Java is the future !: backAround

Sunday, October 10, 2010


You've given a string, take the last char and return a new string with the last char added at the front and back, so "rat" yields "tratt". The original string will be length 1 or more.

backAround("rat") → "tratt"
backAround("cake") → "ecakee"
backAround("x") → "xxx"

Solution :

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