spisok

#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <string>
#include <Windows.h>
#include <fstream>
#include <cstdio>
using namespace std;
struct List {
	string name;
	char rayon1[20];
	char rayon2[20];
	char rayon3[20];
	List *nxt;
};
void vvod(List* head, int n, int size) {
	List* tmp = head;
	ifstream fin("ss.txt");
	for (int i = 0; i < n; ++i) {
		if (i) {
			tmp->nxt = new List;
			tmp = tmp->nxt;
			size++;
		}
		fin >> tmp->name;
		fin >> tmp->rayon1;
		fin >> tmp->rayon2;
		fin >> tmp->rayon3;
		tmp->nxt = NULL;
	}
	fin.close();
}/*
void remove_element(List *head, int n, int size)
{

	List* tmp = head;
	int i = 0;
	List* prev = NULL;
	if (head!=NULL && n < size)
	{
		while(tmp && i < n-1) {
			++i;
			prev = tmp;
			tmp = tmp->nxt;
		}
		if (!tmp) {
				return;
		}
		if (head == tmp)
		{
		head = tmp->nxt;
		}
		else
		{
			if (prev) {
				prev->nxt = tmp->nxt;
			}
		}
		size--;
		delete(tmp);
	}
}*/
void vivod(List *head, int n) {
	List* tmp = head;
	for (int i = 0; i < n; ++i) {
		cout << " NOMER " << i + 1 << endl;
		cout << tmp->name;
		cout << endl;
		cout << tmp->rayon1 << "   " << tmp->rayon2 << "   " << tmp->rayon3 << endl;
		tmp = tmp->nxt;
	}
}
void redaktirovat(int zbPos, List *head, string name, char rayon1[20], char rayon2[20], char rayon3[20], char s[20], char s1[20], char s2[20], string gorod)
{
	for (int i = 0; i < zbPos; ++i)
		head = head->nxt;

	head->name = gorod;
	strcpy(head->rayon1, s);
	strcpy(head->rayon2, s1);
	strcpy(head->rayon3, s2);
}
	int main()
	{
		List *head = new List;
		int n=0;
		int zbPos;
		string gorod;
		char stroka[20];
		char stroka1[20];
		char stroka2[20];
		int z = 0;
		cout << " Vvedite kolichestvo gorodov " << endl;
		cin >> n;
		int size = n;
		vvod(head, n, size);
		//cout << "size:" << size << endl;
		vivod(head, n);
		cout << " Cho pomenyat? " << endl;
		cin >> zbPos;
		cin.ignore();
		cout << " Gorod -> " << endl;
		cin >> gorod;
		cin.ignore();
		cout << " Rayon1-> " << endl;
		cin.getline(stroka, 20, '\n');
		cin.ignore();
		cout << " Rayon2-> " << endl;
		cin.getline(stroka1, 20, '\n');
		cin.ignore();
		cout << " Rayon3-> " << endl;
		cin.getline(stroka2, 20, '\n');
		redaktirovat(zbPos, head, head->name, head->rayon1, head->rayon2, head->rayon3, stroka, stroka1, stroka2, gorod);
		//cout << "Cho udalit? " << endl;
		//cin >> z;
		//remove_element(head, z, size);
		vivod(head, n);
		system("pause");
	}