Expressing factorial n as sum of consecutive numbers

37

0 
factorial  Mathematical  number theory  Prime  sieve 
lock

 
Smallest number with sum of digits as N and divisible by 10^N

42

52.38 
greedy  numbers 
lock

 
Akku and Binary Numbers

91

12.09 
Binary search  BitAlgorithm 
lock

 
The Buggy Robot

83

34.94 
Algorithms 
lock

 
Difficult Problems

100

24 
PatternSearching 
lock

 
Variation in Nim Game

62

37.1 
BitAlgorithm  Game Theory 
lock

 
Ishaan's Birthday

69

47.83 
Algorithms 
lock

 
Check if any valid sequence is divisible by M

175

16.57 
modular arithmetic  Arrays  division  DynamicProgramming 
lock

 
The Modified String

160

59.38 
String 
lock

 
Days of Our Lives

348

14.94 
Algorithms 
lock

 
Searching in an array where adjacent differ by at most k

146

50.68 
Arrays  CPP  Searching 
lock

 
The Light Problem

232

10.78 
misc 
lock

 
Print binomial expansion series

69

39.13 
Combinatorics  Maths 
lock

 
The Optimal Selection

443

38.15 
Array  Sorting 
lock

 
Shoot, Reload, Repeat

415

27.23 
String 
lock

 
Check if it is possible to survive on Island

230

16.09 
greedy  Puzzle 
lock

 
The Even Array

316

56.33 
String 
lock

 
Cutting Binary String

150

11.33 
BitAlgorithm  DynamicProgramming  strings 
lock

Flipkart 
Number Series

157

38.22 
BitAlgorithm 
lock

 
Dr. Zora's Algorithm

99

22.22 
Mathematical  PatternSearching 
lock

 
Surround the 1's

54

46.3 
2D Array 
lock

 
The Bit Game

83

7.23 
BitAlgorithm 
lock

 
The Fastest Method

289

7.96 
misc 
lock

 
LCS of '0' K Repeated String

158

20.89 
 
lock

 
Print Bracket Number

509

42.63 
Regular Expression  Stack  String 
lock

Flipkart 
Holi Balloons

179

46.37 
misc 
lock

 
Possible Timings

50

48 
Date & Time 
lock

 
Maximum sum of increasing order elements from n arrays

154

35.06 
Arrays  greedy  Searching 
lock

 
Longest substring with equal number of 0s and 1s

397

16.37 
Hashing  String 
lock

Flipkart 
Print all bitwise subsets of a number N

147

55.1 
binary  BitAlgorithm 
lock

 
Minimum Swaps required to group all 1’s together

477

22.64 
Array 
lock

 
Common Divisor

793

39.34 
Array 
lock

 
Akaash's Assignment

273

42.49 
Mathematical  ROOT 
lock

 
Ishaan and Sticks

637

30.14 
Array  Sorting 
lock

 
Ishaan's Internship

296

46.28 
Mathematical  Searching 
lock

 
Mysterious Series

248

21.37 
Prime  series 
lock

 
Cross the Bridge

203

39.9 
String 
lock

 
Easy string

564

38.65 
Stack  String 
lock

 
XOR of two numbers after making length of their binary representations equal

184

56.52 
binary  BitAlgorithm 
lock

 
Hungry Pizza Lovers

320

28.75 
Arrays  GreedyAlgorithm 
lock

 
Inverse Permutation

296

56.08 
Arrays 
lock

 
Check if a number is divisible by 8

1728

21.53 
binary  BitAlgorithm  Mathematical  Maths 
lock

 
Convert a sentence into its equivalent mobile numeric keypad sequence

576

26.91 
Hashing  strings 
lock

 
Sum of all subsequences of a number

293

36.18 
CPP  strings 
lock

 
Find the most frequent digit

810

28.52 
Hashing  Mathematical  strings 
lock

 
N’th Pentagonal Number

207

43.96 
Mathematical 
lock

 
Primorial of a number

428

24.77 
factorial  Mathematical  Prime 
lock

 
Swap every two bits in bytes

418

61.96 
binary  BitAlgorithm 
lock

Cisco 
Count pairs Sum in matrices

529

22.5 
Hashing  Matrix  Sorting 
lock

 
C++ Matrix Rotation by 180 degree

261

43.3 
2D Array  CPP  Maths  Matrix 
lock

 