#include <bits/stdc++.h>
using namespace std;
signed main() {
  ios_base::sync_with_stdio(false);
  cin.tie(0);
  int n;
  cin >> n;
  for (int i = 0; i < n; i++) {
    if (i % 4 < 2) {
      cout << "a";
    } else
      cout << "b";
  }
  cout << endl;
}
