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