#include <bits/stdc++.h>
using namespace std;
int a[1010], b[1010];
void get(int *a, int n) {
  int i;
  if (n == 1)
    a[1] = 1;
  else if (n == 2)
    a[1] = 3, a[2] = 4;
  else if (n % 2 == 0) {
    for (i = 1; i < n; i++) a[i] = 1;
    a[n] = (n - 2) / 2;
  } else {
    a[1] = 2;
    for (i = 2; i < n; i++) a[i] = 1;
    a[n] = (n + 1) / 2;
  }
}
int main() {
  int n, m, i, j;
  scanf("%d%d", &n, &m);
  get(a, n);
  get(b, m);
  for (i = 1; i <= n; i++) {
    for (j = 1; j <= m; j++) printf("%d ", a[i] * b[j]);
    puts("");
  }
}
