Compilare: user.cpp: In function ‘bool win(char)’: user.cpp:91:22: warning: unused variable ‘blank’ [-Wunused-variable] int on_something,blank; ^ user.cpp: In function ‘bool move(char)’: user.cpp:210:9: warning: unused variable ‘nr_pos’ [-Wunused-variable] int nr_pos = 0;//numarul de posibilitati de a completa ceva ^ user.cpp: In function ‘bool has_move(char)’: user.cpp:205:1: warning: control reaches end of non-void function [-Wreturn-type] } ^