package package sihwan.test.sub1

public class Sub1 {
	// power of git
	System.out.println("This is sub1");
	// edit
	String edit = "Eidt line";//some error?
}

package package sihwan.test.sub1

public class Sub1 {
	// power of git
	System.out.println("This is sub1");
	// edit
	String edit = "Edit line"; // fix by linux
}

fix by linux