File list (Check if you may need any files):
hw1_tetris
..........\.classpath
..........\.project
..........\.settings
..........\.........\org.eclipse.jdt.core.prefs
..........\bin
..........\...\hw1_tetris
..........\...\..........\GamePanel.class
..........\...\..........\MainFrame$1.class
..........\...\..........\MainFrame$2.class
..........\...\..........\MainFrame.class
..........\...\..........\NextPanel.class
..........\src
..........\...\hw1_tetris
..........\...\..........\MainFrame.java