Compilare: user.cpp: In function ‘int main()’: user.cpp:360: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result user.cpp: In member function ‘void BigIntTemplate<BASE_POW, LEN>::add_digit(uint32_t, bool, std::string&) const [with int BASE_POW = 8, int LEN = 64]’: user.cpp:167: instantiated from ‘void BigIntTemplate<BASE_POW, LEN>::print(std::string&) const [with int BASE_POW = 8, int LEN = 64]’ user.cpp:174: instantiated from ‘std::string BigIntTemplate<BASE_POW, LEN>::print() const [with int BASE_POW = 8, int LEN = 64]’ user.cpp:293: instantiated from here user.cpp:217: warning: format ‘%lu’ expects type ‘long unsigned int’, but argument 3 has type ‘uint64_t’ user.cpp:217: warning: format ‘%lu’ expects type ‘long unsigned int’, but argument 4 has type ‘uint64_t’ user.cpp: In member function ‘void BigIntTemplate<BASE_POW, LEN>::add_digit(uint32_t, bool, std::string&) const [with int BASE_POW = 4, int LEN = 128]’: user.cpp:167: instantiated from ‘void BigIntTemplate<BASE_POW, LEN>::print(std::string&) const [with int BASE_POW = 4, int LEN = 128]’ user.cpp:174: instantiated from ‘std::string BigIntTemplate<BASE_POW, LEN>::print() const [with int BASE_POW = 4, int LEN = 128]’ user.cpp:294: instantiated from here user.cpp:217: warning: format ‘%lu’ expects type ‘long unsigned int’, but argument 3 has type ‘uint64_t’ user.cpp:217: warning: format ‘%lu’ expects type ‘long unsigned int’, but argument 4 has type ‘uint64_t’