Compilare: user.cpp: In function ‘void V2()’: user.cpp:67:15: warning: unused variable ‘ni’ [-Wunused-variable] int i, j, ni, nj, o, p, Maxim; ^ user.cpp:67:19: warning: unused variable ‘nj’ [-Wunused-variable] int i, j, ni, nj, o, p, Maxim; ^ user.cpp:88:25: warning: ‘p’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << o << ' ' << p << '\n' << w << '\n'; ^ user.cpp:88:13: warning: ‘o’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << o << ' ' << p << '\n' << w << '\n'; ^