Full Information on String Interview Preparation



75d2 What’s String?

75d2 Strings are thought-about a 75d2 information kind 75d2 generally and are usually 75d2 represented as arrays of bytes 75d2 (or phrases) that retailer a 75d2 sequence of characters. Strings are 75d2 outlined as an 75d2 array of characters 75d2 . The distinction between a 75d2 personality array and a string 75d2 is the string is terminated 75d2 with a particular character 75d2 ‘’

Complete Guide to String interview preparation

75d2 Full Information to String interview 75d2 preparation

75d2 Under are some examples of 75d2 strings:

75d2 “geeks” , “for”, “geeks”, “GeeksforGeeks”, 75d2 “Geeks for Geeks”, “123Geeks”, “@123 75d2 Geeks”

75d2 How String is represented in 75d2 Reminiscence?

75d2 In C, a string may 75d2 be referred to both utilizing 75d2 a personality pointer or as 75d2 a personality array. When strings 75d2 are declared as character arrays, 75d2 they’re saved like different varieties 75d2 of arrays in C. For 75d2 instance, if str[] is an 75d2 auto variable then the string 75d2 is saved within the stack 75d2 section, if it’s a world 75d2 or static variable then saved 75d2 within the information section, and 75d2 so on.

Representation of String

75d2 Illustration of String

75d2 Tips on how to Declare 75d2 Strings in numerous languages?

75d2 Under is the illustration of 75d2 strings in numerous languages:

75d2 C

75d2 #embrace <stdio.h>

75d2   75d2  

75d2 int 75d2 75d2 principal()

75d2 {


75d2      75d2 char 75d2 75d2 str[] = 75d2 "Geeks" 75d2 ;

75d2   75d2  


75d2      75d2 printf 75d2 ( 75d2 "%s" 75d2 , str);

75d2   75d2  

75d2      75d2 return 75d2 75d2 0;

75d2 }

75d2 C++

75d2   75d2  

75d2 #embrace <iostream>

75d2 #embrace <string>

75d2 utilizing 75d2 75d2 namespace 75d2 75d2 std;

75d2   75d2  

75d2 int 75d2 75d2 principal()

75d2 {

75d2   75d2  


75d2      75d2 string str1 = 75d2 "Welcome to GeeksforGeeks!" 75d2 ;

75d2   75d2  


75d2      75d2 string str2( 75d2 "A Laptop Science Portal" 75d2 );

75d2   75d2  


75d2      75d2 cout << str1 << endl 75d2 << str2;

75d2   75d2  

75d2      75d2 return 75d2 75d2 0;

75d2 }

75d2 Java

75d2 import 75d2 75d2 java.io.*;

75d2 import 75d2 75d2 java.lang.*;

75d2   75d2  

75d2 class 75d2 75d2 Check {

75d2      75d2 public 75d2 75d2 static 75d2 75d2 void 75d2 75d2 principal(String[] args)

75d2      75d2 {


75d2          75d2 String s = 75d2 "GeeksforGeeks" 75d2 ;

75d2   75d2  


75d2          75d2 System.out.println( 75d2 "String s = " 75d2 75d2 + s);

75d2   75d2  


75d2          75d2 String s1 = 75d2 new 75d2 75d2 String( 75d2 "GeeksforGeeks" 75d2 );

75d2   75d2  


75d2          75d2 System.out.println( 75d2 "String s1 = " 75d2 75d2 + s1);

75d2      75d2 }

75d2 }

75d2 Python

75d2   75d2  

75d2 String1 75d2 = 75d2 75d2 'Welcome to the Geeks World'

75d2 print 75d2 ( 75d2 "String with using Single Quotes: 75d2 " 75d2 )

75d2 print 75d2 (String1)

75d2   75d2  

75d2 String1 75d2 = 75d2 75d2 "I am a Geek"

75d2 print 75d2 ( 75d2 "nString with using Double Quotes: 75d2 " 75d2 )

75d2 print 75d2 (String1)

75d2   75d2  

75d2 String1 75d2 = 75d2

75d2 print 75d2 ( 75d2 "nString with using Triple Quotes: 75d2 " 75d2 )

75d2 print 75d2 (String1)

75d2   75d2  

75d2 String1 75d2 = 75d2



75d2 print 75d2 ( 75d2 "nCreating a multiline String: " 75d2 )

