1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
#include <bits/stdc++.h>

using namespace std;

int main()
{
    ios_base::sync_with_stdio(0);
    cout.tie(0);
    int n;
    cin >> n;

    vector<int> ciag;
    vector<int> ppc;
    int bigness=0;
    int point=1, sum=0, res=0;

    while(sum < n)
    {
        ciag.push_back(point);
        ppc.push_back(__builtin_popcount(point));
        sum+= __builtin_popcount(point);
        point++;
        bigness++;

    }

    for(int i=ciag.size()-1; i>=0; --i)
    {
        if(sum - ppc[i] >= n)
        {
            sum -= ppc[i];
            bigness--;
            ciag[i] = -100;
        }
    }

    cout << bigness << "\n";
     for(int i=ciag.size()-1; i>=0; --i)
     {
         if(ciag[i] > 0)
            cout << ciag[i] << " ";
     }

    return 0;
}