Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:48:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j; ^ user.cpp: In function ‘int main()’: user.cpp:82:5: error: redefinition of ‘int main()’ int main() ^ user.cpp:46:5: error: ‘int main()’ previously defined here int main() ^ user.cpp:84:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j; ^ user.cpp:114:52: error: expected ‘}’ at end of input fout << fixed << setprecision(2) << mij << "\n"; ^