75d2 print 75d2 (String1)

75d2 PHP

75d2 <?php

75d2   75d2  

75d2   75d2  

75d2 $web site 75d2 75d2 = 75d2 'Welcome to GeeksforGeeks' 75d2 ;

75d2   75d2  

75d2 echo 75d2 75d2 $web site 75d2 ;

75d2   75d2  

75d2 ?>

75d2 Javascript

75d2 <!DOCTYPE html>

75d2 <html>

75d2   75d2  

75d2 <head>

75d2      75d2 <title>

75d2          75d2 JavaScript Strings

75d2      75d2 </title>

75d2 </head>

75d2   75d2  

75d2 <physique>

75d2       75d2  

75d2      75d2 <h1>GeeksforGeeks</h1>

75d2       75d2  

75d2      75d2 <h2>JavaScript Strings</h2>

75d2       75d2  

75d2      75d2 <p id= 75d2 "GFG" 75d2 ></p>

75d2   75d2  

75d2       75d2  

75d2      75d2 <!-- Script to retailer string 75d2 75d2 in 75d2 75d2 variable -->

75d2      75d2 <script>

75d2       75d2  


75d2          75d2 var 75d2 75d2 x = 75d2 "Welcome to GeeksforGeeks!" 75d2 ;

75d2          75d2 doc.getElementById( 75d2 "GFG" 75d2 ).innerHTML = x;

75d2      75d2 </script>

75d2 </physique>

75d2   75d2  

75d2 </html>

75d2 Common Operations carried out on 75d2 String:

75d2 Right here we’re offering you 75d2 with some must-know ideas of 75d2 string:

75d2 1. Concatenation of Strings

75d2 The method of mixing multiple 75d2 string collectively is named Concatenation. 75d2 String Concatenation is the approach 75d2 of mixing two strings. 

Concatenation of Strings

75d2 Concatenation of Strings

75d2 There are two methods to 75d2 concatenate two strings:

75d2 a) String concatenation with out 75d2 utilizing any inbuilt strategies:

75d2 Under is the algorithm for 75d2 the Concatenation of two strings:

75d2 Algorithm: 75d2 CONCATENATE (STR1, STR2, STR3)

 75d2 1. LEN1 = LENGTH(STR1).
2. LEN2  75d2 = LENGTH(STR2).
3. SET I =  75d2 0.
4. Repeat Steps 5 and  75d2 6 whereas I < LEN1-1:
5.  75d2     STR3[I]  75d2 = STR1[I].
6.     75d2  SET I = I+1.
7.  75d2 SET J = 0.
8. Repeat  75d2 Steps 9 to 11 whereas  75d2 I < (LEN1 + LEN2  75d2 - 2):
9.     75d2  STR3[I] = STR2[J].
10.   75d2   J = J+1.
11.  75d2    I =  75d2 I+1.

75d2 b) String concatenation utilizing inbuilt 75d2 strategies:

75d2 2. Discover in String

75d2 A really primary operation carried 75d2 out on Strings is to 75d2 seek out one thing within 75d2 the given complete string. Now, 75d2 this may be to discover 75d2 a given character in a 75d2 string, or to discover a 75d2 full string in one other 75d2 string.

Find in String

75d2 Discover in String

75d2 a) 75d2 Discover a character in string 75d2 :

75d2 Given a string and a 75d2 personality, your activity is to 75d2 seek out the primary place 75d2 of the character within the 75d2 string. These kind of issues 75d2 are very aggressive programming the 75d2 place you could find the 75d2 place of the character in 75d2 a string.

75d2 b) 75d2 Discover a substring in one 75d2 other string 75d2 :

75d2 Take into account there to 75d2 be a string of size 75d2 N and a substring of 75d2 size M. Then run a 75d2 nested loop, the place the 75d2 outer loop runs from 0 75d2 to (N-M) and the interior 75d2 loop from 0 to M. 75d2 For each index examine if 75d2 the sub-string traversed by the 75d2 interior loop is the given 75d2 sub-string or not. 

75d2 An environment friendly answer is 75d2 to make use of a 75d2 O(n) looking algorithm like 75d2 KMP algorithm 75d2 , 75d2 Z algorithm 75d2 , and so on.

