Remove Characters

Programming challenge description:

Write a program to remove specific characters from a string.

Input:

Your program should read lines of text from standard input. Each line of input will be a string followed by a comma followed by characters that need to be scrubbed.

Output:

Print to standard output the scrubbed strings, one per line. Trim out any leading$/$trailing whitespaces if they occur.

Test $1$

Test Input $\backslash (\_\{6\}\backslash )$

how are you, abc

Expected Output R

how re you

Test $2$

Test Input $$

hello world, def

Expected Output $$

hllo worl