#include <bits/stdc++.h>
using namespace std;
void make_sq(vector<int>& v, int n) {
  if (n == 2) {
    v.push_back(3);
    v.push_back(4);
  } else if ((n % 2) == 0) {
    int x1 = n / 2 - 1;
    v.push_back(x1);
    for (int i = 0; i < n - 1; i++) {
      v.push_back(1);
    }
  } else if (n == 1) {
    v.push_back(1);
  } else {
    int x1 = (n + 1) / 2;
    v.push_back(x1);
    v.push_back(2);
    for (int i = 0; i < n - 2; i++) {
      v.push_back(1);
    }
  }
}
int main() {
  int n, m;
  scanf("%d%d", &n, &m);
  vector<int> N;
  vector<int> M;
  make_sq(N, n);
  make_sq(M, m);
  for (int i = 0; i < n; i++) {
    for (int j = 0; j < m; j++) {
      printf("%d ", N[i] * M[j]);
    }
    printf("\n");
  }
}