75d2 Language implementations: 

75d2 3. Change in String

75d2 Many occasions, it is vitally 75d2 vital to make corrections in 75d2 strings. Changing a personality, phrase 75d2 or phrase in a String 75d2 is one other quite common 75d2 operation carried out on Strings.

75d2 The best strategy to unravel 75d2 the given drawback is to 75d2 75d2 traverse the string 75d2 S and when any 75d2 string S1 is discovered as 75d2 a substring within the string 75d2 S then change it by 75d2 S2. Comply with the steps 75d2 under to unravel this drawback:

  • 75d2 Initialize a 75d2 string 75d2 ans to retailer the 75d2 resultant 75d2 string 75d2 after changing all of 75d2 the occurrences of the substring 75d2 S1 to S2 within the 75d2 string S.
  • 75d2 Iterate over the characters of 75d2 the string 75d2 S utilizing variable i and 75d2 carry out the next steps:
    • 75d2 If the 75d2 prefix substring 75d2 of the string S 75d2 is the same as S1 75d2 from the index i, then 75d2 add the string S2 within 75d2 the 75d2 string 75d2 ans.
    • 75d2 In any other case, add 75d2 the present character to the 75d2 string ans.
  • 75d2 After finishing the above steps, 75d2 print the string ans because 75d2 the end result.

75d2 4. Discovering the Size of 75d2 String

75d2 Probably the most normal operations 75d2 on String is to seek 75d2 out the size/dimension of a 75d2 given string. Size is outlined 75d2 because the variety of characters 75d2 in a string known as 75d2 the size of that string.

Finding the Length of String

75d2 Discovering the Size of String

75d2 There are two methods to 75d2 concatenate two strings:

75d2 a 75d2 ) Size of string with 75d2 out utilizing any inbuilt strategies: 

75d2 Under is the algorithm for 75d2 locating the size of two 75d2 strings:

 75d2 1. SET LEN = 0  75d2 AND I = 0.
2. Repeat  75d2 Steps 3 to 4 whereas  75d2 STRING[I] shouldn't be NULL:
3. LEN  75d2 = LEN + 1.
4. SET  75d2 I = I + 1.
5.  75d2 Exit.

75d2 b) Size of string utilizing 75d2 inbuilt strategies:

75d2 5. Trim a String

75d2 Areas or particular characters are 75d2 quite common in Strings. So 75d2 it is very important know 75d2 75d2 the right way to trim 75d2 such characters in String 75d2 .

75d2 Under is a Easy Resolution 

75d2 1) Iterate via all characters 75d2 of given string, do following
75d2    a) If present character 75d2 is an area, then transfer 75d2 all subsequent characters one place 75d2 again and reduce size of 75d2 the end result string.

75d2 The time complexity of the 75d2 above answer is O(n2).

75d2 A Higher Resolution can resolve 75d2 it in O(n) time. The 75d2 thought is to maintain observe 75d2 of rely of non-space character 75d2 seen to date. 

75d2 1) Initialize ‘rely’ = 0 75d2 (Depend of non-space character seen 75d2 to date)
75d2 2) Iterate via all characters 75d2 of given string, do following
75d2      a) If present 75d2 character is non-space, then put 75d2 this character at index ‘rely’ 75d2 and increment ‘rely’
75d2 3) Lastly, put ‘’ at 75d2 index ‘rely’

75d2 6. Reverse and Rotation of 75d2 a String

75d2 Reverse operation is interchanging the 75d2 place of characters of a 75d2 string such that the primary 75d2 turns into the final, the 75d2 second turns into the second 75d2 final, and so forth.

75d2 a) 75d2 Rotations of a String 75d2 :

Rotation of a String

75d2 Rotation of a String

75d2 Take into account a string 75d2 “geeks”, now all attainable rotations 75d2 for this will probably be:

  • 75d2 geeks
  • 75d2 eeksg
  • 75d2 eksge
  • 75d2 ksgee
  • 75d2 sgeek

75d2 b) 75d2 Reverse a String 75d2 :

75d2 The reversing of a string 75d2 is nothing however merely substituting 75d2 the final factor of a 75d2 string to the first place 75d2 of the string.

Reverse a String

75d2 A 75d2 subsequence 75d2 is a sequence that 75d2 may be derived from one 75d2 other sequence by eradicating zero 75d2 or extra parts, with out 75d2 altering the order of the 75d2 remaining parts.

