Compilare: user.cpp: In member function ‘void Nr::print()’: user.cpp:28:37: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf(fout, "%d", v[i]); ^ user.cpp: In member function ‘void Nr::cprint()’: user.cpp:32:27: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%d ", v[0]); ^ user.cpp:34:30: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%d", v[i]); ^ user.cpp: In function ‘int main()’: user.cpp:75:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%lld%lld", &A, &B); ^