Compilare: user.cpp: In function ‘void Build_Groups()’: user.cpp:80:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < Comp[SccMax].size(); ++ i) ^ user.cpp: In function ‘void AttachCD(int)’: user.cpp:116:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < D.size(); ++ i) ^ user.cpp: In function ‘int main()’: user.cpp:153:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(Comp[i].size() > SccSize) ^ user.cpp:162:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < B.size() && !OK; ++ i) ^ user.cpp:164:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < C.size() && !OK; ++ i) ^ user.cpp:171:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < A.size() - 1; ++ i) ^