Eroare de compilare: user.cpp:7: warning: ‘typedef’ was ignored in this declaration user.cpp: In function ‘int main()’: user.cpp:25: error: ‘memset’ was not declared in this scope user.cpp:16: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:18: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:20: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result