bin_files

#include <iostream>
#include <fstream>
#include <cstdlib>
#include <ctime>

using namespace std;

void init(FILE* f)
{
    srand(time(0));
    int cnt = 10;
    int n = 2;
    int* ar = new int[cnt];
    for(int i = 0; i < cnt; i++) ar[i] = rand() % 100;

    fwrite(&cnt, sizeof(int), 1, f);
    fwrite(ar, sizeof(int), cnt, f);
    fwrite(&n, sizeof(int), 1, f);

    for(int i = 0; i < cnt; i++) cout << ar[i] << " ";  cout << "\n";

    delete[] ar;
}

int main()
{
    FILE* tf = fopen("input.txt", "wb");
    init(tf);
    fclose(tf);
    tf = fopen("input.txt", "rb");

    int cnt;
    int n;
    int* ar;

    fread(&cnt, sizeof(int), 1, tf);
    ar = new int[cnt];
    fread(ar, sizeof(int), cnt, tf);
    fread(&n, sizeof(int), 1, tf);

    for(int i = 0; i < cnt; i++) if(ar[i] % n) cout << ar[i] << " ";

    return 0;
}