Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:40:16: error: ‘sort’ was not declared in this scope sort(a+1,a+n+1); ^ user.cpp:42:25: error: expected ‘;’ before ‘)’ token for(unsigned long i=n;i) ^ user.cpp:32:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("trandafiri.in","r",stdin); ^ user.cpp:33:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("trandafiri.out","w",stdout); ^