#include <bits/stdc++.h>
using namespace std;
void get(int a[], int n) {
  if (n == 1) {
    a[0] = 1;
    return;
  }
  if (n == 2) {
    a[0] = 3;
    a[1] = 4;
    return;
  }
  if (n % 2 == 0) {
    for (int i = 0; i < n - 1; i++) a[i] = 1;
    a[n - 1] = (n / 2 - 1);
  } else {
    for (int i = 0; i < n - 2; i++) a[i] = 1;
    a[n - 2] = 2;
    a[n - 1] = n / 2 + 1;
  }
}
int a[110];
int b[110];
int main() {
  int n, m;
  while (scanf("%d%d", &n, &m) == 2) {
    get(a, n);
    get(b, m);
    for (int i = 0; i < n; i++) {
      for (int j = 0; j < m; j++) {
        printf("%d", a[i] * b[j]);
        if (j < m - 1)
          printf(" ");
        else
          printf("\n");
      }
    }
  }
  return 0;
}
