- Merge Sort Tree for Range Order Statistics
- Check if any valid sequence is divisible by M
- Number of pairs with Pandigital Concatenation
- Maximizing Probability of one type from N containers
- Maximum Subarray Sum in a given Range
- Binary Search in PHP
- Readability Index in Python(NLP)
- Number of solutions to Modular Equations
- Finding a Non Transitive Coprime Triplet in a Range
- Maximum Subarray Sum Excluding Certain Elements
- Sum of special triplets having elements from 3 arrays
- Array range queries for elements with frequency same as value
- Comparisons involved in Modified Quicksort Using Merge Sort Tree
- Levelwise Alternating OR and XOR operations in Segment Tree
- Number of primes in a subarray (with updates)
- Fibonacci sum of a subset with all elements <= k
- Number of ordered points pair satisfying line equation
- Find the Largest Cube formed by Deleting minimum Digits from a number
- Ways to choose three points with distance between the most distant points <= L
- Queries for number of array elements in a range with Kth Bit Set
- Reorder the given string to form a K-concatenated string
- Number of rectangles in a circle of radius R
- Minimum positive integer required to split the array equally
- Modify string by removing vowels in between two consonants
- Number of ways to form an array with distinct adjacent elements
- Codenation Interview Experience (On Campus for Internship)
- Number of Binary Strings of length N with K adjacent Set Bits
- Find the Number of Maximum Product Quadruples
- Form N-copy string with add, remove and append operations
- Minimum number of operations required to sum to binary string S
- Check if the given graph represents a Bus Topology
- Number of array elements derivable from D after performing certain operations
- Minimum Operations to make value of all vertices of the tree Zero
- Queries for Composite numbers in subarray (With Point Updates)
- Check if the given graph represents a Ring Topology
- Check if the given graph represents a Star Topology
- Minimize the maximum minimum difference after one removal from array
- Pairs with same Manhattan and Euclidean distance

- Find if an expression has duplicate parenthesis or not
- Find bitonic point in given bitonic sequence
- Length of longest balanced parentheses prefix
- Print number in ascending order which contains 1, 2 and 3 in their digits.
- Levelwise Alternating OR and XOR operations in Segment Tree
- Minimum and Maximum number of pairs in m teams of n people