Вывести стоки от N1 до N2

#include "stdafx.h"
#include <vector>
#include <iostream>
#include <fstream>
#include <string>
#include <windows.h>
 
using namespace std;
 
int main()
{
    fstream file("H:\\file.txt");
    vector<string> string_list;
    string temp;
 
    while (!file.eof()){
        getline(file, temp);
        string_list.push_back(temp);
    }
 
    int print_count = 0;
    int string_count = string_list.size();
 
    cout << "How many lines of print?:";
    cin >> print_count;
 
    if (print_count > string_count)
    {
        cout << print_count << " more than there is in the file" << endl;
        return 1;
    }
 
    char direct = ' ';
    cout << "h - head, t - tail" << endl;
    cin >> direct;
 
    switch (direct)
    {
    case 't':
        for (int i = 0; i < print_count; i++)
        {
            cout << string_list[string_count - 1 - i] << endl;
        }
        break;
    case 'h':
        for (int i = 0; i < print_count; i++)
            cout << string_list[i] << endl;
        break;
        case 
            
    default:
        cout << "I don't now what is '" << direct << "'." << endl;
    }
    cout << endl;
    system("pause");
    return 0;
}