#include <bits/stdc++.h>
void solve() {
  int n;
  scanf("%d", &n);
  char res[] = "aabb";
  for (int i = 0; i < n; i++) {
    putchar(res[i % 4]);
  }
  putchar('\n');
}
int main() {
  solve();
  return 0;
}
