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