Compilare: user.cpp: In function ‘int main()’: user.cpp:37:19: warning: unused variable ‘j’ [-Wunused-variable] int n, k, i, j, now, q, ant; ^ user.cpp:37:22: warning: unused variable ‘now’ [-Wunused-variable] int n, k, i, j, now, q, ant; ^ user.cpp:37:27: warning: unused variable ‘q’ [-Wunused-variable] int n, k, i, j, now, q, ant; ^ user.cpp:37:30: warning: unused variable ‘ant’ [-Wunused-variable] int n, k, i, j, now, q, ant; ^