75d2 Extra usually, we will say 75d2 that for a sequence of 75d2 dimension n, we will have 75d2 (2n-1) non-empty sub-sequences in complete.

75d2 For instance, Take into account 75d2 the string “geeks”, there are 75d2 15 sub-sequences. 
75d2 They’re:

 75d2 g, e, e, okay, s,
ge,  75d2 ge, gk, gs, ee, ek,  75d2 es, ek, es, ks,
gee, gek,  75d2 ges, gek, ges, gks, eek,  75d2 ees, eks, eks,
geek, gees, eeks,


75d2 A 75d2 substring 75d2 is a contiguous a 75d2 part of a string, i.e., 75d2 a string inside one other 75d2 string.

75d2 Typically, for a string of 75d2 dimension n, there are n*(n+1)/2 75d2 non-empty substrings.

75d2 For instance, Take into account 75d2 the string “geeks”, There are 75d2 15 non-empty substrings.
75d2 The subarrays are:

 75d2 g, ge, gee, geek, geeks,
e,  75d2 ee, eek, eeks,
e, ek, eks,
okay,  75d2 ks, 


75d2 A Binary String is a 75d2 particular form of string made 75d2 up of solely two varieties 75d2 of characters, reminiscent of 0 75d2 and 1.
75d2 For Instance:  

 75d2 Enter: str = "01010101010"
Output: Sure,  75d2 it's a Binary String

Enter: str  75d2 = "geeks101"
Output: No, it's not  75d2 a Binary String

75d2 A string is alleged to 75d2 be a palindrome if the 75d2 reverse of the string is 75d2 similar because the string. 
75d2 For instance,

 75d2 “abba” is a palindrome, however  75d2 “abbc” shouldn't be a palindrome.

Palindrome String

75d2 Lexicographical sample is the sample 75d2 based mostly on the ASCII 75d2 worth or may be mentioned 75d2 in dictionary order. We think 75d2 about the lexicographic order of 75d2 characters as their order of 75d2 ASCII worth. Therefore the lexicographical 75d2 order of characters will probably 75d2 be 

 75d2 ‘A’, ‘B’, ‘C’, …, ‘Y’,  75d2 ‘Z’, ‘a’, ‘b’, ‘c’, …,  75d2 ‘y’, ‘z’.

75d2 Sample looking is looking a 75d2 given sample within the string. 75d2 It’s a complicated matter of 75d2 string. The Sample Looking algorithms 75d2 are typically additionally known as 75d2 String Looking Algorithms and are 75d2 thought-about as part of the 75d2 String algorithms. These algorithms are 75d2 helpful within the case of 75d2 looking a string inside one 75d2 other string.

