class ReverseStringAlt(object):
def reverse_string_alt(self,string):
if string:
return string[::-1]
return string
def reverse_string_alt2(self,string):
if string:
return ''.join(reversed(string))
return string
obj=ReverseStringAlt()
print(obj.reverse_string_alt('abcd'))
print(obj.reverse_string_alt2('abcd'))# your code goes here
Y2xhc3MgUmV2ZXJzZVN0cmluZ0FsdChvYmplY3QpOgoJZGVmIHJldmVyc2Vfc3RyaW5nX2FsdChzZWxmLHN0cmluZyk6CgkJaWYgc3RyaW5nOgoJCQlyZXR1cm4gc3RyaW5nWzo6LTFdCgkJcmV0dXJuIHN0cmluZyAKCWRlZiByZXZlcnNlX3N0cmluZ19hbHQyKHNlbGYsc3RyaW5nKToKCQlpZiBzdHJpbmc6CgkJCXJldHVybiAnJy5qb2luKHJldmVyc2VkKHN0cmluZykpCgkJcmV0dXJuIHN0cmluZwoKb2JqPVJldmVyc2VTdHJpbmdBbHQoKQpwcmludChvYmoucmV2ZXJzZV9zdHJpbmdfYWx0KCdhYmNkJykpCnByaW50KG9iai5yZXZlcnNlX3N0cmluZ19hbHQyKCdhYmNkJykpIyB5b3VyIGNvZGUgZ29lcyBoZXJl