#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  for (int i = 0; i < n / 4; i++) cout << "aabb";
  if (n % 4 == 3)
    cout << "aab";
  else if (n % 4 == 2)
    cout << "aa";
  else if (n % 4 == 1)
    cout << "a";
  return 0;
}
