Compilare: user.cpp: In function ‘int query(double, double, double, double)’: user.cpp:49:9: warning: unused variable ‘mx’ [-Wunused-variable] int mx = -1, mn = -1; ^ user.cpp:49:18: warning: unused variable ‘mn’ [-Wunused-variable] int mx = -1, mn = -1; ^ user.cpp:50:9: warning: unused variable ‘st’ [-Wunused-variable] int st = 1, dr = n, mid; ^ user.cpp:50:17: warning: unused variable ‘dr’ [-Wunused-variable] int st = 1, dr = n, mid; ^ user.cpp:50:25: warning: unused variable ‘mid’ [-Wunused-variable] int st = 1, dr = n, mid; ^