Borderou de evaluare (job #543058)

Eroare de compilare: user.cpp: In function ‘int32_t main()’: user.cpp:5:5: error: ‘ios_base’ has not been declared user.cpp:6:2: error: ‘cin’ was not declared in this scope user.cpp:6:2: note: suggested alternative: /usr/include/c++/4.6/iostream:61:18: note: ‘std::cin’ user.cpp:7:2: error: ‘cerr’ was not declared in this scope user.cpp:7:2: note: suggested alternative: /usr/include/c++/4.6/iostream:63:18: note: ‘std::cerr’ user.cpp:8:2: error: ‘cout’ was not declared in this scope user.cpp:8:2: note: suggested alternative: /usr/include/c++/4.6/iostream:62:18: note: ‘std::cout’ user.cpp:14:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:16:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]