#include <bits/stdc++.h>
using namespace std;
long long a, b[5555555], c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t,
    u, v, w, x, y, z, aa, bb, cc, dd, ee, ff, gg, hh, ii, jj, kk, ll, mm, nn,
    oo, pp, qq, rr, ss, tt, uu, vv, ww, xx, yy, zz;
int main() {
  cin >> a;
  for (c = 1; c <= a; c++) {
    if (c % 4 == 1) cout << "a";
    if (c % 4 == 2) cout << "a";
    if (c % 4 == 3) cout << "b";
    if (c % 4 == 0) cout << "b";
  }
}
