1#include <iostream>2#include <vector>3#include <algorithm>4#include <queue>5#include <stack>6#include <string>7#include <fstream>8#include 9#include <set>10usingnamespacestd;1112structnode {13intdata;14node *next;15node() : data(0), next(NULL) { }16node(intd) : data(d), next(...