C/C++實作複數ADT相關功能

C/C++實作複數相關運算

C/C++實作複數相關運算，相關解釋在代碼中進行注釋。

原創亓官劼，請勿抄襲，轉載請注明出處。

#pragma
#include<iostream>
#include<cstdio>
#include<cmath>
#include<cstdlib>
#include<string>
#include<algorithm>
using namespace std;
struct Complex{
    double Re;//實部
    double Im;//虛部
};
void CreatComplex(struct Complex input[],int Re,int Im,int n);//建立複數
void InitialComplex(struct Complex input[],int n);//初始化；
double GetRe(struct Complex input[],int n);//獲得實部
double GetIm(struct Complex input[], int n);//獲得虛部
Complex AddComplex(struct Complex input[], int n1, int n2);//加法
Complex MinusComplex(struct Complex input[], int n1, int n2);//減法
Complex MultiplicationComplex(struct Complex input[], int n1, int n2);//乘法
void PrintComplex(struct Complex input[],int n);//列印
int main(){
    //複數ADT
       int i;
       Complex a[100];
       int m = 0;
       printf("請輸入需要進行的操作：\n");
       printf("1:初始化複數\n");
       printf("2:建立複數\n");
       printf("3:獲得實部\n");
       printf("4:獲得虛部\n");
       printf("5:兩個複數的加法\n");
       printf("6:兩個複數的減法\n");
       printf("7:兩個複數的乘法\n");
       printf("8:列印已有所有複數\n");
       printf("9:退出程式\n");
       
       while (1)
       {
              scanf("%d", &i);
              switch (i)
              {
              case 1: {
                     for (int n = 0; n < 100; n++) {
                           InitialComplex(a,n);
                     }
                     printf("全部初始化完畢，請繼續選擇操作\n");
              }
                     break;
              case 2: {
                     double Re, Im;
                     printf("請輸入建立複數的實部，虛部\n");
                     scanf("%lf%lf",&Re,&Im);
                     CreatComplex(a, Re, Im,m);
                     m++;
                     printf("建立完畢，請繼續選擇操作\n");
              }
                     break;
              case 3: {
                     int n;
                     printf("請輸入擷取第幾個複數的實部:\n");
                     scanf("%d", &n);
                     printf("第%d個複數的實部為：%f", n, GetRe(a,n));
              }
                     break;
              case 4: {
                     int n;
                     printf("請輸入擷取第幾個複數的虛部:\n");
                     scanf("%d", &n);
                     printf("第%d個複數的虛部為：%lf", n, GetIm(a,n));
              }
                     break;
              case 5: {
                     int n1, n2;
                     printf("請輸入第幾個複數和第幾個複數相加:\n");
                     scanf("%d%d",&n1,&n2);
                     printf("相加後的結果為：%lf+%lf i", AddComplex(a,n1,n2).Re, AddComplex(a, n1, n2).Im);
              }
                     break;
              case 6: {
                     int n1, n2;
                     printf("請輸入第幾個複數和第幾個複數相減:\n");
                     scanf("%d%d", &n1, &n2);
                     printf("相減後的結果為：%f+%f i", MinusComplex(a, n1, n2).Re, MinusComplex(a, n1, n2).Im);
              }
                     break;
              case 7: {
                     int n1, n2;
                     printf("請輸入第幾個複數和第幾個複數相乘:\n");
                     scanf("%d%d", &n1, &n2);
                     printf("相乘後的結果為：%f+%f i", MultiplicationComplex(a, n1, n2).Re, MultiplicationComplex(a, n1, n2).Im);
              }
                     break;
              case 8: {
                     int n;
                     for (n = 0; n < m; n++) {
                           PrintComplex(a,n);
                     }
              }
                     break;
              case 9:return 0;
              default:printf("請輸入正确選項\n");
                     break;
              }
       }
    return 0;
}
void CreatComplex(struct Complex input[], int Re, int Im,int n) {//建立複數
    input[n].Re=Re;
    input[n].Im=Im;
}
void InitialComplex(struct Complex input[],int n){//初始化；
    input[n].Re=0;
    input[n].Im=0;
}
double GetRe(struct Complex input[], int n) {//獲得實部
    return input[n].Re;
}
double GetIm(struct Complex input[], int n) {//獲得虛部
    return input[n].Im;
}
Complex AddComplex(struct Complex input[],int n1,int n2) {//加法
    Complex re;
    re.Re=input[n1].Re+input[n2].Re;
    re.Im=input[n1].Im+input[n2].Im;
    return re;
}
Complex MinusComplex(struct Complex input[], int n1, int n2){//減法
    Complex re;
    re.Re=input[n1].Re-input[n2].Re;
    re.Im=input[n1].Im-input[n2].Im;
    return re;
}
Complex MultiplicationComplex(struct Complex input[], int n1, int n2){//乘法
    Complex re;
    re.Re=((input[n1].Re*input[n2].Re)-(input[n1].Im*input[n2].Im));
    re.Im=((input[n1].Im*input[n2].Re)-(input[n1].Re*input[n2].Im));
    return re;
}
void PrintComplex(struct Complex input[],int n){//列印
    printf("%lf + %lf i\n",input[n].Re,input[n].Im);
}