Compilare: user.cpp: In function ‘int main()’: user.cpp:17:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf (fin,"%d%d\n",&n,&m); ^ user.cpp:36:9: warning: ‘com’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (teo<com){ ^ user.cpp:36:9: warning: ‘teo’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:70:55: warning: ‘per’ may be used uninitialized in this function [-Wmaybe-uninitialized] fprintf (fout,"%d",max(modul(teo-st),modul(per-st))+modul(com-st)); ^