a = 'spartacodingclub@naver.com'


def find_email(e):
    return e.split('@')[1].split('.')[0]


print(find_email(a))

76ead94a4a50d3c0ccdcb288e5960181cd9491ee
<mask token>

<mask token>


def find_email(e):
    return e.split('@')[1].split('.')[0]


<mask token>

<mask token>


def find_email(e):
    return e.split('@')[1].split('.')[0]


print(find_email(a))

a = 'spartacodingclub@naver.com'


def find_email(e):
    return e.split('@')[1].split('.')[0]


print(find_email(a))
