Simple java program to understand compiling and running a program inside a package

/*---------------------------------------------------------------------------------------
Simple java program to understand compiling and running a program inside a package
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package javaprogs.basic;

class helloworld{

public static void main(String args[]){

System.out.println("Helloworld in basic package");

}

}
/*
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Output of compiling and running a package
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C:\Users\flower\Documents\javaprogs\basic>javac helloworld.java

C:\Users\flower\Documents\javaprogs\basic>cd ..

C:\Users\flower\Documents\javaprogs>cd ..

C:\Users\flower\Documents>java javaprogs.basic.helloworld
Helloworld in basic package
*/