#include <bits/stdc++.h>
using namespace std;
const int inf = 0x3f3f3f3f;
const long long linf = 0x3f3f3f3fLL;
int main() {
  int n;
  cin >> n;
  int cont = 0, conta = 0;
  string s;
  for (int i = 0; i < n; i++) {
    cont++;
    if (cont < 3) {
      s += 'a';
      conta++;
    } else {
      s += 'b';
      if (cont == 4) cont = 0;
    }
  }
  cout << s << endl;
  return 0;
}
