#include <bits/stdc++.h>
using namespace std;
#pragma comment(linker, "/STACK:102400000,102400000")
const int MOD = 1e9 + 7;
const int N = 1e4 + 3;
int n, m;
int a[N];
int b[N];
int main() {
  ios::sync_with_stdio(0);
  cin >> n >> m;
  if (n == 1)
    a[1] = 1;
  else if (n == 2)
    a[1] = 3, a[2] = 4;
  else {
    a[1] = n - 2;
    for (int i = int(2); i <= int(n); ++i) a[i] = 2;
  }
  if (m == 1)
    b[1] = 1;
  else if (m == 2)
    b[1] = 3, b[2] = 4;
  else {
    b[1] = m - 2;
    for (int i = int(2); i <= int(m); ++i) b[i] = 2;
  }
  for (int i = int(1); i <= int(n); ++i) {
    for (int j = int(1); j <= int(m); ++j) cout << a[i] * b[j] << " ";
    cout << endl;
  }
}
