Printed sum

package.bluej

 #BlueJ package file
-editor.fx.0.height=722
+editor.fx.0.height=717
 editor.fx.0.width=800
-editor.fx.0.x=479
-editor.fx.0.y=23
+editor.fx.0.x=470
+editor.fx.0.y=219
 objectbench.height=101
-objectbench.width=776
+objectbench.width=553
 package.divider.horizontal=0.6
 package.divider.vertical=0.8007380073800738
 package.editor.height=427
-package.editor.width=674
+package.editor.width=451
 package.editor.x=0
-package.editor.y=124
+package.editor.y=27
 package.frame.height=600
-package.frame.width=800
+package.frame.width=577
 package.numDependencies=0
 package.numTargets=1
 package.showExtends=true