Compilare: user.cpp: In function ‘int main()’: user.cpp:31:13: warning: unused variable ‘m3’ [-Wunused-variable] int pz1,pz2,m3,m4,m5; ^ user.cpp:31:16: warning: unused variable ‘m4’ [-Wunused-variable] int pz1,pz2,m3,m4,m5; ^ user.cpp:31:19: warning: unused variable ‘m5’ [-Wunused-variable] int pz1,pz2,m3,m4,m5; ^ user.cpp:13:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(pFile,"%d",&n); ^ user.cpp:16:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(pFile,"%d",&v[i]); ^ user.cpp:48:33: warning: ‘pz2’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<mx<<" \n"<<pz1<<" "<<pz2; ^ user.cpp:48:20: warning: ‘pz1’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<mx<<" \n"<<pz1<<" "<<pz2; ^