#include <bits/stdc++.h>
using namespace std;
int main() {
  long long int n;
  cin >> n;
  string s = "";
  s += 'a';
  long long int flag = 0;
  long long int c = 0;
  for (long long int i = 1; i < n; i += 2) {
    if (i == n - 1) {
      if (flag == 0)
        s += 'b';
      else
        s += 'a';
    } else if (flag == 0) {
      s += "bb";
      flag = 1;
    } else {
      s += "aa";
      flag = 0;
    }
  }
  cout << s;
}
