Background

Description

Given 2 int arrays, a and b, return a new array length 2 containing, as much as will fit, the elements from a followed by the elements from b. The arrays may be any length, including 0, but there will be 2 or more elements available between the 2 arrays.

Format

Input

Output

Samples

[4 5] [1 2 3]

[4, 5]

[4] [1 2 3]

[4, 1]

[] [1 2]

[1, 2]

Limitation

1s, 1024KiB for each test case.