OJ Board

hi,,, what wrong with this gave me run time error every time i submit it help,, #include<iostream> #include<vector> #include<queue> using namespace std; void logic (vector<vector <int> > graph) { vector<int> ret; vector<int> indgree(graph.size(),0); queue<int> q; for(int i=0;i<graph.size();i++) for(...