| /* File : example.h */ |
| #include <math.h> |
| |
| class Complex { |
| private: |
| double rpart, ipart; |
| public: |
| Complex(double r = 0, double i = 0) : rpart(r), ipart(i) { } |
| Complex(const Complex &c) : rpart(c.rpart), ipart(c.ipart) { } |
| Complex &operator=(const Complex &c) { |
| rpart = c.rpart; |
| ipart = c.ipart; |
| return *this; |
| } |
| Complex operator+(const Complex &c) const { |
| return Complex(rpart+c.rpart, ipart+c.ipart); |
| } |
| Complex operator-(const Complex &c) const { |
| return Complex(rpart-c.rpart, ipart-c.ipart); |
| } |
| Complex operator*(const Complex &c) const { |
| return Complex(rpart*c.rpart - ipart*c.ipart, |
| rpart*c.ipart + c.rpart*ipart); |
| } |
| Complex operator-() const { |
| return Complex(-rpart, -ipart); |
| } |
| |
| double re() const { return rpart; } |
| double im() const { return ipart; } |
| }; |
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