9A''

#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>

using namespace std;
FILE *fl;
FILE *fl2;

int main()
{
    if ( (fl = fopen("chisla", "wb+")) == NULL)   // creating
       {
           cout << "File is NOT created";
       }
       else
       {
           cout << "File is created";
       }
       cout << endl;

    int n;
    cout << "Vvedite razmer massiva" << endl;
    cin >> n;

    int * mass = new int [n];
    for (int i = 0; i < n; i++)
    {
        cout << "[" << i << "] = ";
        cin >> mass[i];
    }
    cout << endl;

    fwrite(mass,sizeof(mass),1,fl);
    fclose(fl);
    if((fl = fopen("chisla", "rb+")) == NULL)
    {
        cout << "File is not opened!";
    }

    fread(mass,sizeof(mass), 1, fl);
    fclose(fl);
    if ((fl = fopen("chisla" , "rb+")) == NULL)
    {
        cout << "File is not opened!";
    }

    int x, nech = 0, pl = 0;
    while (fread(&x, sizeof(int), 1, fl) == 1)
    {
        if ((x - 1) % 2 != 0 && x + 1 > 0)
            nech++;
    }
    cout << "nech = " << nech;
    if((fl2 = fopen("file2", "wt+")) == NULL)
    {
        cout << "Oshibka pri sozdanii txt!" << endl;
    }






}