Problem J. Just do it! ≡

Author:	A. Baranov		Time limit:	1 sec
Input file:	Standard input		Memory limit:	256 Mb
Output file:	Standard output

Statement

All you need to do is to output all possible variations of the phrase Just do it!, differing only by the case of some letters (for example jUst DO it!).

Output format

Output must contain all possible variations of the phrase, one per line. Order of lines is not important.

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