Compilare: user.cpp: In function ‘int main()’: user.cpp:32:11: warning: unused variable ‘m’ [-Wunused-variable] int n,m,x,t,a,b; ^ user.cpp:32:15: warning: unused variable ‘t’ [-Wunused-variable] int n,m,x,t,a,b; ^ user.cpp:32:17: warning: unused variable ‘a’ [-Wunused-variable] int n,m,x,t,a,b; ^ user.cpp:32:19: warning: unused variable ‘b’ [-Wunused-variable] int n,m,x,t,a,b; ^