Pattern Searching

75d2 Sample Looking

75d2 High Ttheoretical Interview Questions

75d2 S.no 75d2 Query 75d2 Reply
75d2 1 75d2 What are other ways to 75d2 create String Object? 75d2 View
75d2 2 75d2 Can we evaluate String utilizing 75d2 the == operator? What’s the 75d2 threat? 75d2 View
75d2 3 75d2 Tips on how to change 75d2 a substring with ( from 75d2 a string ? 75d2 View
75d2 4 75d2 What’s the distinction between String 75d2 and StringBuffer in java? 75d2 View
75d2 5 75d2 How do I convert a 75d2 string model of a quantity 75d2 in an arbitrary base to 75d2 an integer? 75d2 View
75d2 6 75d2 How do you evaluate two 75d2 Strings in Java? 75d2 View
75d2 7 75d2 What’s String in Information Buildings? 75d2   75d2 View
75d2 8 75d2 What’s the distinction between Strings 75d2 vs. Char arrays?   75d2 View
75d2 9 75d2 What’s a null-terminated String?   75d2 View
75d2 10 75d2  Reverse a String utilizing Stack 75d2 View
75d2 11 75d2 Distinction between String, StringBuffer and 75d2 StringBuilder? 75d2 View
75d2 12 75d2 Why String is immutable or 75d2 ultimate in Java 75d2 View
75d2 13 75d2 What Is the String Fixed 75d2 Pool? 75d2 View
75d2 14 75d2 Take away Invalid Parentheses 75d2 View
75d2 15 75d2 What’s using the substring() methodology? 75d2 View
75d2 16 75d2 Expian how can I take 75d2 away the trailing areas from 75d2 a String 75d2 View
75d2 17 75d2 Clarify how can I pad 75d2 a string to recognized size 75d2 View
75d2 18 75d2 Clarify how will you inform 75d2 whether or not two string 75d2 are the identical 75d2 View
75d2 19 75d2 Tips on how to examine 75d2 if the String is empty? 75d2 View
75d2 20 75d2 Can we use a string 75d2 within the swap case in 75d2 java? 75d2 View
75d2 21 75d2 How string concatenation utilizing the 75d2 + operator works in Java? 75d2 View
75d2 22 75d2 What are the totally different 75d2 string strategies in Java? 75d2 View
75d2 23 75d2 What do you imply by 75d2 StringJoiner? 75d2 View
75d2 24 75d2 Tips on how to convert 75d2 string illustration of listing to 75d2 an inventory? 75d2 View
75d2 26 75d2 How do I tokenize a 75d2 string in C++? 75d2 View
75d2 27 75d2 Print all permutations of the 75d2 String ? 75d2 View
75d2 28 75d2 How do you reverse a 75d2 given string in place?  75d2 View
75d2 29 75d2 Tips on how to convert 75d2 a byte array to String? 75d2 View
75d2 30 75d2 Tips on how to calculate 75d2 complete variety of vowels in 75d2 String? 75d2 View
75d2 31 75d2 Write a program to transform 75d2 a string in lowercase 75d2 View
75d2 32 75d2 Write a program to transform 75d2 a string in uppercase. 75d2 View
75d2 33 75d2 Write a C++ program to 75d2 seek out the size of 75d2 the string. 75d2 View
75d2 34 75d2 In what means ought to 75d2 two whether or not they’re 75d2 anagrams?strings be in comparison with 75d2 decide  75d2 View
75d2 35 75d2 Write a java program to 75d2 tOGGLE every phrase in string? 75d2 View
75d2 36 75d2 Tips on how to convert 75d2 String to Date in java? 75d2 View
75d2 37 75d2 Java Program to reverse a 75d2 given String with preserving the 75d2 place of house 75d2 View
75d2 38 75d2 Multiply Massive Numbers represented as 75d2 Strings 75d2 View
75d2 39 75d2 String “indexOf” Methodology 75d2 View

75d2 High 50 interview coding query

75d2 Straightforward Issues on String


75d2 Medium Issues on String


75d2 Exhausting Issues on String

75d2 Benefits of utilizing String:

  • 75d2 Strings present us very useful 75d2 string algorithms for fixing very 75d2 advanced issues with much less 75d2 time complexity.
  • 75d2 String supplies us a string 75d2 library to create string objects 75d2 which is able to enable 75d2 strings to be dynamically allotted 75d2 and likewise boundary points are 75d2 dealt with inside class library.
  • 75d2 String helps as a base 75d2 for a lot of information 75d2 constructions reminiscent of tries, suffix 75d2 bushes, suffix arrays, ternary search 75d2 bushes, and rather more.
  • 75d2 String supplies us numerous inbuilt 75d2 capabilities underneath string library reminiscent 75d2 of type(), substr(i, j), evaluate(), 75d2 push_back() and lots of extra.
  • 75d2 In C language strings can 75d2 have compile-time allocation and willpower 75d2 of dimension. This makes them 75d2 extra environment friendly, quicker run-time 75d2 on the time of utilizing 75d2 them.
  • 75d2 In C++ we don’t must 75d2 predefine the scale of a 75d2 string.

75d2 Disadvantages of String:

  • 75d2 Strings are usually gradual in 75d2 performing operations like enter, output.
  • 75d2 In JAVA strings are  immutable 75d2 they can’t be modified or 75d2 modified
  • 75d2 In JAVA you can’t prolong 75d2 string class which suggests overriding 75d2 strategies in string class shouldn’t 75d2 be attainable.
  • 75d2 C strings are mounted in 75d2 dimension and usually are not 75d2 dynamic.

