Compilare: user.cpp: In function ‘void bkt(int)’: user.cpp:17:22: warning: unused variable ‘fol’ [-Wunused-variable] for (int fol = 1, i = 1; i <= n; i++) ^ user.cpp: In function ‘int main()’: user.cpp:36:23: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘short int*’ [-Wformat=] fscanf(f, "%d", &n); ^ user.cpp:36:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &n); ^