#include <bits/stdc++.h>
using namespace std;
int n;
const int N = 1000005;
long long x, y, a[N];
int main() {
  bool fail;
  cin >> n >> x >> y;
  for (int i = 0; i < n - 1; i++) {
    y--;
    a[i] = 1;
  }
  a[n - 1] = y;
  fail = 0;
  long long sum = 0;
  for (int i = 0; i < n; i++) {
    if (a[i] <= 0) fail = 1;
    sum += a[i] * a[i];
  }
  if (sum < x) fail = 1;
  if (fail)
    puts("-1");
  else {
    for (int i = 0; i < n; i++) cout << a[i] << "\n";
  }
  return 0;
}
