Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:9:17: error: variable ‘std::ifstream fin’ has initializer but incomplete type ifstream fin("cmmdc.in"); ^ user.cpp:10:18: error: variable ‘std::ofstream fout’ has initializer but incomplete type ofstream fout("cmmdc.out"); ^ user.cpp: At global scope: user.cpp:20:1: error: expected unqualified-id before ‘if’ if(a==1) ^ user.cpp:22:1: error: expected unqualified-id before ‘else’ else ^ user.cpp:24:1: error: expected unqualified-id before ‘return’ return 0; ^ user.cpp:25:1: error: expected declaration before ‘}’ token } ^