#include <bits/stdc++.h>
using namespace std;
int main() {
  string s;
  cin >> s;
  for (int i = 1; s[i] != '\0'; i++) {
    if (s[i] == s[i - 1]) {
      if (s[i] < 120) {
        s[i] = s[i] + 1;
        if (s[i] == s[i + 1]) s[i] = s[i] + 1;
      } else {
        s[i] = s[i] - 1;
        if (s[i] == s[i + 1]) s[i] = s[i] - 1;
      }
    }
  }
  cout << s;
  cin >> s;
}
