import re

if __name__ == '__main__':
    ayy_reg = re.compile(r'^ayy\n?$')
    lmao_reg = re.compile(r'^(lmao\d)\n?$')

    with open('./dd', 'r+') as out:
        lines = out.readlines()
        out.truncate(0)
        out.seek(0)

        was_ayy = False
        for line in lines:
            if ayy_reg.findall(line):
                was_ayy = True

            elif lmao_reg.findall(line):
                if was_ayy:
                    line = re.sub(lmao_reg, r'ehh(\1)\n', line)

            else:
                was_ayy = False

            out.write(line)