File list (Check if you may need any files):
Ex1\main.py
...\mainwindow.py
...\mainwindow.pyc
...\mainwindow.ui
...\My PyQt4 QtGui Project.xpyqt
...\__pycache__\mainwindow.cpython-33.pyc
..2\main.py
...\mainwindow.py
...\mainwindow.pyc
...\mainwindow.ui
...\My PyQt4 QtGui Project.xpyqt
...\snack2210-py.zip
...\__pycache__\mainwindow.cpython-33.pyc
..3\input.txt
...\main.py
...\mainwindow.py
...\mainwindow.pyc
...\mainwindow.ui
...\My PyQt4 QtGui Project.xpyqt
...\readme.txt
readme.txt
Ex1\__pycache__
..2\__pycache__
Ex1
Ex2
Ex3