FOR STEAM PLAYERS

1.Go to your steam directory
2.Go to the steamapps folder
3.Go to the common folder
4.Find Half-Life folder
5.Extract the cstrike folder on to the rar 



FOR CRACK OR FOR STEAM PLAYER THAT PROBABLY CHANGED THE INSTALL DIRECTORY OF YOUR GAME

1.Go to your HALF-LIFE/COUNTER-STRIKE Directory
2.Extract the cstrike folder on to the rar