#include <bits/stdc++.h>
using namespace std;
const int N6 = 1e6 + 6, N3 = 1e3 + 6, oo = 1e9 + 9, base = 1e9 + 7;
const long long ool = 1e18 + 9;
char nxt(char x) {
  x++;
  if (x > 'z') x = 'a';
  return x;
}
int main() {
  ios_base ::sync_with_stdio(0);
  cin.tie(0);
  string s;
  cin >> s;
  int n = s.size();
  for (int i = 1; i <= n - 1; ++i) {
    if (s[i] == s[i - 1]) {
      s[i] = nxt(s[i]);
      if (i + 1 == n) continue;
      if (s[i] == s[i + 1]) s[i] = nxt(s[i]);
    }
  }
  cout << s;
  return 0;
}
