Remote Training on Programming

Bracket

Symbol is entered with keyboards. If symbol is a bracket, that remove what exactly, for instance {- figured opening, }- figured closing, [ - square opening, ] - square closing, ( - round opening, ) – round closing. In the event of entering of the other symbol to remove ERROR.

 

Input data

 

Symbol

 

Output data

Feature of the symbol (line) or ERROR.

 

Example input data

[

Example output data

square opening

Author: Smirnova A. M.