#include <bits/stdc++.h>
using namespace std;
const int MaxN = 100;
int a[MaxN];
int b[MaxN];
int main() {
  int n, m;
  scanf("%d%d", &n, &m);
  if (n == 1)
    a[0] = 1;
  else if (n == 2)
    a[0] = 3, a[1] = 4;
  else if (n % 2 == 0) {
    for (int i = 0; i < n - 1; i++) a[i] = 1;
    a[n - 1] = (n - 2) / 2;
  } else {
    a[0] = 2;
    for (int i = 1; i < n - 1; i++) a[i] = 1;
    a[n - 1] = (n + 1) / 2;
  }
  if (m == 1)
    b[0] = 1;
  else if (m == 2)
    b[0] = 3, b[1] = 4;
  else if (m % 2 == 0) {
    for (int i = 0; i < m - 1; i++) b[i] = 1;
    b[m - 1] = (m - 2) / 2;
  } else {
    b[0] = 2;
    for (int i = 1; i < m - 1; i++) b[i] = 1;
    b[m - 1] = (m + 1) / 2;
  }
  for (int i = 0; i < n; i++) {
    for (int j = 0; j < m; j++) printf("%d ", a[i] * b[j]);
    printf("\n");
  }
}
