View difference between Paste ID: NJgGFR8V and xfptuTiX

 package Aufgaben;
 public class Program{
 	public static void main(String[] args) {
- 		Complex c1 = new Complex();
+ 		Complex c1 = new Complex(2, 2);
-       	Complex c2 = new Complex();
+       	Complex c2 = new Complex(4, 3);
-       	c1.init(2, 2);
+
-       	c2.init(4, 3);
+
        	c2.print(); // 4+3i
 
        	c1.add(c2);
        	c2.mul(c1);
       	c2.print();
        	c2.sub(c1);
 
        	c1.print(); // 6+5i
        	c2.print(); // 3+33i
        	}
 }
 
 public class Complex{
   public int real;
   public int imaginary;
 
   public Complex(int r, int i){
-  public void init(int r, int i){
+
     this.imaginary = i;
   }
 
   public void print(){
     System.out.print(this.real + "+" + this.imaginary + "i \n");
    }
 
   public void add(Complex c){
     this.real += c.real;
     this.imaginary += c.imaginary;
   }
 
   public void mul(Complex c){
     int oldreal = this.real;
     this.real = this.real * c.real - this.imaginary * c.imaginary;
     this.imaginary = oldreal * c.imaginary + this.imaginary * c.real;
   }
 
   public void sub(Complex c){
     this.real -= c.real;
     this.imaginary =this.imaginary- c.imaginary;
   }
 }