Viraj Agrawal

Starters 49 Division 4 (Rated)

N Buttons 1 Bulb, Split The String, High Frequency, Is it hot or cold, Maximise the Tastiness, Monks, Valid Minimum

August Lunchtime 2022 Division 2 (Rated)

Easy Permutation, Array Equality, Tree Coloring, Subtract 12 Operation

Starters 53 Division 2 (Rated)

Black&White Ring Game, Make A and B equal, Queen Blocks

Starters 54 Division 2 (Unrated)

Equal Distinct, Subarray Game, K Flip, Departments (Easy Version)

Starters 55 Division 2 (Rated)

Non Zero Xor, Ball Sequence, Balls and Boxes, Mean and Median, OR Tuples

September Long 2022 Division 1 (Unrated)

Pokemon Battles, Interesting Subarray

Starters 56 Division 1 (Unrated)

K-Subarrays

Starters 58 Division 1 (Unrated)

Equivalent Numbers, Good Arrays, Add to Subsequence

October Long 2022 Division 1 (Unrated)

Chef And Array Construction, Twos and Zeros, Binary Substituition

Starters 60 Division 1 (Unrated)

Distinct Numbers, Red Green Grids, Yet Another Palindrome Problem

Starters 62 Division 1 (Rated for 5 & 6 stars)

Joint XOR, Disjoint XOR, Sorted Substrings, Make Multiple, Pythagorean Pair

Starters 63 Division 1 (Rated for 5 & 6 stars)

Maximize 1s, Count Partitions , One-XOR Deletions, Make Length 1, Minimum Absolute Score, Greedy Grid Moves

Starters 64 Division 1 (Rated till 5-stars)

Luigi and Uniformity, Prime Factor Division, Distinct Neighbours

November Long 2022 Division 1 (Unrated)

MaxEdges, Minimize swaps, Alice and the Array

Starters 66 Division 1 (Rated till 5-stars)

Sorting the Binary String, Good Binary Strings, Palindrome by Splitting, Connect All Cities, Palindrome In Making

Starters 67 Division 1 (Rated till 5-stars)

Maximum Angriness, Musical Rods, Existence Of X

Starters 68 Division 1 (Rated till 5-stars)

Guess All, Boring String, XOR Product, Interesting Array, Make Money

Starters 69 Division 1 (Rated till 6-stars)

Distinct Sequence

Starters 70 Division 1 (Rated till 6-stars)

X AND Y Tree, Two Counters, Prime Reversal, Frequency Array Retrieval

Starters 71 Division 1 (Unrated)

Pet Store, Flip the Prefix, Expected Sum, Maximizing LCS

December Long 2022 Division 1 (Unrated)

Break into Powers, Sum of Cube , Divisible by A_i

Starters 73 Division 1 (Rated till 6-Stars)

Find an integer, Consecutive Xor

January Long 2023 Division 1 (Unrated)

A Short Counting Problem, Symmetric Swaps, Minimize the Maximum

Starters 77 Division 1 (Rated till 5 Stars)

Yet Another XOR Sort, Concat Palindrome, K Increment Palindrome, Three Numbers

Starters 78 Division 1 (Rated till 6 stars)

MinAdd, Bitwise Equation, Balanced Suffix, Solve More Problems!

Starters 79 Division 1 (Rated till 5 Stars)

Love Squares Hate Cubes, Mountain, One Stone or Two Stones

Starters 80 Division 1 (Rated till 5 stars)

Permutation Subsequence, Prefix Permutation, Matrix Pain

Starters 84 Division 1 (Rated till 6 Stars)

MEX Sequences, SUM OR, Max count of 1, Digit Operation, Chef And Adjacent Sums

Starters 85 Division 1 (Rated till 6 stars)

Crazy Bishops on Chessboard, Efficient PAN Linking, GCD Queries, Bomb Blast, TripTastic

Starters 86 Division 1 (Rated for All)

Minimum Operation, String Game , Largest Y

Starters 83 Division 1 (Rated)

Construct String, Order by XOR

Starters 90 Division 1 (Rated till 6 Stars)

Crushed Apples and a Balance Scale, Minimum Ugliness, Sum of Goodness, Printing Binary Array, Anti Palindrome

Starters 102 Division 1 (Rated till 6 Stars)

Chess ELO, Parity Permutation, Circular Trouble, Light The Bulb, Chef Segment, Bit Play

Starters 103 Division 1 (Rated till 6 Stars)

Squarified, Chandelier, Unique xor, Divisible By 8

Starters 104 Division 1 (Rated till 6 Stars)

Longest Non Decreasing Subsequence, Lexicographically Largest , Construct An Array, Maximise Sum

Starters 105 Division 1 (Rated till 6 Stars)

Racing Dead, Spooky Sequences, Dull Operation, Wishcraft

Starters 112 Divison 1 (Rated till 6 Stars)

Maximise Sum, Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Subtree Coloring, Permutation Construction

Starters 113 Division 1 (Rated)

Count Distinct Arrays, Maximise The Minimum, Minimise Maximum Subarray Sum, Make All Equal, Score Sum, Maximum Score

Starters 114 Division 1 (Rated till 6 Stars)

Yet another Matrix problem, Game on Array, Make Same, Chef and Tag, Rock-Paper-Scissors

Starters 115 Division 1 (Rated)

Subtraction Sequence I, Subtraction Sequence II, Greedy LIS Algorithm, Binary Grid Forces, Make All Zero

Starters 116 Divison 1 (Rated till 6-Stars)

Expected Diameter, Chef Product, ORST , Permutation Sort, Exact Savings

Starters 118 Division 1 (Rated till 5-Stars)

Count Substrings

Starters 119 Division 1 (Rated till 6-Stars)

K Odd Sum, Xorred, Unalike Gcd & Lcm

Starters 121 Division 1 (Rated till 6-Stars)

Frequal, Colourful Balls, Split And Maximize, Escape, Caesar Cipher Lite, Magic Palindrome

Starters 123 Division 1 (Rated till 6-Stars)

Trial of the Conqueror

Starters 125 Division 1 (Rated till 6-Stars)

Bucket Game

Starters 126 Division 1 (Rated till 6 Stars)

Tree Distance Set, Freedom, Triangular Swaps

Starters 129 Division 1 (Rated till 5-Stars)

Red Blue Decomposition, SumXor

Starters 130 Division 1 ( Rated till 6-Stars)

Updating A, Make Equal, Append Array, Good Binary String

Starters 136 Division 1 ( Rated till 6-Stars )

Game On Rectangle, Lexicographically Maximal Prefix AND, Sum of Max K Subarray, Sum of Modes, Non-Zero XOR

Starters 138 Division 1 (Rated till 6-Stars)

TRIPLE PRIMES, K Subarray Products, Prefix Suffix Inequality, Breezy Mode Problem

Starters 173 (Rated upto < 2700)

Cool Subsequences, Introverts, Time Penalty, Overwrite

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