标签：comment scanner class public ext dex string nbsp str
public class Complex { double real;
double image; Complex(){ Scanner input = new Scanner(System.in); double real = input.nextDouble(); double image = input.nextDouble(); Complex(real,image); } private void Complex(double real, double image) {
this.real = real; this.image = image; } Complex(double real,double image){ this.real = real; this.image = image; } public double getReal() { return real; } public void setReal(double real) { this.real = real; } public double getImage() { return image; } public void setImage(double image) { this.image = image; } Complex add(Complex a){
double real2 = a.getReal(); double image2 = a.getImage(); double newReal = real + real2; double newImage = image + image2; Complex result = new Complex(newReal,newImage); return result; } Complex sub(Complex a){
double real2 = a.getReal(); double image2 = a.getImage(); double newReal = real - real2; double newImage = image - image2; Complex result = new Complex(newReal,newImage); return result; } Complex mul(Complex a){ double real2 = a.getReal(); double image2 = a.getImage(); double newReal = real*real2 - image*image2; double newImage = image*real2 + real*image2; Complex result = new Complex(newReal,newImage); return result; } Complex div(Complex a){ double real2 = a.getReal(); double image2 = a.getImage(); double newReal = (real*real2 + image*image2)/(real2*real2 + image2*image2); double newImage = (image*real2 - real*image2)/(real2*real2 + image2*image2); Complex result = new Complex(newReal,newImage); return result; } public void print(){
if(image > 0){ System.out.println(real + " + " + image + "i"); }else if(image < 0){ System.out.println(real + "" + image + "i"); }else{ System.out.println(real); } } }标签：comment scanner class public ext dex string nbsp str
原文地址：http://www.cnblogs.com/tanmengjia39/p/6550449.html
