Distinct palindromic substrings

1159

42.36 
DynamicProgramming  palindrome  STL  String 
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MakeMyTrip  OlaCabs 
Two water Jug problem

625

32.64 
DynamicProgramming 
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MakeMyTrip  MAQSoftware 
Minimum Cost Path

1818

26.13 
DynamicProgramming  Graph  greedy 
lock

MakeMyTrip 
Transpose of Matrix

1243

49.88 
Matrix 
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MakeMyTrip 
Smallest window in a string containing all the characters of another string

4033

25.66 
Hashing  String 
lock

Amazon  MakeMyTrip  Streamoid Technologi 
Thief trying to escape

2567

27.93 
Maths 
lock

Cisco  MakeMyTrip 
Check Mirror in Nary tree

1920

33.39 
Queue  Stack  STL  Tree 
lock

Amazon  MakeMyTrip 
Word Boggle

11813

11.6 
Backtracking  bfs  dfs  graph  Trie 
lock

Amazon  Directi  Facebook  Google  MakeMyTrip  Microsoft  Nvidia  Yahoo 
Solve the Sudoku

5093

28.96 
Backtracking  Matrix 
lock

Amazon  Directi  Flipkart  MakeMyTrip  MAQSoftware  Microsoft  OlaCabs  Oracle  PayPal  Zoho 
Finding the numbers

11677

31.16 
BitAlgorithm 
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Accolite  Amazon  Google  MakeMyTrip  Microsoft  Qualcomm 
Longest Prefix Suffix

6277

29.58 
String 
lock

Accolite  Amazon  MakeMyTrip 
Total Decoding Messages

13872

15.73 
DynamicProgramming 
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Amazon  Facebook  GoldmanSachs  MakeMyTrip 
Reverse words in a given string

25263

38.05 
String 
lock

Accolite  Adobe  Amazon  Cisco  GoldmanSachs  MakeMyTrip  Microsoft  Paytm  SAPLabs 
Power of Numbers

1860

18.44 
Maths  modular arithmetic 
lock

MakeMyTrip 
Largest number in K swaps

3152

16.43 
Backtracking 
lock

MakeMyTrip  Walmart labs 
Search in a matrix

12661

33.84 
Matrix  Searching 
lock

Inmobi  Accolite  Directi  Groupon  MakeMyTrip  OlaCabs  One97  Oracle  Paytm  Polycom  TinyOwl  Visa 
Number of occurrence

7290

43.98 
Array  Searching 
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Amazon  MakeMyTrip 
Maximum Difference

5980

52.61 
Array  map 
lock

MakeMyTrip  OlaCabs 
Nuts and Bolts Problem

2783

41.29 
Array 
lock

Adobe  Amazon  Hike  MakeMyTrip  MAQSoftware 
Segregate Even and Odd numbers

3635

35.49 
Array 
lock

MakeMyTrip  Paytm 
N meetings in one room

3431

46.81 
GreedyAlgorithm 
lock

Amazon  Flipkart  MakeMyTrip 
Largest Number formed from an Array

12952

32.84 
Array 
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Amazon  MakeMyTrip  Paytm 
Stock buy and sell

17414

27.78 
Array 
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Accolite  Amazon  Directi  Flipkart  GoldmanSachs  Intuit  MakeMyTrip  Microsoft  OlaCabs  Oracle  Paytm  Pubmatic  Quikr  Sapinet  Swiggy  Walmart labs 
Factorials of large numbers

3931

29.97 
Combinatorics  number theory  String 
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BrowserStack  MakeMyTrip  MAQSoftware  Microsoft  Philips 
Spirally traversing a matrix

10396

33.9 
Array  Matrix 
lock

BrowserStack  DEShaw  MakeMyTrip  MAQSoftware  Microsoft  MorganStanley  Nagarro  nearbuy  Oracle  Paytm  Snapdeal 
Nth Fibonacci Number

15802

26.11 
fibonacci  Maths 
lock

MakeMyTrip  MAQSoftware 
String formation from substring

2612

34.72 
String 
lock

Amazon  MakeMyTrip 
Non Repeating Character

11094

41.11 
String 
lock

Amazon  DEShaw  GoldmanSachs  InfoEdge  MakeMyTrip  MAQSoftware  OATS Systems  OlaCabs  Payu  Tejas Network  Teradata 
Trailing zeroes in factorial

1678

53.52 
Maths 
lock

MakeMyTrip 
Egg Dropping Puzzle

8756

39.9 
DynamicProgramming 
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Amazon  DEShaw  GoldmanSachs  Google  Hike  MakeMyTrip  MAQSoftware  Myntra  nearbuy  Opera  Oracle  Philips  Samsung  Service Now  Unisys  VMWare 
Longest Common Subsequence

27156

33.33 
DynamicProgramming 
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Amazon  MakeMyTrip  VMWare 
Search in a Rotated Array

19092

36.44 
Array 
lock

Adobe  Amazon  BankBazaar  DEShaw  Flipkart  Hike  Intuit  MakeMyTrip  Microsoft  Paytm  Snapdeal  Times Internet 
Next Permutation

6350

34.38 
Array  permutation 
lock

Amazon  MakeMyTrip  Microsoft  Qualcomm 