TitleAcceptanceDifficultyAvailability
Programmatically group menu items0% Medium Free
Validate a form 0% Medium Free
Maximize the number of toys that can be purchased68.2% Easy Free
Swapping Dominoes0% Medium Free
String pattern matching84.0% Easy Free
Fix student name string matching challenge84.0% Medium Free
Group dealing with a mission array coding challenge75.0% Medium Premium
Word association game string question84.0% Easy Premium
An architect building an apartment0% Medium Free
Sorting: Document file for results0% Medium Free
Arrange files in ascending order84.0% Medium Premium
Programming language project0% Medium Free
Special type of musical instrument84.0% Easy Premium
Minimum time for production62.5% Medium Premium
To solve math problem84.0% Medium Premium
Make two strings alike.84.0% Easy Premium
arrange wooden sticks84.0% Hard Premium
Pass the item.0% Medium Free
Pair for debate competition 0% Medium Free
Make group of three numbers0% Medium Free
Collect movie tickets0% Medium Free
Curzon Number84.0% Easy Premium
Clues by anagrams0% Medium Free
Number Cards0% Medium Free
Peter and the job84.0% Hard Premium
Message notification0% Medium Free
Assignment and Deletions84.0% Easy Premium
The name of the new-born Prince0% Medium Free
The name of the new product83.3% Medium Premium
Grasping Shopkeeper0% Medium Free
Minimum distance between the Places84.0% Medium Premium
Portal and the password0% Medium Free
Team selection84.0% Medium Premium
Mr. X and the Formula0% Medium Free
Matching Two Words 0% Medium Free
Minimum Sweets0% Medium Free
Area of Buildings0% Medium Free
Max Min84.0% Medium Premium
Dying Plants84.0% Hard Premium
Crossword0% Medium Free
Bubble Sorting0% Easy Free
Making Anagrams0% Easy Free
Minimum Differences84.0% Easy Premium
Ice-cream Flavours0% Medium Free
Modulus of Subarrays84.0% Hard Premium
Grid Game0% Medium Free
Deci-Binary0% Medium Free
Flipping bits84.0% Easy Premium
Primality Test84.0% Medium Premium
F.R.I.E.N.D.S0% Medium Free
Greatest Exclusive Or0% Medium Free
Kelvin Climbs84.0% Medium Premium
Count the Triplets22.2% Easy Premium
Max Sum of Subarray0% Medium Free
Missing Element84.0% Easy Premium
Merging Two Arrays84.0% Hard Premium
Modify the Array84.0% Medium Premium
Power of Pair26.7% Medium Premium
Zeros, Ones and Twos 84.0% Easy Premium
Finding Leader84.0% Easy Premium
Reverse Sub-Array84.0% Easy Premium
Railway Platforms0% Medium Free
Smallest at Position84.0% Medium Premium
Rain Water0% Medium Free
Pythagoras84.0% Easy Premium
Left and Right84.0% Easy Premium
Zig-Zag84.0% Easy Premium
Profit on Sell0% Medium Free
Last Index0% Easy Free
Matrix in Spiral0% Medium Free
Form Largest Number0% Medium Free
Possibilities0% Easy Free
Palindrome in String84.0% Medium Premium
Remove Adjacent Duplicates84.0% Medium Premium
Integer and Roman84.0% Easy Premium
Rotate the String0% Easy Free
Remove Similar Characters84.0% Easy Premium
Forming Palindrome84.0% Medium Premium
Sub string with Distinct Characters 60.0% Easy Premium
String to Integer (atoi)84.0% Medium Premium
Find the Index84.0% Easy Premium
Common Prefix0% Easy Free
Reversing of Groups0% Medium Free
Intersection0% Medium Free
Removing Loop0% Medium Free
Narrowing the Linked List0% Medium Free
Merging0% Medium Free
Without Head Pointer0% Medium Free
Check for Brackets0% Medium Free
Bigger Element84.0% Medium Premium
Obtain Minimum0% Medium Free
Petrol and Distance0% Medium Free
Fresh and Rotten0% Medium Free
Design Cache0% Medium Free
Non-repeating Character0% Medium Free
Max from Subarray84.0% Medium Premium
Median in Stream0% Hard Free
Heap Sort84.0% Easy Premium
Reset Characters0% Medium Free
nth Largest0% Medium Free
Merge Linked Lists0% Medium Free
Several Ways84.0% Easy Premium
Designed Keyboard20.0% Easy Premium
Safe Position84.0% Easy Premium
Colored Pixels0% Medium Free
Same Sorting0% Medium Free
Sorting by Frequency84.0% Medium Premium
0 Sum Subarray84.0% Easy Premium
Quadruple Sum77.8% Medium Premium
Swapping Elements0% Easy Free
Count Distinct Elements in Array84.0% Easy Premium
Divisible by X84.0% Easy Premium
Consecutive Sub-Sequence84.0% Medium Premium
Repeated Character84.0% Easy Premium
Sum Equal to 00% Medium Free
Same Characters 84.0% Easy Premium
Equality of Arrays0% Easy Free
Not Same Characters84.0% Easy Premium
Smallest Substring0% Medium Free
First Occuring Element0% Easy Free
Equal Frequency84.0% Easy Premium
Height of Towers84.0% Medium Premium
Collecting Balls0% Medium Free
LRU Algorithm84.0% Medium Premium
