#include <bits/stdc++.h>
#pragma comment(linker, "/STACK:16777216")
using namespace std;
int com(const void* a, const void* b) { return *(int*)a - *(int*)b; }
int main(void) {
  int n, m, a[100], b[100], i, z;
  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) {
    a[0] = 2;
    for (i = 1; i < n - 1; i++) a[i] = 1;
    a[n - 1] = (n + 1) / 2;
  } else {
    for (i = 0; i < n - 1; i++) a[i] = 1;
    a[n - 1] = (n - 2) / 2;
  }
  if (m == 1)
    b[0] = 1;
  else if (m == 2) {
    b[0] = 3;
    b[1] = 4;
  } else if (m % 2) {
    b[0] = 2;
    for (i = 1; i < m - 1; i++) b[i] = 1;
    b[m - 1] = (m + 1) / 2;
  } else {
    for (i = 0; i < m - 1; i++) b[i] = 1;
    b[m - 1] = (m - 2) / 2;
  }
  for (i = 0; i < n; i++) {
    for (z = 0; z < m; z++) printf("%d ", a[i] * b[z]);
    printf("\n");
  }
}
