#include <bits/stdc++.h>
using namespace std;
vector<long long int> func(long long int n) {
  vector<long long int> v(n, 1);
  if (n == 2) {
    v[0] = 3;
    v[1] = 4;
  } else if (n > 2) {
    if (n % 2 == 1) {
      v[0] = 2;
      v[n - 1] = (n + 1) / 2;
    } else
      v[n - 1] = (n - 2) / 2;
  }
  return v;
}
void solve() {
  long long int n, m;
  cin >> n >> m;
  vector<long long int> v1 = func(n);
  vector<long long int> v2 = func(m);
  for (long long int i = 0; i < n; i++) {
    for (long long int j = 0; j < m; j++) cout << v1[i] * v2[j] << " ";
    cout << "\n";
  }
}
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  long long int qc = 1;
  for (long long int i = 1; i <= qc; i++) solve();
}
