import string

def input_processing(in_string):

    punct_marks = string.punctuation
    for mark in punct_marks:
        if mark in in_string:
            in_string = in_string.replace(mark, " " + mark)
    in_string = in_string.replace("scholl", "school")
    in_string = in_string.strip()
    
    return in_string

def output_processing(in_string):

    in_string = in_string.replace("_", " ").replace('<sos>', '').replace('<eos>', '').strip()
    in_string = in_string[0].upper() + in_string[1:]

    return in_string