Compilare: user.cpp: In function ‘int Bs(long long int&, int)’: user.cpp:31:8: warning: unused variable ‘prof’ [-Wunused-variable] ll prof = cp; ^~~~ user.cpp: In function ‘int main()’: user.cpp:52:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &k); ^ user.cpp:56:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &x); ^ user.cpp:60:51: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &v[i].c, &v[i].p, &v[i].r); ^