File list (Check if you may need any files):
LargeNumberCalculate\.classpath
....................\.project
....................\.settings\org.eclipse.jdt.core.prefs
....................\bin\LargeNumberCalculate\LargeNumber.class
....................\...\....................\MainClass.class
....................\src\LargeNumberCalculate\LargeNumber.java
....................\...\....................\MainClass.java
....................\bin\LargeNumberCalculate
....................\src\LargeNumberCalculate
....................\.settings
....................\bin
....................\src
LargeNumberCalculate