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