#include <bits/stdc++.h>
using namespace std;
template <typename... Args>
void read(Args&... args) {
  ((cin >> args), ...);
}
template <typename... Args>
void write(Args... args) {
  ((cout << args << " "), ...);
}
void solve() {
  long long n;
  read(n);
  for (long long i = 0; i < n; i++) {
    cout << (i & 2 ? 'b' : 'a');
  }
}
signed main() {
  solve();
  return 0;
}
