#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    ll v;
    cin >> v;
    auto sq = [&](ll v){
        ll res = sqrtl(v) + 5;
        while(res * res > v) res--;
        return res;
    };
    vector<ll> ans;
    while(v){
        ans.push_back(sq(v));
        v -= ans.back();
    }
    cout << ans.size() << '\n';
    for(int i = 0; i < ans.size(); i++){
        cout << ans[i] << (i + 1 == ans.size() ? '\n' : ' ');
    }
}