LOGIN = {'bob':'123',
'ann':'pass123',
'mike':'password123',
'liz': 'pass123'
}
count = 0
while count < 2:
    user = input('USERNAME: ')
    password = input('PASSWORD: ')
    if user in LOGIN:
        print('Good')
        count = 2
    else:
        print('Denied')
        count = 1