#include <bits/stdc++.h>
using namespace std;
const int mod = 1000000000 + 7;
const int MAXN = 100000;
int main() {
  for (int i = 1; i <= 10; i++) {
    if (i == 10)
      cout << 19 << endl;
    else
      cout << i << endl;
  }
}
