#include <iostream>
# include <bits/stdc++.h>
using namespace std;

class  Node {
public:
vector <string > arr;
int final_state=0;
char name;

void inti(){
arr.clear();
final_state=0;
name ="";
}
};


vector<vector<Node> > NFA_DFA(vector<vector<Node> > arr_2D, vector<string> transtion){
    vector<vector<Node> > DFA_array;
    vector <Node>row;
    Node elem;
    elem.arr.push_back(arr_2D[0][0].arr[0]);
    elem.name=(char)65;
    elem.final_state=arr_2D[0][0].final_state;
    row.push_back(elem);
    elem.inti();








return DFA_array;
}






























int main()
{
    cout << "Hello world!" << endl;
    return 0;
}