Most frequent word in an array of strings

0

0 
Array  Hashing  Sorting 
lock

Adobe 
Winner of an election where votes are represented as candidate names

37

48.65 
Hashing  String 
lock

Adobe 
Check if a string is Isogram or not

207

37.2 
Hashing  String 
lock


Tiger Zinda Hai

220

18.64 
Array  Hashing 
lock


The Fibonacciprime number

187

11.23 
Fibonacci Number  Hashing  Prime  String 
lock


Check if array contains contiguous integers with duplicates allowed

1430

31.89 
Array  Hashing  Sorting 
lock

Amazon 
Rearrange an array such that arr[i] = i

380

46.58 
Arrays  Hashing 
lock


NonRepeating Element

596

44.8 
Array  Hashing  STL 
lock

Snapdeal 
Longest SubArray with Sum K

492

14.23 
Array  Hashing  map 
lock


Print K smallest elements in their original order

876

6.74 
Array  Hashing 
lock


Maximum distinct elements after removing K elements

334

32.63 
Array  Hashing  Heap 
lock


Count subarrays with equal number of 1’s and 0’s

277

18.41 
Array  Hashing 
lock


Smallest subarray with all occurrences of a most frequent element

104

27.88 
Array  Hashing 
lock


Longest subarray with sum divisible by K

325

16 
Array  Hashing 
lock


Distinct Elements in a Stream

216

18.52 
Array  Hashing  Heap 
lock


Joey doesn't share food

39

10.26 
dfs  Hashing 
lock


Morning Assembly

132

16.67 
Hashing 
lock


Completing tasks

500

29.6 
Array  Hashing 
lock


GeeksForGeeks New System

483

34.16 
Hashing  map 
lock


Count number of elements between two given elements in array

1450

28.41 
Array  Hashing 
lock


Count of substrings containing K ones

240

15.83 
Hashing  String 
lock


Frequency of each element in an unsorted array

715

21.82 
Array  Hashing 
lock


Maximum number of characters between any two same character

327

23.55 
Hashing  String 
lock


Sort the string in descending order

1016

18.21 
Hashing  String 
lock


Sum Indexes

424

25.94 
Hashing 
lock


Incomplete Array

342

21.64 
Hashing 
lock


Ana and Sweets

210

41.9 
Hashing 
lock


Numbers containing 1, 2 and 3

4686

12.06 
Array  Hashing  Mathematical 
lock

GoldmanSachs 
Find unique element

848

41.39 
Array  Hashing 
lock


Difference between highest and lowest occurrence

1060

17.36 
Array  Hashing 
lock


Sort String

928

41.38 
Hashing  Sorting  String 
lock


Count the characters

1822

20.69 
Hashing  String 
lock

Zoho 
Pairs of Non Coinciding Points

182

25.27 
Hashing  Maths 
lock


String Subsequence Game

532

15.6 
Hashing  String 
lock

Yatra 
Smallest number repeating K times

2257

27.03 
Array  Hashing 
lock


Anagram Palindrome

1149

36.29 
Hashing  palindrome  String 
lock


Maximum possible sum

248

31.05 
Array  Hashing 
lock


Minimum Distinct Ids

1252

23.48 
Hashing  Sorting 
lock

MorganStanley 
Mail System Design

916

17.47 
doubly linked list  Hashing  LinkedList 
lock


In First But Second

1966

38.96 
Array  Hashing 
lock

Accolite 
Minimum indexed character

1674

50 
Hashing  STL  String 
lock

OlaCabs 
Find distinct elements

602

17.11 
Hashing  Sorting 
lock


Sum of length

271

26.2 
Array  Hashing 
lock


Sort by Absolute Difference

1750

34.11 
Array  Hashing 
lock


Swapping pairs make sum equal

1533

34.83 
Array  Hashing 
lock


Check Arithmetic Progression

570

37.02 
Array  Hashing 
lock


Count pair sum

962

43.04 
Array  Hashing  Sorting  STL 
lock


Find pairs with given relation

337

22.85 
Array  Hashing 
lock


Kth distinct element

415

29.16 
Hashing 
lock


First Come First Serve

327

54.74 
Array  Hashing 
lock


Equivalent SubArrays

146

54.11 
Array  Hashing 
lock


Count the elements

4473

40.31 
Array  Hashing 
lock

Amazon  Yatra 
Sum equals to Sum

3660

41.72 
Array  Hashing 
lock

Amazon 
Group Anagrams Together

2589

43.65 
Hashing  String 
lock

Amazon  Snapdeal 
Uncommon characters

4164

36.38 
Hashing  String 
lock

Amazon 
Array Subset of another array

3924

37.87 
Array  Binary search  Hashing  Searching 
lock

GE  Qualcomm 
First element to occur k times

1968

22.82 
Array  Hashing 
lock


Largest Fibonacci Subsequence

1320

51.29 
Array  fibonacci  Hashing 
lock

Facebook 
Smallest distinct window

4010

27.51 
Array  Hashing  String 
lock

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

3402

25.49 
Hashing  String 
lock

Amazon  MakeMyTrip  Streamoid Technologi 
Zero Sum Subarrays

2606

36.45 
Array  Hashing 
lock

Microsoft 
Rahul and his Villa

302

13.25 
Array  Hashing 
lock


Fake Profile

1256

29.22 
Hashing  String 
lock


Total distance travelled in an array

740

54.32 
Array  Hashing 
lock


Find first repeated character

2588

28.28 
Hashing  String 
lock


Check if frequencies can be equal

2353

13.81 
Hashing  String 
lock


Find all pairs with a given sum

12600

13.67 
Array  Hashing 
lock

Amazon  Facebook 
Recaman’s sequence

548

41.42 
Hashing  Maths  Recursion 
lock


First nonrepeating character in a stream

11015

23.92 
Hashing  LinkedList  Queue 
lock

Amazon  Flipkart  Microsoft  Payu  Yahoo 
Love For The Twins

772

47.02 
Hashing  Maths 
lock


Unique Numbers

1845

39.13 
Hashing 
lock

amazon 
Sherlock a Detective

473

41.01 
Array  Hashing 
lock


Check if two arrays are equal or not

6509

41.57 
Array  Hashing  Sorting 
lock

GoldmanSachs 
Ladoo problem

541

35.3 
Hashing 
lock


Longest K unique characters substring

2155

29.1 
Hashing  map  String 
lock

Google 
Find all four sum numbers

7773

10.7 
Array  Hashing  Sorting 
lock

Amazon  Google  Microsoft 
Tom and String

351

25.36 
Hashing  String 
lock


Demonitisation

599

19.53 
Hashing  String 
lock


Pairs with given XOR

1442

28.36 
BitAlgorithm  Hashing 
lock


Equal 0, 1 and 2

482

41.7 
Hashing  String 
lock


Satisfy the equation

737

17.1 
Hashing 
lock


Find the Odd Occurence

11214

45.07 
Array  BitAlgorithm  Hashing 
lock

Amazon  Snapdeal 
Longest consecutive subsequence

4180

44.59 
Hashing 
lock

Amazon  Walmart labs 
Lucky Number

762

24.41 
Hashing  simplemath 
lock

Epic systems 
A Simple Fraction

5031

16.02 
Hashing  Maths 
lock

Amazon  Microsoft 
Count distinct pairs with difference k

1794

42.36 
Hashing  map 
lock

Facebook 