Piles of Coins0% Medium Free
Forming Chains0% Medium Free
Longest Substring0% Medium Free
Longest Subsequence84.0% Medium Premium
Longest Similar Subsequence84.0% Medium Premium
Increasing Subsequence Sum84.0% Medium Premium
Jump to Last84.0% Medium Premium
Change for Coin0% Medium Free
Partition of Array84.0% Medium Premium
Stack the Boxes0% Medium Free
Minimum Difference Subarray84.0% Hard Premium
Hopping Rabbit87.5% Easy Premium
Collect Coins84.0% Medium Premium
Common Supersequence84.0% Easy Premium
Element Appears Once84.0% Easy Premium
Search X Element84.0% Easy Premium
Binary Search84.0% Easy Premium
Addition of Middle Elements0% Medium Free
Quick Sort0% Medium Free
Merge Sort84.0% Medium Premium
X-th Element84.0% Medium Premium
Maze Runner0% Medium Free
Wonder Word0% Medium Free
Form IP Address From String84.0% Medium Premium
First Set Bit84.0% Easy Premium
Different Bit at Right84.0% Easy Premium
Toggle Bits84.0% Easy Premium
Flipping84.0% Easy Premium
Swap Odd and Even84.0% Easy Premium
Total Set Bits84.0% Medium Premium
Consecutive 1's84.0% Easy Premium
Sparse or Not84.0% Easy Premium
Single Person0% Medium Free
Maximum XOR84.0% Hard Premium
Repeating and Missing0% Medium Free
Index Difference66.7% Medium Premium
No Continuous 1's84.0% Medium Premium
Elements in Majority0% Medium Free
Sum Closest to 084.0% Medium Premium
Bolts and Nuts0% Medium Free
Modification of Matrix0% Medium Free
Positive Missing Number84.0% Medium Premium
Repeating Strings0% Medium Free
Camel Case0% Medium Free
Shorter URL84.0% Medium Premium
Ignore Repeating String84.0% Easy Premium
Do not Repeat Character20.0% Easy Premium
Common Character and Concatenate84.0% Easy Premium
Cycle in Undirected Graph 0% Medium Free
Cycle in Directed Graph0% Medium Free
Topological Sorting0% Medium Free
Islands0% Medium Free
Dijkstra Algorithm0% Medium Free
Number of Swaps84.0% Medium Premium
Strong Bonds0% Medium Free
Minimum Steps0% Medium Free
Short Path0% Medium Free
Circle Formation0% Medium Free
Distance Between Vertices0% Medium Free
Snake and Ladder0% Medium Free
Bottom View0% Medium Free
Vertical Traversal0% Medium Free
Connecting Nodes0% Medium Free
Serialize and Deserialize0% Medium Free
Missing Positive Integer84.0% Hard Premium
Unival Subtrees0% Medium Premium
Big Sum84.0% Expert Premium
Record Ids0% Medium Premium
Intersecting Nodes0% Medium Premium
Add up to make equal84.0% Medium Free
Return product except one at [i]84.0% Expert Free
Lowest Positive Integer33.3% Expert Free
Ways message can be decoded90.9% Hard Free
Count universal sub-tree0% Medium Free
largest sum of non-adjacent numbers. 33.3% Expert Free
Return string with given prefix84.0% Hard Free
Staircase Problem84.0% Expert Free
K-Longest Substring0% Expert Free
e-commerce website0% Medium Free
return the maximum values of subarray84.0% Expert Free
return the intersecting node0% Medium Free
return minimum number of rooms required0% Medium Free
least number of steps required0% Medium Free
round, curly, and square brackets0% Medium Free
Run-length encoding 0% Medium Free
two-dimensional elevation84.0% Hard Free
distance between two strings84.0% Medium Free
stream of numbers84.0% Medium Free
palindrome of minimum length84.0% Hard Free
Segregate the values of the array84.0% Expert Free
The power set0% Medium Free
non-duplicated integer84.0% Expert Free
parameter(s)0% Medium Free
counting the number of inversions84.0% Hard Free
stock prices of a company84.0% Medium Free
Maximum subarray sum84.0% Hard Free
arithmetic expression is given as a binary tree0% Medium Free
index of the element in the array84.0% Hard Free
integer exponentiation0% Hard Premium
2D matrix of characters and a target word0% Medium Free
N by M matrix of numbers0% Medium Free
largest product84.0% Medium Free
sum up to exactly 1084.0% Medium Free
head of a singly linked list84.0% Medium Free
multiplication table84.0% Hard Premium
longest increasing subsequence84.0% Expert Free
overlapping intervals0% Medium Free
deepest node0% Medium Free
read7() method0% Medium Free
division of two positive integers84.0% Hard Free
maximum path sum0% Medium Free
possible permutations0% Medium Free
sequentially adjacent cell0% Medium Free
longest consecutive elements84.0% Hard Free
infinite 2D grid0% Medium Free
two prime numbers84.0% Medium Free
contiguous elements of the list84.0% Hard Free
linked list is a palindrome0% Medium Free
nodes in a binary tree level-wise.0% Medium Free
Can we shift string A to string B?84.0% Medium Free