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niku123
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SCHOOL (3)
BASIC (43)
EASY (54)
MEDIUM (56)
HARD (3)
- Rotate Array
- Find Length of Linked List
- Queue using Linked List
- Is Linked List Length Even?
- Identical Linked Lists
- Sum Array Puzzle
- Bit Difference
- Binary String
- Reverse a String
- Merge and Sort
- Rearranging array
- Mega Sale
- Swap kth elements
- Shortest direction
- Replace the Bit
- Missing number in shuffled array
- Last index of One
- Good String
- One odd Occuring
- Array Subset
- Extraction of secret message
- Minimize string value
- XOR of all elements
- Invert the Bits
- The OR Gate
- The AND Gate
- Find position of set bit
- The XOR Gate
- Nth Even Fibonacci Number
- LCM of given array elements
- House Robber
- Maximum Area
- Cube root of a number
- Sum of divisors
- Spell a Number
- Disarium Number
- Count Squares
- Euler Totient Sum and Divisors
- Sum of Digits Divisibility
- Half N by M
- Minimum difference pair
- Sum of primes
- Count Sorted Rows
- Reverse a linked list
- Pairwise swap elements of a linked list
- Node at a given index in linked list
- Kth from End of Linked List
- Middle of a Linked List
- Check If Circular Linked List
- Remove Duplicates Sorted Array
- Minimum Depth of a Binary Tree
- K-Palindrome
- Delete in a Singly Linked List
- Index of an Extra Element
- Delete Alternate Nodes
- Merge Lists Alternatingly
- Find the Sum of Last N nodes of the Linked List
- First Set Bit
- Check K-th Bit
- Longest Consecutive 1's
- Power of 2
- Equilibrium Point
- Reverse Words
- Non Repeating Character
- Generate Binary Numbers
- Check Equal Arrays
- Missing in Array
- Max value
- Count the elements
- Find Kth Rotation
- Sorted and Rotated Minimum
- String Manipulation
- Maximum Sum Bitonic Subsequence
- Left most and right most index
- 1[0]1 Pattern Count
- Jumping Caterpillars
- Number of occurrence
- Largest Fibonacci Subsequence
- Digits in a set
- Element with left side smaller and right side greater
- Total count
- Sort string
- Odd Even Problem
- Circle and Lattice Points
- Number of 1 Bits
- Nth Fibonacci Number
- Swap two nibbles in a byte
- Numbers with same first and last digit
- Last two digit Fibonacci
- Day of the week
- Special Factorial Number
- Modified Fibonacci
- Keith Number
- Sum of First N Natural Numbers
- Increasing Sub Sequence
- Inorder Traversal and BST
- Save The Nation
- Rearrange characters
- Nearly Sorted Algorithm
- Rotate a Linked List
- Sort a linked list of 0s, 1s and 2s
- Detect Loop in linked list
- Stack using Queue
- Palindrome Linked List
- Delete keys in a Linked list
- Count distinct elements in every window
- Longest Palindrome in Linked List
- Find triplets with zero sum
- Count set bits
- Wave Array
- Kadane's Algorithm
- Indexes of Subarray Sum
- Triplet Sum in Array
- Rotate by 90 degree
- Next Greater Element
- K Sized Subarray Maximum
- Kth smallest element
- Largest number in K swaps
- Minimum number of jumps
- Longest Increasing Subsequence
- Zero Sum Subarrays
- Count subsequences of type a^i, b^j, c^k
- Sort 0s, 1s and 2s
- How many pizzas ?
- Single Among Doubles in a Sorted
- Pythagorean Triplet
- Smallest number with at least n trailing zeroes in factorial
- Minimums in Array
- Transform String
- Max Sum without Adjacents
- Reverse each word in a given string
- k largest elements
- Product Pair
- Possible groups
- Longest Palindromic Subsequence
- Minimum sum
- Minimize the Heights II
- Surpasser Count
- Sum of Products
- Bleak Numbers
- Largest prime factor
- Max Sum Increasing Subsequence
- Sieve of Eratosthenes
- Fibonacci Sum
- Knapsack with Duplicate Items
- Array Pair Sum Divisibility Problem
- Matchsticks game
- Preorder Traversal and BST
- Count Divisors
- Print leaf nodes from preorder traversal of BST
- Check Mirror in N-ary tree
- Express as sum of power of natural numbers
- Recursively Remove Adjacent Duplicates