In this task, you are given a string of characters. You need to remove duplicate characters from the string if any, and return the resulting string.

Input: Consider Input: BylChsRazsjoFZukMekLPLvBZN

Output: BylChsRazjoFZukMeLPvN


Input: Consider Input: SIxnECIKwIXLdOZgaLINOWEYzygDx

Output: SIxnECKwXLdOZgaNWYzyD


Input: Consider Input: YWHyyWnPwmhBFJTLgavox


Output: YWHynPwmhBFJTLgavox