#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(NULL);
  int n, x;
  cin >> n;
  for (int i = 1; i <= n / 2; i++) {
    if (i % 2 == 0) {
      x = 1;
      cout << "aa";
    } else {
      x = 2;
      cout << "bb";
    }
  }
  if (n % 2) {
    if (x == 1)
      cout << "b" << endl;
    else
      cout << "a" << endl;
  } else
    cout << endl;
  return 0;
}
