复数加、乘、除、减问题是指在C++中对复数进行加法、乘法、除法和减法运算的问题。在C++中,可以通过运算符重载来实现对复数的这些运算。
class Complex {
private:
double real;
double imag;
public:
Complex(double r = 0, double i = 0) : real(r), imag(i) {}
Complex operator+(const Complex& c) {
return Complex(real + c.real, imag + c.imag);
}
};
class Complex {
private:
double real;
double imag;
public:
Complex(double r = 0, double i = 0) : real(r), imag(i) {}
Complex operator*(const Complex& c) {
double r = real * c.real - imag * c.imag;
double i = real * c.imag + imag * c.real;
return Complex(r, i);
}
};
class Complex {
private:
double real;
double imag;
public:
Complex(double r = 0, double i = 0) : real(r), imag(i) {}
Complex operator/(const Complex& c) {
double denominator = c.real * c.real + c.imag * c.imag;
double r = (real * c.real + imag * c.imag) / denominator;
double i = (imag * c.real - real * c.imag) / denominator;
return Complex(r, i);
}
};
class Complex {
private:
double real;
double imag;
public:
Complex(double r = 0, double i = 0) : real(r), imag(i) {}
Complex operator-(const Complex& c) {
return Complex(real - c.real, imag - c.imag);
}
};
这些运算符重载的定义可以使得在使用复数进行加、乘、除、减运算时,可以直接使用对应的运算符进行操作,使代码更加简洁和易读。
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