Eroare de compilare: user.cpp:6: error: expected initializer before ‘ifstream’ user.cpp:35: error: ‘::main’ must return ‘int’ user.cpp: In function ‘int main()’: user.cpp:37: error: ‘f’ was not declared in this scope user.cpp:70: error: ‘g’ was not declared in this scope user.cpp:75: error: ‘fin’ was not declared in this scope user.cpp:78: error: expected ‘}’ at end of input user.cpp:78: error: expected ‘}’ at end of input