i cant reinstall os x
i tried almost everything but i still cant login
im already on pasword screen , put in my correct password and pressed enter.. then im on loading screen .
in the middle of loading screen suddenly my mac restarting itself.
i tried to safe mode or whatever mode. i tried to reinstall my os x but it cant be reinstall. i tried repairing my disk but i cant be repaired.. somebody please help me
MacBook Pro, OS X Yosemite (10.10)