Eroare de compilare: user.cpp:14: warning: integer constant is too large for ‘long’ type user.cpp: In function ‘int main()’: user.cpp:8: error: ‘ifstream’ was not declared in this scope user.cpp:8: error: expected ‘;’ before ‘fin’ user.cpp:9: error: ‘ofstream’ was not declared in this scope user.cpp:9: error: expected ‘;’ before ‘fout’ user.cpp:10: error: ‘fin’ was not declared in this scope user.cpp:16: error: expected ‘)’ before ‘;’ token user.cpp:18: error: ‘fout’ was not declared in this scope