Background

Description

Return an array that is "left shifted" by one -- so {6, 2, 5, 3} returns {2, 5, 3, 6}. You may modify and return the given array, or return a new array.

Format

Input

Output

Samples

[6 2 5 3]

[2, 5, 3, 6]

[1 2]

[2, 1]

[1]

[1]

Limitation

1s, 1024KiB for each test case.