|시간 제한||메모리 제한||제출||정답||맞은 사람||정답 비율|
|2 초||512 MB||20||19||17||94.444%|
DRM Encryption is a new kind of encryption. Given an encrypted string (which we’ll call a DRM message), the decryption process involves three steps: Divide, Rotate and Merge. This process is described in the following example with the DRM message “EWPGAJRB”:
The input contains a single DRM message to be decrypted. All characters in the string are uppercase letters and the string’s length is even and ≤ 15 000.
Display the decrypted DRM message.