Compilare: user.cpp: In function ‘int main()’: user.cpp:26:12: warning: unused variable ‘aux’ [-Wunused-variable] int i, aux, gata = 0; ^ user.cpp:31:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&n); ^ user.cpp:34:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d", &p[i]); ^