# a = 'yuanxin'
# for i in a:
#     print(i,end = ' ')
#
# memeber = ['yuanxin','sif',]
# for each in memeber:
#     print(each,len(each))

bingo = 'yuanxin'
answer = input('name: ')
while True:
    if answer == 'yuanxin':
        break
    else:
        answer = input('give me your name: ')

print('good')

