Simple Strings

Time Limit: 2 seconds

Memory Limit: 256 megabytes

Description

zscoder loves simple strings! A string t is called simple if every pair of adjacent characters are distinct. For example ab, aba, zscoder are simple whereas aa, add are not simple.

zscoder is given a string s. He wants to change a minimum number of characters so that the string s becomes simple. Help him with this task!

Input

The only line contains the string s (1 ≤ |s| ≤ 2·105) — the string given to zscoder. The string s consists of only lowercase English letters.

Output

Print the simple string s' — the string s after the minimal number of changes. If there are multiple solutions, you may output any of them.

Note that the string s' should also consist of only lowercase English letters.

Sample Input

Input
aab
Output
bab
Input
caaab
Output
cabab
Input
zscoder
Output
zscoder

Sample Output

None

Hint

None

Source

None

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