#include <bits/stdc++.h>
using namespace std;
const long long base = 1202;
const long long somod = 1e9 + 69;
const long long maxn = 1e6 + 6;
long long f[maxn], h[maxn], b[maxn];
long long gethash(long long l, long long r) {
  return (h[r] - h[l - 1] * b[r - l + 1] + somod * somod) % somod;
}
long long n;
string s;
int32_t main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  if (fopen("test.inp", "r"))
    freopen("test.inp", "r", stdin), freopen("test.out", "w", stdout);
  cin >> n >> s;
  fill_n(f, maxn, -1);
  b[0] = 1;
  for (long long i = 1; i <= n; i++) {
    b[i] = b[i - 1] * base % somod;
    h[i] = (h[i - 1] * base + s[i - 1]) % somod;
  }
  long long cur = -1;
  for (long long i = n / 2; i >= 1; i--) {
    long long j = n - i + 1;
    long long len = j - i;
    cur += 2;
    cur = min(cur, len);
    if (cur % 2 == 0) cur--;
    for (; cur > 0; cur -= 2) {
      if (gethash(i, i + cur - 1) == gethash(j - cur + 1, j)) {
        f[i] = cur;
        break;
      }
    }
  }
  for (long long i = 1; i <= (n + 1) / 2; i++) cout << f[i] << ' ';
}
