Compilare: user.cpp: In function ‘void retea2()’: user.cpp:33:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d %d\n",&n,&m); ^ user.cpp:41:61: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%lf %lf\n",&centrale[i].x,&centrale[i].y); ^ user.cpp:45:59: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%lf %lf\n",&blocuri[i].x,&blocuri[i].y); ^