#include <bits/stdc++.h>
using namespace std;
int main() {
  string s, ans = "";
  cin >> s;
  for (int i = 0; i < s.length() - 1; i++) {
    if (s[i] == s[i + 1]) {
      if (i + 2 < s.length()) {
        for (char c = 'a'; c <= 'z'; c++) {
          if (c != s[i] and c != s[i + 2]) {
            ans += s[i];
            ans += c;
            i++;
            break;
          }
        }
      } else {
        for (char c = 'a'; c <= 'z'; c++) {
          if (c != s[i]) {
            ans += s[i];
            ans += c;
            i++;
            break;
          }
        }
      }
    } else
      ans += s[i];
  }
  if (ans.length() < s.length()) ans += s[s.length() - 1];
  cout << ans;
  return 0;
}
