Compilare: user.cpp: In function ‘int main()’: user.cpp:9:13: warning: unused variable ‘k’ [-Wunused-variable] int q,n,k,ct,z,p10,x,y,t; ^ user.cpp:9:15: warning: unused variable ‘ct’ [-Wunused-variable] int q,n,k,ct,z,p10,x,y,t; ^~ user.cpp:9:20: warning: unused variable ‘p10’ [-Wunused-variable] int q,n,k,ct,z,p10,x,y,t; ^~~ user.cpp:9:24: warning: unused variable ‘x’ [-Wunused-variable] int q,n,k,ct,z,p10,x,y,t; ^ user.cpp:9:26: warning: unused variable ‘y’ [-Wunused-variable] int q,n,k,ct,z,p10,x,y,t; ^ user.cpp:9:28: warning: unused variable ‘t’ [-Wunused-variable] int q,n,k,ct,z,p10,x,y,t; ^