75d2 Utility of String:

  • 75d2 Info Retrieval: 75d2 String functions assist us 75d2 to retrieve info from unknown 75d2 information sources( massive datasets used 75d2 as enter) together with the 75d2 assistance of string matching/retrieval module 75d2 helps us to retrieve vital 75d2 info.
  • 75d2 Encoding/Decoding(Cipher Textual content Era): 75d2 Strings can be utilized 75d2 for encoding and decoding for 75d2 the protected switch of information 75d2 from sender to receiver to 75d2 ensure nobody in the best 75d2 way of transmission will get 75d2 to learn your information as 75d2 they may carry out each 75d2 energetic and passive assaults. The 75d2 textual content you switch as 75d2 a message will get ciphered 75d2 on the sender’s finish and 75d2 decoded on the receiver’s finish.
  • 75d2 Plagiarism Checker: 75d2 Strings can be utilized to 75d2 seek out Plagiarism in codes, 75d2 and contents in a little 75d2 or no period of time 75d2 utilizing string matching algorithms. Utilizing 75d2 this the pc might simply 75d2 inform us the share of 75d2 code, and textual content written 75d2 by any two customers matches 75d2 by how a lot p.c.
  • 75d2 Improved Filters For The Approximate 75d2 Suffix-Prefix Overlap Downside: 75d2 Strings and its algorithms 75d2 functions assist us to offer 75d2 improved Filters for the Approximate 75d2 Suffix-Prefix Overlap Downside. The approximate 75d2 suffix-prefix overlap drawback is to 75d2 seek out all pairs of 75d2 strings from a given set 75d2 such {that a} prefix of 75d2 1 string is just like 75d2 a suffix of the opposite.

75d2 Actual-Time Utility of String:

  • 75d2 Search Engines: 75d2 Strings can be utilized in 75d2 lots of search engine strategies. 75d2 Many of the information can 75d2 be found on the web 75d2 within the type of textual 75d2 information. Resulting from enormous quantity 75d2 of uncategorized textual content information, 75d2 it turns into actually troublesome 75d2 to look a selected content 75d2 material. Net search engines like 75d2 google set up the information 75d2 and categorize the information string 75d2 matching algorithms.
  • 75d2 Intrusion Detection System: 75d2 Strings can be utilized 75d2 in intrusion detection techniques. Packets 75d2 that comprise intrusion-related key phrases 75d2 are discovered by making use 75d2 of string matching algorithms.
  • 75d2 Bioinformatics: 75d2 Strings can be utilized 75d2 within the discipline of Bioinformatics( 75d2 DNA sequencing). String matching module 75d2 can be utilized to unravel 75d2 points or issues concerning genetic 75d2 sequences and to seek out 75d2 the patterns in DNA.
  • 75d2 Spam Detection: 75d2 Strings can be utilized to 75d2 function a spam detection system 75d2 because the idea of string 75d2 matching algorithm will probably be 75d2 utilized right here. Spam (undesirable 75d2 emails) might trigger nice monetary 75d2 loss. All of the spam 75d2 filters use the idea of 75d2 string matching to establish and 75d2 discard the spam.

75d2 Regularly requested questions (FAQs) on 75d2 String

75d2 1. Is string a linear 75d2 information construction?

75d2 Sure, string is a linear 75d2 information construction.

75d2 2. The place are strings 75d2 used?

75d2 It’s used to retailer the 75d2 sequence of characters.

75d2 3. Is string an information 75d2 kind?

75d2 A string is mostly thought-about 75d2 an information kind and is 75d2 commonly applied as an array 75d2 information construction of bytes (or 75d2 phrases) that shops a sequence 75d2 of parts, usually characters, utilizing 75d2 some character encoding.

75d2 4. Why is textual content 75d2 referred to as string?

75d2 Textual content are additionally referred 75d2 to as string as a 75d2 result of it consists of 75d2 sequence of characters like string.

75d2 5. What are characters in 75d2 a string?

75d2 Every digit in a string 75d2 is a personality and character 75d2 is a single visible object 75d2 used to signify textual content, 75d2 numbers, or symbols.

75d2 Conclusion

75d2 After the dialogue, we concluded 75d2 that Strings are a easy 75d2 methodology to retailer some textual 75d2 info and Strings are an 75d2 array of characters that terminate 75d2 with a null character ‘’. 75d2 The distinction between a personality 75d2 array and a string is 75d2 that, not like the character 75d2 array, the string ends with 75d2 a null character. Other than 75d2 this we’ve got additionally mentioned 75d2 High theoretical interview questions 75d2 75d2 in addition to 75d2 High 50 interview coding query 75d2 75d2 on string which is able 75d2 to allow you to to 75d2 sort out interview issues.

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