#include <bits/stdc++.h>
using namespace std;
int main() {
  int a, b;
  cin >> a >> b;
  int qtd = 0, left = 0;
  if (a > 999)
    left = 10000, qtd = 4;
  else if (a > 99)
    left = 1000, qtd = 3;
  else if (a > 9)
    left = 100, qtd = 2;
  else
    left = 10, qtd = 1;
  for (int i = 0; i < a - 1; i++) {
    cout << 8;
  }
  cout << 9 << endl;
  for (int i = 0; i < a; i++) cout << 1;
  cout << endl;
}
