Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:17: error: ‘memset’ was not declared in this scope user.cpp:7: warning: unused variable ‘l’ user.cpp:9: warning: unused variable ‘out’ user.cpp:10: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp:13: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result