lab1 ....\.classpath ....\.project ....\.settings ....\.........\org.eclipse.jdt.core.prefs ....\bin ....\...\application ....\...\...........\WordPuzzle.class ....\...\...........\WordPuzzleTest.class ....\src ....\...\application ....\...\...........\WordPuzzleZHAO.java ....\...\...........\WordPuzzleTest.java