Problem5639--ABC181——A - Heavy Rotation

5639: ABC181——A - Heavy Rotation

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Time Limit : 1.000 sec  Memory Limit : 256 MiB

Description

Takahashi is wearing white now.
He wears black on the day after he wears white, and he wears white on the day after he wears black.
What color will he wear $N$ days later?

Input

A integer $N\ (1 \leq N \leq 30)$.

Output

If he will wear white $N$ days later, print ${White}$; if he will wear black, print ${Black}$.

Sample 1 Input

2

Sample 1 Output

White
Takahashi will wear black one day later and wear white two days later.

Sample 2 Input

5

Sample 2 Output

Black

Source/Category

AtCoder_ABC 100.181.ABC181