teatru1.cpp: In member function 'Huge Huge::operator+(const Huge&) const': teatru1.cpp:21: warning: comparison between signed and unsigned integer expressions teatru1.cpp:22: warning: comparison between signed and unsigned integer expressions teatru1.cpp:24: warning: comparison between signed and unsigned integer expressions teatru1.cpp: In member function 'Huge Huge::operator-(const Huge&) const': teatru1.cpp:42: warning: comparison between signed and unsigned integer expressions teatru1.cpp:43: warning: comparison between signed and unsigned integer expressions teatru1.cpp:45: warning: comparison between signed and unsigned integer expressions teatru1.cpp: In member function 'Huge Huge::operator*(const Huge&) const': teatru1.cpp:60: warning: comparison between signed and unsigned integer expressions teatru1.cpp:61: warning: comparison between signed and unsigned integer expressions teatru1.cpp:63: warning: comparison between signed and unsigned integer expressions teatru1.cpp: In function 'int main()': teatru1.cpp:97: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result teatru1.cpp:98: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result teatru1.cpp:99: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result