Compilare: user.cpp: In function ‘int SSM(std::vector<int>)’: user.cpp:15:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < v.size(); i++) ~~^~~~~~~~~~ user.cpp: In function ‘int S(char*&)’: user.cpp:88:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int Termen(char*&)’: user.cpp:78:1: warning: control reaches end of non-void function [-Wreturn-type] } ^