File list (Check if you may need any files):
Java_calculator
...............\.classpath
...............\.project
...............\bin
...............\...\Calculator.jar
...............\...\com
...............\...\...\calculator$1.class
...............\...\...\calculator$10.class
...............\...\...\calculator$11.class
...............\...\...\calculator$12.class
...............\...\...\calculator$13.class
...............\...\...\calculator$14.class
...............\...\...\calculator$15.class
...............\...\...\calculator$16.class
...............\...\...\calculator$17.class
...............\...\...\calculator$18.class
...............\...\...\calculator$19.class
...............\...\...\calculator$2.class
...............\...\...\calculator$20.class
...............\...\...\calculator$21.class
...............\...\...\calculator$22.class
...............\...\...\calculator$23.class
...............\...\...\calculator$24.class
...............\...\...\calculator$25.class
...............\...\...\calculator$26.class
...............\...\...\calculator$27.class
...............\...\...\calculator$3.class
...............\...\...\calculator$4.class
...............\...\...\calculator$5.class
...............\...\...\calculator$6.class
...............\...\...\calculator$7.class
...............\...\...\calculator$8.class
...............\...\...\calculator$9.class
...............\...\...\calculator.class
...............\...\...\tip_dialog.class
...............\...\...\tip_text_edit$1.class
...............\...\...\tip_text_edit.class
...............\...\manifest.mf
...............\Snake.jar
...............\src
...............\...\com
...............\...\...\calculator.java
...............\...\...\tip_dialog.java
...............\...\...\tip_text_edit.java
...............\untitled.BMP