# print('hello yukiko')
#
# if 3 > 0:
#     print('true')
#     print('ok')
#     print('sometimes','I','feel','bittersweet',sep='###')
#     print('yuki'+'ko'+'loves'+'movies')
#
# num = input('number:')
# print(num)

name = input('please input a username:')
print('welcome',name)