#include <bits/stdc++.h>
#pragma comment(linker, "/STACK:167772160")
using namespace std;
const int inf = 1000000000;
long long n, x, y, i, j, a[100001], qq;
int main() {
  cin >> n >> x >> y;
  if (y < n) {
    cout << "-1" << endl;
    return 0;
  }
  for (i = 1; i <= n; i++) a[i] = 1;
  a[n] = a[n] + y - n;
  qq = 0;
  for (i = 1; i <= n; i++) qq += a[i] * a[i];
  if (qq >= x) {
    for (i = 1; i <= n; i++) cout << a[i] << endl;
    return 0;
  }
  cout << "-1" << endl;
}
