7.6
...\BallCollision.c
...\BallCollision.dsp
...\BallCollision.dsw
...\BallCollision.ncb
...\BallCollision.opt
...\BallCollision.plg
...\Debug
...\.....\BallCollision.exe
...\.....\BallCollision.ilk
...\.....\BallCollision.obj
...\.....\BallCollision.pch
...\.....\BallCollision.pdb
...\.....\vc60.idb
...\.....\vc60.pdb