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Description

Given a word, if it ends with the suffix $er$, $ly$, or $ing$, delete that suffix (it is guaranteed that the word length after deleting the suffix will not be $0$); otherwise, make no changes.

Input Format

Input one line containing a word (the word contains no spaces and has maximum length of $32$).

Output Format

Output the word after processing according to the requirements.

Sample

referer

refer