << "m1 + 200 " << endl;
cout << "m1 = " << m1 << endl;
cout << "m2 + m3" << endl;
cout << "m1 = " << m1 << endl;
cout << "m2 == m1 " << endl;
cout << "m1 = " << m1 << endl;
cout << "m2 = " << m2 << endl;
cout << (m2 == m1) << endl;
m1 = money();
m2 = money();
cout << "m1 = " << m1 << endl;
cout << "m2 = " << m2 << endl;
cout << (m2 == m1) << endl;
cout << "++m1 " << endl;
++m1;
cout << "m1 = " << m1 << endl;
cout << "m1++" << endl;
cout << m1++ << endl;
cout << "m1 = " << m1 << endl;
cout << "-m1 = " << -m1 << endl;
m2 = money(1, 0);
m3 = money(2, 0);
money tm;
tm = (m3 + -m2);
cout << "m3 = " << m3 << endl;
cout << "m2 = " << m2 << endl;
cout << "(m3 + -m2) = " << tm << endl;
m1 = money();
m2 = money(101, 78);
m3 = money(202, 10);
if(m2 <= m3)
cout << "m2 <= m3" << endl;

13. else cout << "m2 is not <= m3" << endl;
if(m2 >= m3)
cout << "m2 >= m3" << endl;
else cout << "m2 is not >= m3" << endl;
m1 = m3 * m2;
cout << "m3 * m2 = " << m1 << endl;
m1 = m3 - m2;
cout << "m3 - m2 = " << m1 << endl;
return 0;
}