Overloading unary operators, C/C++ Programming

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Overloading Unary Operators

class sign

{int a,b,c;

public:

sign(){}; sign(int,int,int); void putdata(void);

void operator-();

};

void sign::operator-()

{a=-a;b=-b;c=-c; }

void sign::putdata(void)

{cout<<"a is: "<

}

sign::sign(int x,int y, int z)

{a=x;b=y;c=z; }

int main()

{ sign s; s=sign(1000,2,10); s.putdata();

-s; s.putdata(); cout<

s=sign(-2000,2,-5);

s.putdata();

-s;

s.putdata();

return 0;

}

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