Compilare: user.cpp: In function ‘int main()’: user.cpp:65:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&n); ^ user.cpp:73:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&v[i]); ^ user.cpp: In function ‘void disk()’: user.cpp:45:27: warning: ‘min’ may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf(out,"%d",f[min]-R); ^ user.cpp: In function ‘int main()’: user.cpp:84:5: warning: ‘d’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(d!=1) ^