Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:57:11: error: invalid initialization of reference of type ‘int&’ from expression of type ‘long long int’ read(n); ^ user.cpp:12:13: error: in passing argument 1 of ‘void read(int&)’ inline void read(int &nr) ^ user.cpp:56:30: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff,1,20000,stdin); ^ user.cpp: In function ‘void read(int&)’: user.cpp:14:103: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] while(buff[pos] < '0' || buff[pos] > '9') if(++pos == 20000) fread(buff, 1, 20000, stdin), pos = 0; ^ user.cpp:19:65: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] if(++pos == 20000) fread(buff, 1, 20000, stdin), pos = 0; ^