str1 = 'hello javatpoint' #string str1 str2 = 'how are you' #string str2 print (str1[0:2]) #printing first two character using slice operator print (str1[4]) #printing 4th character of the string print (str1*2) #printing the string twice print (str1 + str2) #printing the ...
数据结构 Data Structures: Inverted index - An Inverted Index is a data structure used to create full text search. Given a set of text files, implement a program to create an inverted index. Also create a user interface to do a search using that inverted index which returns a list of file...
tuple1 = ('JavaTpoint',5,8,31.9,[1,2,3]) print(type(tuple1)) Output: <class 'list'> <class 'tuple'> In the above program, we defined a list1 variable which holds a list of different data type from index 0 to 4. We defined another variable tuple1, which holds a tuple of...
print(n.data, end = " => ") n = n.next print() s = LinkedList() s.add_at_front(5) s.add_at_end(8) s.add_at_front(9) s.print_list() print(s.get_last_node()) 我建议你先读一下链表,你似乎还不明白它们是如何完全结构化的https://www.javatpoint.com/singly-linked-list clas...