void add_connection(int u, int v, int t) { current++; Edge *e = new Edge(u, v); tree.modify(current, current + t - 1, e); if (current == 1) add_node(stk[1]); }
void add_connection(int u, int v, int t) { current++; Edge *e = new Edge(u, v); tree.modify(current, current + t - 1, e); if (current == 1) add_node(stk[1]); }