File list (Check if you may need any files):
Closed_ball_elastic_collision_problem
.....................................\Ball.cpp
.....................................\Ball.h
.....................................\ChildView.cpp
.....................................\ChildView.h
.....................................\CollidingBalls.aps
.....................................\CollidingBalls.cpp
.....................................\CollidingBalls.h
.....................................\CollidingBalls.rc
.....................................\CollidingBalls.vcproj
.....................................\CollidingBalls.vcproj.CS-1E6C2C644E74.Tiaotiao.user
.....................................\DPoint.cpp
.....................................\DPoint.h
.....................................\GameLogic.cpp
.....................................\GameLogic.h
.....................................\MainFrm.cpp
.....................................\MainFrm.h
.....................................\ReadMe.txt
.....................................\res
.....................................\...\CollidingBalls.rc2
.....................................\Resource.h
.....................................\stdafx.cpp
.....................................\stdafx.h
Closed_ball_elastic_collision_problem.sln