Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:96:55: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int count = 1; count < graph[index].size(); ++count) { ^ user.cpp:127:17: error: ‘class std::vector<int>’ has no member named ‘start’ sort(common.start(), common.end()); ^ user.cpp:40:42: warning: unused variable ‘index’ [-Wunused-variable] int n, m, x, y, start, end, count=1, index; ^