Background

What?

Description

黑发双马尾小姐姐

Input

Pic.A

Output

Pic.b

Sample 1

Input

what?

Output

Black hair double horsetail sister

Limitation

1s, 1024KiB for each test case.

Hint

• 哈哈哈哈哈哈哈
• nothing \[ E=mc^2 g=9.8m/s^2 \]