Subhash Sheoran

Practice: 

Count Relations, My Fair Coins, Coprime Triples, Race Time!, Alternating subarray prefix, Parity tree, Query On Strings, Minion Chef and Bananas, Construct Array, Lockdown Loss, Xor Jar Muluk Tar, Team Name, Fair Elections, Maximum Value, Chef and Patients, Chef and Division 3, Encoded String, Ashishgup and Interviews, Maximum Size, Prime Tuples, College Life 2, Password, Pair Me, Even Differences, Even Sum, Paparazzi Gennady, Thief and Police, Palpal Strings, Chef and Coupon, Joker and Batman, Tree House, Modular Equation, Double Burgers, Chef and Subarrays, Binary String on Steroids, The Wave, Optimal Denomination, Different String, Even tuples, Chef and Closure, Three Dices, Equal Difference, Beautiful Pairs, Cricket Ranking, Array Rotation Returns, Friend Groups In A Line, Black cells in a chessboard, Large Square, Bus full of passengers, Fibonacci concatenation, India Fights Corona, Clear the Array, Grid Path, Chef and Deque, Minimum Digit Sum 2, ATM Queue, A Counting Problem, Chef and Pairwise Distances, Half Sequence, Alice vs Bob Faceoff, Counting Tuples, Can You Reach The End, Chef and Water Car, Exactly N plus 1 Values, Find the Modulus, Count of Array, Subarray Jumps, Fastest division, Samurai and the XORring Problem, Ddakji, The missing GCD (hard version), Hopscotch, Sleep Technique , Sum and OR, Prime Graph, Sum of products (hard version), Special String, Digit Multiplication By K, Fixed Weight, Bitwise swaps, Count Arrays, Xor Becoming Uncanny, Or Sum, And Equals Or, Max BIT Sum, Interactive Tree, Secret Tree, Broken Dreams, Interactive Tree 2, Squeeze OR, Minimum Coloring, Maximizing LIS, Gift Shop and Coupon, Prefix Suffix Operations, Unbalanced Reversals, Balanced Reversals, Array operations, Secret Machine Mania, Minimum Hash, Doubled Distances, Triple Inversions, Average Gift, Maximum XOR, Anti-knapsack, Expected move, Add By Permutation, Array Sorting, Adjacent Xors, Copy and Paste, Different Medians, Tree Coloring, K-Subarrays, Energetic Node(Easy Version), Energetic Node(Hard Version), Palindrome Swaps, Binary Substitution, Maximum Subarray , Maximum Sum, Maximize 1s, Count Partitions , GCD Sort, Make Length 1, Minimum Absolute Score, Greedy Grid Moves, Eat Rock!, Saber Slays, Break This Array

IARCS OPC Judge Problems: 

Longest Palindrome

January Cook-Off 2021 Division 3: 

Distinct Pair Sums

February Challenge 2021 Division 3: 

Frog Sort, Chef and Meetings, Maximise Function, Highest Divisor

March Cook-Off 2021 Division 2: 

Guess the Number

February Lunchtime 2021 Division 3: 

Daanish and Problems, Average Sorting, Smallest Possible Whole Number, Coprime Range

CodeChef Div 3 Rated Contest 2021 Division 3: 

Body Mass Index, Total Score

March Challenge 2021 Division 2: 

Interesting XOR!, Space Arrays

March Lunchtime 2021 Division 2: 

Dinner by Candlelight, Racing, Lunchtime

April Challenge 2021 Division 2: 

Worthy Matrix, Chef and Dice

International Coding Marathon 2021 Division 2 (Rated): 

Infinite polygons, Lucky Boundaries

April Cook-Off 2021 Division 2: 

OR of ANDs, Chocolate Monger

Code-MAT: 

Irreducible fraction

SPYBITS IIT BHU Division 2 (Rated): 

B - Valentine Couples, C - Mission Gotham, A - Save Water Save Life

April CodeChef Starters 2021 Division 2 (Unrated): 

Chef On Island, Hiring Test

May Cook-Off 2021 Division 2: 

The Last Problem

May Challenge 2021 Division 2 (Rated): 

Xor Equality, Tic Tac Toe

July Challenge 2021 Division 2 (Unrated): 

XxOoRr

July Cook-Off 2021 Division 2: 

XOR-ORED, Mod Equality, Shoe Fit

August Challenge 2021 Division 2 (Unrated): 

Special Triplets, Array Filling, Chef and Bulb Invention, Charge Scheduling, Problem Difficulties, Olympics Ranking

August Lunchtime 2021 Division 2: 

K-th Maximum, Crossing Blocks, Just a Graph

CodeChef Starters 10 Division 2 (Rated): 

Magical Flips, Maximise the Subsequence Sum, Remove One Element

AlgoManiac - Code For Future Division 2 (Unrated): 

Say No To Drugs, The Rumbling, The Old Saint And Three Questions, Meet In The Median

September Challenge 2021 Division 2 (Unrated): 

XOR Equal, Shuffling Parities, 2-D Point Meeting, Airline Restrictions, Travel Pass

September Cook-Off 2021 Division 2: 

Zebra Crossing, Fake Swaps, Adjacency Hatred

SnackDown 2021 - Online Qualifiers: 

Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference

CodeChef Starters 11 Division 2 (Rated): 

Positive Spewing, The Grid Fill Problem, Obtain the Sum

CodeChef Starters 13 Division 2 (Rated): 

Add and Divide, Chef in Vaccination Queue, Maximum Light Up, Make that Array!, Magical Doors

