#include <bits/stdc++.h>
using namespace std;
int main(int argc, char const *argv[]) {
  long long n;
  cin >> n;
  for (long long i = 0; i < n; i++) {
    long long x = i % 4;
    if (x == 0) {
      cout << "a";
    } else if (x == 1) {
      cout << "a";
    } else if (x == 2) {
      cout << "b";
    } else {
      cout << "b";
    }
  }
  cout << endl;
  return 0;
}
