Background

Description

Given an "out" string length 4, such as "<<>>", and a word, return a new string where the word is in the middle of the out string, e.g. "<<word>>". Note: use str.substring(i, j) to extract the String starting at index i and going up to but not including index j.

Format

Input

Output

Samples

<<>>" "Yay

"<<Yay>>"

<<>>" "WooHoo

"<<WooHoo>>"

[[]]" "word

"[[word]]"

Limitation

1s, 1024KiB for each test case.