Eroare de compilare: user.cpp:1:21: error: iostream.h: No such file or directory user.cpp:2:20: error: fstream.h: No such file or directory user.cpp:3: error: expected nested-name-specifier before ‘namspace’ user.cpp:3: error: ‘namspace’ has not been declared user.cpp:3: error: expected ‘;’ before ‘std’ user.cpp:3: error: expected constructor, destructor, or type conversion before ‘;’ token user.cpp: In function ‘int main()’: user.cpp:6: error: ‘ifstream’ was not declared in this scope user.cpp:6: error: expected ‘;’ before ‘in’ user.cpp:7: error: ‘ofstream’ was not declared in this scope user.cpp:7: error: expected ‘;’ before ‘out’ user.cpp:9: error: ‘in’ was not declared in this scope user.cpp:13: error: ‘out’ was not declared in this scope