#include <bits/stdc++.h>
using namespace std;
int main() {
  long long n, x, y;
  scanf("%lld%lld%lld", &n, &x, &y);
  if (y < n)
    printf("-1\n");
  else {
    long long rs = (n - 1) + (y - (n - 1)) * (y - (n - 1));
    if (rs >= x) {
      printf("%lld\n", y - (n - 1));
      for (int i = 0; i < n - 1; i++) printf("1\n");
    } else
      printf("-1\n");
  }
}
