#include <bits/stdc++.h>
using namespace std;
int main() {
  long long n;
  cin >> n;
  string s = "aabb", t;
  if (n <= 3) {
    cout << s.substr(0, n) << endl;
  } else {
    int q = n / 4;
    int r = n % 4;
    while (q--) {
      t = t + s;
    }
    t = t + s.substr(0, r);
    cout << t << endl;
  }
}
