#include <bits/stdc++.h>
int main() {
  int l;
  std::cin >> l;
  std::string s;
  while (l >= 4) {
    s += "aabb";
    l -= 4;
  }
  if (l == 1) {
    s += "a";
  } else if (l == 2) {
    s += "aa";
  } else if (l == 3) {
    s += "aab";
  }
  std::cout << s;
}
