Compilare: user.cpp: In function ‘void proc_rmq()’: user.cpp:52:14: warning: unused variable ‘pow’ [-Wunused-variable] int i, j, pow; ^ user.cpp: In function ‘int solve(const int&)’: user.cpp:113:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:116:8: warning: unused variable ‘type’ [-Wunused-variable] int type, x, y, i; ^