Ninth java jobs

test.java

 

 Factory.java

 

 rectangle.java

 

Column.java

 

 

 Square.java

 

 

 trapezium.java

 

 

 

 Shape.java

 

 CIrcle.java

 

operation result

1. square

 

 2. rectangle

 3. trapezoid

 

 4. Triangle

 

 5. Round