#include <bits/stdc++.h>
const int N = 1e6 + 10;
const int mod = 1e9 + 7;
const int INF = 0x3f3f3f3f;
using namespace std;
inline int read() {
  int X = 0;
  bool flag = 1;
  char ch = getchar();
  while (ch < '0' || ch > '9') {
    if (ch == '-') flag = 0;
    ch = getchar();
  }
  while (ch >= '0' && ch <= '9') {
    X = (X << 1) + (X << 3) + ch - '0';
    ch = getchar();
  }
  if (flag) return X;
  return ~(X - 1);
}
string s;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  cin >> s;
  for (int i = 1; i < (int)s.size(); ++i) {
    if (i == (int)s.size() - 1 && s[i] == s[i - 1]) {
      if (s[i - 1] == 'z')
        s[i] = 'a';
      else
        s[i] = s[i - 1] + 1;
    }
    if (s[i] == s[i - 1]) {
      char tmp = (s[i + 1] + 1 - 'a') % 26 + 'a';
      if (tmp == s[i - 1])
        s[i] = (s[i - 1] + 1 - 'a') % 26 + 'a';
      else
        s[i] = tmp;
    }
  }
  cout << s << endl;
  return 0;
}
