Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:32:31: error: ‘memset’ was not declared in this scope memset(qs, false, sizeof(qs)); ^ user.cpp:20:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cifre4.in", "rt", stdin); ^ user.cpp:21:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cifre4.out", "wt", stdout); ^