a connect four game using pygame
command line option:
"-player":player vs player
"-random": randome AI vs player(stupid AI)
"-AI1":fisrt version of AI vs player(look ahead one step ahead(not so strong!))
"-AI2":second version of AI (look ahead two steps ahead(strong))
video demo: https://www.youtube.com/watch?v=SaaQvBEB0Gs&feature=youtu.be