#include <bits/stdc++.h>
using namespace std;
const int M = 1e9 + 7;
int mul(int a, int b) { return (long long int)a * b % M; }
int power(int a, int b) {
  if (b == 0) return 1;
  int temp = power(a, b / 2);
  if (b % 2 == 0)
    return mul(temp, temp);
  else
    return mul(a, mul(temp, temp));
}
int inv(int v) { return power(v, M - 2); }
int main() {
  int a, b;
  cin >> a >> b;
  string s1, s2;
  s1 = s2 = "";
  for (int i = 0; i < a - 1; i++) {
    s2 += "1";
    s1 += "8";
  }
  s2 += "1";
  s1 += "9";
  cout << s1 << " " << s2 << endl;
}
