Untitled

class Complejo{
    private double real;
    private double imag;
    
    Complejo(){
        this(0,0);
    }
    
    Complejo(double real, double imag){
        this.real=real;
        this.imag=imag;
    }
    
    void setReal(double real){
        this.real=real;
    }
    
    double getReal(){
        return this.real;
    }
    
    void setImag(double imag){
        this.imag=imag;

    }
    
    double getImag(){
        return imag;
    }
    
    Complejo sumar(Complejo b){
        return new Complejo(this.real+b.real, this.imag+b.imag);
    }
    
    public String toString(){
        return       this.real+  (this.imag>=0?" + "+this.imag+"i": " "+this.imag+"i") ;
    }
    
    
}