#include <bits/stdc++.h>
using namespace std;
int main() {
  long long int n;
  cin >> n;
  char g[3] = {'a', 'b', 'c'};
  char ans[n + 1];
  for (long long int i = 0; i < n; i++) {
    ans[i] = g[0];
  }
  for (long long int i = 2; i < n; i++) {
    if (ans[i] == ans[i - 2] || ans[i] == 'c') {
      for (long long int j = 0; j < 3; j++) {
        if (ans[i - 2] != g[j] && g[j] != 'c') {
          ans[i] = g[j];
        }
      }
    }
  }
  ans[n] = '\0';
  cout << ans;
}
