#include <bits/stdc++.h>
using namespace std;
long long a[100009];
int main() {
  long long n, x, y;
  int i;
  while (cin >> n >> x >> y) {
    int flag = 0;
    for (i = 1; i <= n - 1; i++) a[i] = 1, y--;
    a[n] = y;
    if (a[n] <= 0) flag = 1;
    long long sum = 0;
    for (i = 1; i <= n; i++) {
      sum = sum + a[i] * a[i];
    }
    if (sum < x || flag)
      cout << "-1" << endl;
    else {
      for (i = 1; i <= n; i++) {
        cout << a[i] << endl;
      }
    }
  }
}
