- Search an Element in an array
- Binary String
- Consecutive elements
- LCM And GCD
- GCD of Array
- Repetitive Addition Of Digits
- Power of 2
- Series GP
- 2's Complement
- Pythagorean Triplet
- Strong Number
- Missing number in array
- Count total set bits
- Greater on right side
- Sum of distinct elements
- Number of occurrence
- Find position of set bit
- Sum of all prime numbers between 1 and N.
- Find the Odd Occurence
- The AND Gate
- The OR Gate
- 1's Complement
- The XOR Gate
- Longest Consecutive 1's
- Find first and last occurrence of x
- XOR of all elements
- Sum of numbers in string
- Find minimum and maximum element in an array
- Find second largest element
- Sorted matrix
- Remove repeated digits in a given number
- One's Complement
- Numbers having alternate bits in range 1 to n
- The amazing number
- Perfect Square String
- Ishaan's Sum Problem
- Factor OR Multiple
- Number Series
- Geek and the equation
- Count nodes of linked list
- Binary Search

Name

Chandan Kumar Singh

Rank in Institute

#10

Courses Attended

Campus Ambassador

Overall Coding Score: 314

Monthly Coding Score: 0

Weekly Coding Score: 0

- Frequencies of Limited Range Array Elements
- Adding One
- Maximum Gap
- Rotation
- Search in a Rotated Array
- Maximize Toys
- Trailing zeroes in factorial
- First Repeating Element
- Isomorphic Strings
- Count Substrings
- Check if a given string is a rotation of a palindrome
- Move all zeroes to end of array
- Equal Sum and Product
- Pairs with difference k
- Maximum value in a bitonic array
- Next greater number set digits
- Finding Position
- Count distinct pairs with difference k
- Maximum sum increasing subsequence
- Array to BST
- Multiply two polynomals
- Count Smaller elements
- Reach the Nth point
- Swap all odd and even bits
- Max rope cutting
- Count number of hops
- Inorder Traversal and BST
- Three Great Candidates
- Largest power of prime
- Find the number of sub-arrays having even sum
- Number of ways to find two numbers
- Perfect Numbers
- Permutation with Spaces
- Least Prime Factor
- Count Pairs in an Array
- Find sum of divisors
- Max sum in sub-arrays
- Shortest distance in infinite tree
- Recursive sequence
- Array Subset of another array
- First negative integer in every window of size k
- Faulty wiring and Bulbs
- Shortest Common Supersequence
- Rearrange a string
- Minimum Number in a sorted rotated array
- Break a number
- Jumping Caterpillars
- Subset with sum divisible by m
- Maximum sum Problem
- Stickler Thief
- Compute sum of digits in all numbers from 1 to n
- K-Ary Tree
- Chicks in a Zoo
- Special Numbers
- Maximize XOR
- Check if divisible by 10
- Numbers containing 1, 2 and 3
- Find unit digit in a Product
- Summed Matrix
- Fact Digit Sum
- Non-Repeating Element
- Find winner of the Game of Nim
- Arya and The Great War
- Largest sum of digits in all Divisors
- Remainder of array multiplication
- Check if array contains contiguous integers with duplicates allowed
- Maximum height of the staircase
- Extra Perfect Numbers
- Count ways to express N as the sum of 1,3 and 4
- Counts Zeros Xor Pairs
- Easy string
- C++ Matrix Rotation by 180 degree
- Swap every two bits in bytes
- Print Binary Tree levels in sorted order
- Check if a number is divisible by 8
- Common Divisor
- Print all bitwise subsets of a number N
- Charul and vessels
- Print Bracket Number
- Anand's Maths question
- Check if any valid sequence is divisible by M
- Delete array elements which are smaller than next or become smaller
- Minimal moves to form a string
- Geeks Sum
- Geeks and the test
- Geek and the base
- Geeky Movement

- Kadane's Algorithm
- Find Missing And Repeating
- Complement
- Sum Of Prime
- Maximum Index
- Equal Sum
- Longest Increasing Subsequence
- Minimum number of jumps
- Count ways to reach the n'th stair
- Path in Matrix
- Is Binary Number Multiple of 3
- Preorder Traversal and BST
- Bleak Numbers
- Longest Bitonic subsequence
- Array Pair Sum Divisibility Problem
- Longest Common Prefix in an Array
- Count even length
- Last two digits of Fibonacci
- Yes XOR No
- Beautiful SubSequence
- Sum of XOR of all pairs
- Buying Vegetables
- Shivani hates Consecutive numbers
- Geek and the lockers