#include <bits/stdc++.h>
using namespace std;
int main() {
  long long t = 1, i, n;
  string ans = "";
  cin >> n;
  for (i = 0; i < n - 1; i += 2) {
    if (t == 1) {
      ans += "aa";
      t = 2;
    } else {
      ans += "bb";
      t = 1;
    }
  }
  if (n % 2 == 1) {
    if (t == 1)
      ans += 'a';
    else
      ans += 'b';
  }
  cout << ans;
  return 0;
}
