Compilare: user.cpp: In function ‘int main()’: user.cpp:29:25: warning: unused variable ‘c’ [-Wunused-variable] int ps=0,pd=0,mid=0,c=0,sol=0; ^ user.cpp:29:29: warning: unused variable ‘sol’ [-Wunused-variable] int ps=0,pd=0,mid=0,c=0,sol=0; ^ user.cpp:30:10: warning: unused variable ‘gasit’ [-Wunused-variable] bool gasit=false; ^