Eroare de compilare: user.cpp: In function ‘void read()’: user.cpp:29: error: ‘stdin’ was not declared in this scope user.cpp:29: error: ‘freopen’ was not declared in this scope user.cpp:30: error: ‘scanf’ was not declared in this scope user.cpp: In function ‘void apm_prim(int)’: user.cpp:44: error: ‘memset’ was not declared in this scope user.cpp: In function ‘void write()’: user.cpp:83: error: ‘stdout’ was not declared in this scope user.cpp:83: error: ‘freopen’ was not declared in this scope user.cpp:85: error: ‘printf’ was not declared in this scope