The following text was written to the standard output stream when the BasicListener.java program was executed from IntelliJ.
/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -javaagent:/opt/intellij-idea-community/lib/idea_rt.jar=46723:/opt/intellij-idea-community/bin -Dfile.encoding=UTF-8 -classpath /home/lpetion/IdeaProjects/CS1/out/production/CS1:/home/lpetion/IdeaProjects/CS1/SimplePainter.jar:/home/lpetion/IdeaProjects/CS1/SimpleComposer.jar:/home/lpetion/IdeaProjects/CS1/jfugue-4.0.3-with-musicxml.jar mmw.BasicsListener c.mms1... c.mms2... (C,2) (C,2) c.mms3... (C,1) (C,1) (C,1) (C,1) c.mms4... (C,1/2) (C,1/2) (C,1) (C,2) c.mms5... (C,1) / (D,1) \ (C,2) c.mms6... (C,1) \ (B,1) / (C,2) c.mms7... / (E,1/2) (E,1/2) \ (D,1) \ (C,2) c.mms8... \ (A,1/2) (A,1/2) / (B,1) / (C,2) Process finished with exit code 0