#include <bits/stdc++.h>
using namespace std;
int main() {
  string s, op;
  cin >> s;
  for (int i = 0; i < s.length();) {
    char c;
    if (s[i] == 'z')
      c = 'a';
    else
      c = s[i] + 1;
    int com = 0;
    while (s[i] == s[i + 1] && i + 1 < s.length()) {
      if (com % 2 == 0)
        op += s[i];
      else
        op += c;
      com++;
      i++;
    }
    if (com % 2 == 1) {
      if (c == s[i + 1] && i + 1 < s.length()) {
        if (c == 'z')
          op += 'a';
        else {
          c = s[i + 1] + 1;
          op = op + c;
        }
      } else
        op += c;
    } else
      op += s[i];
    i++;
  }
  cout << op;
  return 0;
}
