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;} + intMid= (LL+RR) >>1; ABuild (k1, ll,mid); theBuild (k1|1, mid+1, RR); +sum[k]=sum[k1]+sum[k1|1],bo[k]=bo[k1]bo[k1|1]; - } $LL Query (intKintllintRR) $ { - if(L[K]GT;=LLAMP;AMP;R[K]returnSum[k]; - intMid= (L[k]+r[

name.ljust (20, ' * ') 52 # Content right-aligned rjust (width, padding) name.ljust print name.lower (58, ' '), print name.upper (), #变成小写lower55 #大小写交换swapcase59 name = "AleX" Print name.swapcase () #移除左边的空白lstrip62 print Name.lstrip () #分隔partition (front, middle, rear) 64 name = "Hello CGT", "Name.partition" ("ll"), #替换replace (old,new), the name = ' Alex ' of the print Name.replace (' A ', ' B ') #从右边 Start looking for RFIND70 print name.rfind (' e ') #以什么开始72 print name.startswith (' a '

1, the following variables (TU is a tuple), please implement the required functionsTu = ("Alex", [One, one, 11, {"K1": ' V1 ', "K2": ["Age", "name"], "K3": (, 22, 33)}, 44])0 10 1 20 1 2A. Describing the attributes of a tuplePrint ("Tuples are immutable lists, which can put data of any data type, can be queried, can be looped, can be sliced, but cannot be changed.")B. Can you tell me if the first element in the TU variable, "Alex", could be modified?P

and then enters the United States from the Great Lakes area, arrive in Detroit, the city of cars. The number of domestic flights for international flights is larger. Most of the domestic flights are 6 in each row, while the number of international flights is 9 in each row, and the size of large flights is also stable. However, 12 hours of sitting is indeed quite miserable, and this time is still the time for Chinese people to go to bed, the situation can be imagined. After arriving in Detroit,

According to foreign media reports, the United States Colorado State Denver Police said in Thursday, the United States "spam King" Edward Davidson (Edward Davidson) in Sunday after the successful escape, has been in Thursday near the Denver first shot his wife and three-year-old daughter, and then shot himself. Denver prosecutor Troy Eder (Troy Eid) said police

A dictionary is another mutable container model and can store any type of object. Each key value of the dictionary (Key=>value) is split with a colon (:), each pair is separated by a comma (,), and the entire dictionary is enclosed in curly braces ({}) , as shown in the following format:1. Basic institutionsinfo = { "K1""v1"# Key-value pairs " K2 " " v2 " # Key-value pairs }2, the dictionary value can be any value#!/usr/bin/env pythoninfo = {

-load-truncated yes Lua-time-limit 5000 Slowlog-log-slower-than 10000 Slowlog-max-len 128 Latency-monitor-threshold 0 Notify-keyspace-events "" Hash-max-ziplist-entries 512 Hash-max-ziplist-value 64 List-max-ziplist-size -2 List-compress-depth 0 Set-max-intset-entries 512 Zset-max-ziplist-entries 128 Zset-max-ziplist-value 64 Hll-sparse-max-bytes 3000 Activerehashing yes Client-output-buffer-limit normal 0 0 0 Client-output-buffer-limit slave 256mb 64mb 60 # Client-output-buffer-limit pubsub 32m

Orderddict is a supplement to the dictionary type, and he remembers the order in which the dictionary elements were addedNote: The dictionary default loop only outputs key1 ImportCollections2DIC =collections. Ordereddict ()3dic["K1"] ="v1"4dic["K2"] ="v2"5dic["K3"] ="v3"6 Print(DIC)7 #the principle of implementation: equivalent to a list (ordered) to maintain the dictionary (unordered) ordering, the following is only for understanding8 #dic = {"

type. It remembers the order in which dictionary elements are added.>>> From collections import OrderedDict>>> Dic = OrderedDict ()>>> Dic ['k1 '] = 'v1'>>> Dic ['k2'] = 'v2'>>> Dic ['k3'] = 'v3'>>> Print (dic)OrderedDict ([('k1 ', 'v1'), ('k2', 'v2'), ('k3 ', 'v3')])Basic operation method: 1. Get all keys of the dictionary >>> Dic. keys ()2. Retrieve all dictionary values >>> Dic. values ()3. The items ()

dictionary list_of_pairs = c. items () # convert to (elem, cnt) format list Counter (dict (list_of_pairs) # convert from (elem, cnt) format list to Counter Class Object c. most_common () [:-5:-1] # retrieve the minimum count of five elements c ++ = Counter () # Remove 0 and negative values 　　 4. OrderedDict-dict subclass that remembers the order entries were added 　　The OrderedDict type is an ordered dictionary, which is actually an order more than a common dictionary. Import collectionsdic = c

This is a creation in Article, where the information may have evolved or changed. Often people think that iota is 0, but that is not the case. To be exact, when Iota appears in the first line following the keyword const, the iota is 0, when the second row appears, the Iota is 1, and so on, and when Iota encounters the const again, it resets to 0. Description of Golang spec about Iota: Http://golang.org/ref/spec#Iota Let's look at a few pieces of code. 1, Example 1 Package Mainimport "FMT" Const

', ' Harry ', ' Zhang San ',) 2 v = user_tuple.index (' Zhang San ') 3 Print (v) 4 5 output content: 6 0Vi. Dict: Dictionary1.Clear Clear1 dic = {' K1 ': ' v1 ', ' K2 ': ' v2 '}2 dic.clear () 3 Print (dic) 4 5 output content: 6 {}2. Copy light copy1 dic = {' K1 ': ' v1 ', ' K2 ': ' v2 '}2 v = dic.copy () 3 print (dic) 4 print (v) 5 6 output content: 7 {' K2 ': ' v2 ', '

Ural 1780 test Instructions:Input a binary number and the binary number of the gray code, but there are some positions are not sure, write the program to restore it, unable to restore output impossible, multi-solution output ambiguity.Ideas:In fact, it is a common problem to be confused.Definition of gray code: G i =B i 1 ? B i , G 0 = B 0 (The I-bit gray code equals the XOR value of the first-bit binary code and the I-1 binary code)And then according to the def

{3 }/-))? (/(0/d {2, 3}/) | 0/d {2, 3 }-)? [1-9]/d {6, 7} $/", $ Str ))? True: false;}// Verify the zip codeFunction fun_zip ($ Str){Return (preg_match ("/^ [1-9]/d {5} $/", $ Str ))? True: false;}// Verify the URLFunction fun_url ($ Str){Return (preg_match ("/^ http: // [A-Za-z0-9] +/. [A-Za-z0-9] + [// = /? % /-_~ '@ [/]/': +!] * ([^ } // The data warehouse receiving escape special character input value can be a string or a one-dimensional arrayFunction data_join ( $ data){If (get_magic_quote