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