Compilare: user.cpp: In member function ‘BigNumber BigNumber::subNumber(int)’: user.cpp:29:59: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = _container.size() - n; i < _container.size(); i++) ^ user.cpp: In member function ‘BigNumber BigNumber::operator+(const BigNumber&)’: user.cpp:66:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] int addResult = (i < _container.size() ? _container[i] : 0) + (i < other._container.size() ? other._container[i] : 0); ^ user.cpp:66:93: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] int addResult = (i < _container.size() ? _container[i] : 0) + (i < other._container.size() ? other._container[i] : 0); ^ user.cpp: In member function ‘BigNumber BigNumber::operator-(const BigNumber&)’: user.cpp:86:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < _container.size(); i++) ^ user.cpp:88:73: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] int subResult = (_container[i] - carry) - (i < other._container.size() ? other._container[i] : 0); ^ user.cpp: In member function ‘BigNumber BigNumber::operator*(const BigNumber&)’: user.cpp:113:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < min.size(); i++) ^ user.cpp:121:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 0; j < max.size(); j++) ^ user.cpp: In member function ‘BigNumber BigNumber::operator/(BigNumber&)’: user.cpp:154:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (current <= _container.size()) ^ user.cpp:161:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (current > _container.size()) ^ user.cpp: In member function ‘int BigNumber::to_int()’: user.cpp:220:7: warning: unused variable ‘p’ [-Wunused-variable] int p = 0; ^ user.cpp: In function ‘int main()’: user.cpp:287:48: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < conv.getContainer().size(); i++) ^ user.cpp:279:9: warning: unused variable ‘x’ [-Wunused-variable] int n, x; ^