Club Sportif Constantinois is an Algerian football club based in Constantine, Algeria. It is also known as CS Constantine or simply CSC. The club's colors are green and black, and it was founded in 1898. The CSC are also known as The Smurfs. The capacity of their home stadium, Stade Mohamed Hamlaoui, is 40,000 people. The club currently competes in Algeria's Ligue Professionnelle 1.