Create: Education.java, Main.java, Person.java, Sex.java

Create: StreamMain.java, Main.java

Create: Main.java, OnTaskDoneListener.java, Worker.java

Create: Main.java, Calculator.java

create: Main.java

create: Main.java, SimpleTextGraphicsConverter.java, DefaultTextColorSchema.java

create: Main.java, Address.java

create: Main.java, Address.java