CodeChef Starters 14 Division 1 (Unrated): 

Odd GCD, Task Times, FIXFIX

October Challenge 2021 Division 1 (Unrated): 

Longest AND Subarray, Digit Removal, MEX-OR

September Lunchtime 2021 Division 2: 

Interesting Representation, Prefix Sums, Yet another SOD problem

CodeChef Starters 15 Division 1 (Unrated): 

Division , Minimise the Size, Nice Pairs

SnackDown 2021 - Online Round 1A: 

Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

SnackDown 2021 - Online Round 1B: 

Queens Placement , Largest Laddu

November Challenge 2021 Division 1 (Unrated): 

Flip or Compress, Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Maximise the bridges

SnackDown 2021 - Online Pre-Elimination: 

Product Pain

C.O.D.E.R.S Division 2 (Rated): 

The One On The Last Night, The One Where No One is Ready, The One with All the Candy, The One with Ross Wedding

November Lunchtime 2021 Division 2: 

Expected Weight, Strange Minimization, Rapid Re-Orderings

December Lunchtime 2021 Division 1: 

Optimal Sorting, Romantic Reversals

Infinity 2k21 Division 2 (Rated): 

Marbles, Tug of War, Dalgona Treat

Code Drive Division 2 (Rated): 

Sum this up, Again XOR problem, Maximum Factors Problem, Count Number of Peaks

January Long 2022 - I, Division 1 (Unrated): 

Sequence Master, Retrieve back the Array, Chef and Riffles

January Long 2022 - II, Division 1 (Unrated): 

Power Sum, Crying Colours, TCS Examination, Chef and Fixed Deposits

January Cook-Off 2022 Division 1: 

Subsegment Divisibility , Merged LIS

SPYBITS 2022 CONTEST-1: 

Two Equations, The missing GCD (easy version)

January Lunchtime 2022 Division 1: 

Permutation XOR Sum

CodeChef Starters 24 Division 2 (Rated): 

Anti Palindrome, Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

February Long 2022 - I, Division 1 (Unrated): 

Binary Base Basics, Bitwise Blend

February Cook-Off 2022 Division 1: 

Perfect Permutation, PerMEXuation , Mango Market

February Long 2022 - II, Division 1 (Unrated): 

Xor Palindrome

CodeChef Starters 27 Division 1 (Unrated): 

String Reverse, Non Coprime Neighbours

February Lunchtime 2022 Division 1: 

Magical Modulo, Magnet Sort

Clash Wildcard: 

Spike and his Task, Tom and Jerry Rivalry

CodeChef Starters 28 Division 1 (Unrated): 

Counting Pairs, Travelling in the Graph, Permutation Xority

March Long One 2022, Division 1 (Unrated): 

Subarray XOR, Substring of a Substring, Exact Marks, MEX on Trees

CodeChef Starters 30 Division 1 (Unrated): 

Squeeze OR

March Cook-Off 2022 Division 1: 

Dragonado And XOR, Alternating Divisibility

March Lunchtime 2022 Division 1: 

Winter, Adjacency Love, Separate Them All

Decode 2022: 

Logistics Work, A Simple Problem, Kalakshetra

CodeChef Starters 33 Division 1 (Unrated): 

Stable Mex, Broken Life, Make Them Equal

Code Uncode 5.0: 

Split It Again, Mom I Got Placed!, Maximize Magical Wands, War communication

SPYBITS 2022 CONTEST-2: 

Maximum partitions, Maximum sum, Counting subarrays, Stacking Rectangles

CoDeft 2.0: 

Prefix GCD, Permutation

May Long One 2022 Division 1 (Unrated): 

Four Arrays

June Long One 2022 Division 1 (Unrated): 

Full Path Eraser, Reduce to zero, Add By Permutation, Divisible by i , Possible GCD

June Long Two 2022 Division 1 (Unrated): 

Gcd and Lcm , AP Grid, The Subarray XOR, Reversal Sorting

July Long One 2022 Division 1 (Unrated): 

Game of Piles Version 1

Starters 60 Division 1 (Unrated): 

Distinct Numbers, Red Green Grids, Yet Another Palindrome Problem, Tri XOR

Starters 72 Division 1 (Rated till 5-Stars): 

N Triplets, Good Sequence, No sequence, XOR Tree

February Cook-Off 2023 Division 1 (Rated): 

Take Not Less, Alice Potter And Dumbledore Army

Starters 80 Division 1 (Rated till 5 stars): 

Permutation Subsequence, c8kbf and Tree, Prefix Permutation, Matrix Pain

Code Venture : 

Is this Graph, Weird Fibbo, Array Yaar, Crying Child, Fallacy of Wasseypur, Play with subarray

Starters 84 Division 1 (Rated till 6 Stars): 

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 83 Division 1 (Rated): 

Construct String, Order by XOR, Rotate to Minimum

Starters 88 Division 1 (Rated till 6 Stars): 

Maximum And Or, Chef and Asteroids, Minimize the Bits

Starters 95 Division 1 (Rated till 6 Stars): 

Boxes, Transfusion Chain

Starters 97 Division 1 (Rated till 6 Stars): 

No Palindrome, Triplets Min

Starters 98 Division 1 (Rated till 6 Stars): 

3-Blast Palindrome, Ball Distribution, Sub-Array With Maximum Sum

Starters 111 Division 1 (Rated till 6 Stars): 

LCM Mania, Prefixing, Prime Range Game, Beautiful Strings, ODI Cricket

Problems Authored (3)

Problems Tested (0)

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Editorials Contributed (0)

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