Compilare: user.cpp: In member function ‘void HugeN::atrib(int)’: user.cpp:16:25: warning: array subscript has type ‘char’ [-Wchar-subscripts] x[++x[0]] = nr % 10; ^ user.cpp: In member function ‘HugeN HugeN::operator+(const HugeN&)’: user.cpp:55:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] temp.x[++temp.x[0]] = tr; ^ user.cpp: In member function ‘HugeN HugeN::operator*(int)’: user.cpp:68:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] temp.x[++temp.x[0]] = tr % 10; ^ user.cpp: In function ‘int main()’: user.cpp:75:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("rute.in", "r", stdin); ^ user.cpp:76:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("rute.out", "w", stdout); ^ user.cpp:78:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &N); ^