Joey doesn't share food

30

3.33 
dfs  Hashing 
lock


Morning Assembly

98

13.27 
Hashing 
lock


Completing tasks

395

26.33 
Array  Hashing 
lock


GeeksForGeeks New System

430

32.09 
Hashing  map 
lock


Count number of elements between two given elements in array

1081

25.81 
Array  Hashing 
lock


Count of substrings containing K ones

171

14.62 
Hashing  String 
lock


Frequency of each element in an unsorted array

400

23 
Array  Hashing 
lock


Maximum number of characters between any two same character

220

23.64 
Hashing  String 
lock


Sort the string in descending order

684

19.01 
Hashing  String 
lock


Sum Indexes

355

26.76 
Hashing 
lock


Incomplete Array

244

24.59 
Hashing 
lock


Ana and Sweets

169

40.83 
Hashing 
lock


Numbers containing 1, 2 and 3

3660

11.67 
Array  Hashing  Mathematical 
lock

GoldmanSachs 
Find unique element

719

39.64 
Array  Hashing 
lock


Difference between highest and lowest occurrence

883

17.55 
Array  Hashing 
lock


Sort String

761

40.08 
Hashing  Sorting  String 
lock


Count the characters

1420

21.13 
Hashing  String 
lock

Zoho 
Pairs of Non Coinciding Points

149

23.49 
Hashing  Maths 
lock


String Subsequence Game

477

15.09 
Hashing  String 
lock

Yatra 
Smallest number repeating K times

2170

26.82 
Array  Hashing 
lock


Anagram Palindrome

1045

35.22 
Hashing  palindrome  String 
lock


Maximum possible sum

233

30.9 
Array  Hashing 
lock


Minimum Distinct Ids

1160

23.28 
Hashing  Sorting 
lock

MorganStanley 
Mail System Design

766

17.1 
doubly linked list  Hashing  LinkedList 
lock


In First But Second

1886

38.34 
Array  Hashing 
lock

Accolite 
Minimum indexed character

1428

49.58 
Hashing  STL  String 
lock

OlaCabs 
Find distinct elements

559

17.17 
Hashing  Sorting 
lock


Sum of length

250

26.4 
Array  Hashing 
lock


Sort by Absolute Difference

1511

34.41 
Array  Hashing 
lock


Swapping pairs make sum equal

1446

33.89 
Array  Hashing 
lock


Check Arithmetic Progression

510

38.24 
Array  Hashing 
lock


Count pair sum

916

42.79 
Array  Hashing  Sorting  STL 
lock


Find pairs with given relation

318

23.27 
Array  Hashing 
lock


Kth distinct element

387

28.94 
Hashing 
lock


First Come First Serve

296

55.41 
Array  Hashing 
lock


Equivalent SubArrays

125

56 
Array  Hashing 
lock


Count the elements

4332

40 
Array  Hashing 
lock

Amazon  Yatra 
Sum equals to Sum

3530

41.5 
Array  Hashing 
lock

Amazon 
Group Anagrams Together

2485

43.34 
Hashing  String 
lock

Amazon  Snapdeal 
Uncommon characters

3988

36.46 
Hashing  String 
lock

Amazon 
Array Subset of another array

3640

37.12 
Array  Binary search  Hashing  Searching 
lock

GE  Qualcomm 
First element to occur k times

1885

22.39 
Array  Hashing 
lock


Largest Fibonacci Subsequence

1279

50.74 
Array  fibonacci  Hashing 
lock

Facebook 
Smallest distinct window

3887

26.88 
Array  Hashing  String 
lock

Amazon  Dailyhunt 
Smallest window in a string containing all the characters of another string

3238

25.11 
Hashing  String 
lock

Amazon  MakeMyTrip  Streamoid Technologi 
Zero Sum Subarrays

2419

36.54 
Array  Hashing 
lock

Microsoft 
Rahul and his Villa

299

13.04 
Array  Hashing 
lock


Fake Profile

1242

28.99 
Hashing  String 
lock


Total distance travelled in an array

720

54.03 
Array  Hashing 
lock


Find first repeated character

2480

27.3 
Hashing  String 
lock


Check if frequencies can be equal

2226

13.48 
Hashing  String 
lock


Find all pairs with a given sum

12009

13.2 
Array  Hashing 
lock

Amazon  Facebook 
Recamanâ€™s sequence

522

40.8 
Hashing  Maths  Recursion 
lock


First nonrepeating character in a stream

10329

24 
Hashing  LinkedList  Queue 
lock

Amazon  Flipkart  Microsoft  Payu  Yahoo 
Love For The Twins

757

46.9 
Hashing  Maths 
lock


Unique Numbers

1769

39.01 
Hashing 
lock

amazon 
Sherlock a Detective

467

40.47 
Array  Hashing 
lock


Check if two arrays are equal or not

6158

41.13 
Array  Hashing  Sorting 
lock

GoldmanSachs 
Ladoo problem

536

34.89 
Hashing 
lock


Longest K unique characters substring

2005

28.73 
Hashing  map  String 
lock

Google 
Find all four sum numbers

7423

10.53 
Array  Hashing  Sorting 
lock

Amazon  Google  Microsoft 
Tom and String

343

24.49 
Hashing  String 
lock


Demonitisation

594

19.19 
Hashing  String 
lock


Pairs with given XOR

1440

28.26 
BitAlgorithm  Hashing 
lock


Equal 0, 1 and 2

475

41.47 
Hashing  String 
lock


Satisfy the equation

735

17.01 
Hashing 
lock


Find the Odd Occurence

10967

44.94 
Array  BitAlgorithm  Hashing 
lock

Amazon  Snapdeal 
Longest consecutive subsequence

4012

44.44 
Hashing 
lock

Amazon  Walmart labs 
Lucky Number

755

24.11 
Hashing  simplemath 
lock

Epic systems 
A Simple Fraction

4899

16.04 
Hashing  Maths 
lock

Amazon  Microsoft 
Count distinct pairs with difference k

1678

44.1 
Hashing  map 
lock

Facebook 