采用C/C++語言如何實現復數抽象數據類型Complex

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采用C/C++語言如何實現復數抽象數據類型Complex

#include <stdio.h>
 
typedef struct Complex
{
    double e1; // 實部
    double e2; // 虛部
 
}COMPLEX;
 
// 函數聲明
COMPLEX AssignComplex(double v1, double v2);
void DestroyComplex(COMPLEX pc);
double GetReal(COMPLEX pc);
double GetImag(COMPLEX pc);
COMPLEX Add(COMPLEX z1, COMPLEX z2);
 
 
int main(void)
{
    double v1 = 2.0, v2 = 3.0;
    double v3 = 5.0, v4 = 8.5;
    COMPLEX sum;
    COMPLEX pc1 = AssignComplex(v1, v2);
    COMPLEX pc2 = AssignComplex(v3, v4);
 
    printf("第一個復數的實部為：%e, 虛部為：%e\n", GetReal(pc1), GetImag(pc1));
 
    sum = Add(pc1, pc2);
    printf("復數pc1與pc2之和的實部為：%e，虛部為：%e\n", sum.e1, sum.e2);
    return 0;
}
 
 
COMPLEX AssignComplex(double v1, double v2)
{
    COMPLEX pc;
    pc.e1 = v1;
    pc.e2 = v2;
    return pc;
}
void DestroyComplex(COMPLEX pc)
{
    // 銷毀復數
}
double GetReal(COMPLEX pc)
{
    double real = pc.e1;
    return real;
}
 
double GetImag(COMPLEX pc)
{
    double imag = pc.e2;
    return imag;
}
COMPLEX Add(COMPLEX z1, COMPLEX z2)
{
    COMPLEX sum;
    double z1_e1, z2_e1;
    double z1_e2, z2_e2;
 
    z1_e1 = z1.e1;
    z2_e1 = z2.e1;
 
    z1_e2 = z1.e2;
    z2_e2 = z2.e2;
 
    sum.e1 = z1_e1 + z2_e1;
    sum.e2 = z1_e2 + z2_e2;
 
    return sum;
}