Background

Description

Given an array of ints, return true if the sequence of numbers 1, 2, 3 appears in the array somewhere.

Format

Input

Output

Samples

[1 1 2 3 1]

true

[1 1 2 4 1]

false

[1 1 2 1 2 3]

true

Limitation

1s, 1024KiB for each test case.