#include <bits/stdc++.h>
using namespace std;
int n, m, a[111], b[111];
int main() {
  cin >> n >> m;
  for (int i = 1; i < max(m, n); i++) a[i] = 2, b[i] = 2;
  if (n > 2)
    a[0] = n - 2;
  else if (n == 1)
    a[0] = 1;
  else
    a[0] = 3, a[1] = 4;
  if (m > 2)
    b[0] = m - 2;
  else if (m == 1)
    b[0] = 1;
  else
    b[0] = 3, b[1] = 4;
  for (int i = 0; i < n; i++, cout << '\n')
    for (int j = 0; j < m; ++j) cout << a[i] * b[j] << ' ';
  return 0;
}
