#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, cnt = 0;
  cin >> n;
  char a = 'a';
  string s;
  for (int i = 0; i < n; i++) {
    s += a;
    cnt++;
    if (a == 'b' && cnt == 2) {
      a = 'a';
      cnt = 0;
    } else if (cnt == 2) {
      a++;
      cnt = 0;
    }
  }
  cout << s << endl;
}
