Himanshu Shekhar

Practice: 

Small factorials, Ambiguous Permutations, Enormous Input Test, Sums in a Triangle, Turbo Sort, ATM, The Lead Game, Cutting Recipes, Fit to Play, Ciel and Receipt, Packaging Cupcakes, Lapindromes, Number Mirror, Chef and Remissness, The Smallest Pair, Tanu and Head-bob, Fit Squares in Triangle, Gcd Queries, Lucky Four, Add Two Numbers, Find Remainder, First and Last Digit, Smallest Numbers of Notes, Sum of Digits, Reverse The Number, Helping Chef, Total Expenses, Id and Ship, Gross Salary, Valid Triangles, Grade The Steel, GCD and LCM, Second Largest, Small Factorial, Primality Test, Finding Square Roots, The Block Game, Greedy puppy, Chef And Operators, Mahasena, Chef and Fruits, Puppy and Sum, Cooking Schedule, Chef and Round Run, Rectangle, Two vs Ten, Sum OR Difference, Decrement OR Increment, Area OR Perimeter, Is it a VOWEL or CONSONANT, Chef and SnackDown, Chef and Good Subsequences, Tennis Tournament, 1 - Cakezoned, Chef and Meetings, Cinema Ticketing Queue, Say No To Drugs, Add and Divide, Three Boxes, Two Dishes, Prefix Sums, Vaccine Dates , Make that Array!, Yet another SOD problem, Which Mixture, Counting Tuples, Maximum Number Of Distinct Elements, P Equal To NP, Marbles, Binary String Game, Dalgona Treat, Break the Balance, Optimal Sorting, Mean equals Median, An Interesting Sequence, Even Subset Xor, Bitwise swaps, Valentine Vex, String Reverse, Stone Game, Non Coprime Neighbours, Mango Market, Travelling in the Graph, Bucket and Water Flow , Jump to Sibling, Average Array, Good Permutation, Secret Machine Mania, Reduce to 1, Crazy Substrings, Minimize Blocked Roads, Maximum Pairwise Modular Sum, Equal After And, Split AND Sum, Permutation AND, Segmentation Fault, Split The String, Chef & Cook Game, Nahaane Jaa, Candies, Binod, Potato to Gold, Good Binary Strings, Palindrome by Splitting, Connect All Cities, Palindrome In Making, Just Like Mob!, Musical Rods, Existence Of X, XOR Tree, 3-Blast Palindrome, Absolute Differences, No Palindrome, Segment Three, Rivalry

Past ZCO Problems: 

Smart Phone

SnackDown 2021 - Online Qualifiers: 

Lucky Number

CodeChef Starters 13 Division 3 (Rated): 

Chef in Vaccination Queue, Maximum Light Up, The Preparations, Magical Doors

CodeChef Starters 14 Division 3 (Rated): 

Odd GCD, Task Times, Diagonal movement, FIXFIX, RCB and Playoffs

October Challenge 2021 Division 2 (Unrated): 

Longest AND Subarray, Digit Removal, MEX-OR

CodeChef Starters 15 Division 2 (Rated): 

Nice Pairs

SnackDown 2021 - Online Round 1A: 

Round Robin Ranks , Dance Moves, Min Max LCM

CodeChef Starters 19 Division 3 (Rated): 

Chef and Contest, Sleepy Chef, Indivisible Permutation, Distinct Elements

December Challenge 2021 Division 3 (Rated): 

Increasing String , Check Mate, Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, List of Lists, Utkarsh and Placement tests

December Cook-Off 2021 Division 2: 

Median Minimization, Musical Chairs, RGB Construction

December Lunchtime 2021 Division 2: 

Maximum Trio, Romantic Reversals

CodeChef Starters 21 Division 2 (Rated): 

Akash and Grid, ChefWM, And Or Union

Code Drive Division 2 (Rated): 

Again XOR problem, Maximum Factors Problem, Count Number of Peaks

January Long 2022 - I, Division 2 (Unrated): 

Retrieve back the Array

January Lunchtime 2022 Division 2: 

Subarray permutations, Prefix Zeros, Permutation XOR Sum

February Cook-Off 2022 Division 2: 

Perfect Permutation, PerMEXuation , Mango Market, Prefix Permutation

CodeChef Starters 27 Division 2 (Rated): 

Distinct Binary Strings, The product mystery

February Lunchtime 2022 Division 2: 

Four Equidistant Points on a Grid, Parallel Processing, Magnet Sort

March Long One 2022, Division 2 (Unrated): 

Subarray XOR

CodeChef Starters 29 Division 2 (Rated): 

String protocol, Plusle and Minun on Array, Decomposition Reaction

CodeChef Starters 30 Division 2 (Rated): 

Minimum Coloring, Gift Shop and Coupon, Balanced Reversals

March Lunchtime 2022 Division 2: 

Sad Splits, Winter, Adjacency Love

CodeChef Starters 32 Division 2 (Rated): 

Maximize the Minimum, Finding Shoes, Flip Sorting

CodeChef Starters 34 Division 2 (Rated): 

Average Array

April Lunchtime 2022 Division 2(Rated): 

Buckets Full of Candies, Pair Pain

Starters 36 Division 2 (Rated): 

Buying Sweets, Presents for Cheffina

Starters 39 Division 2 (Rated): 

Compress the Video, Closest Vowels

June Cook-Off 2022 Division 2 (Rated): 

Simple XOR, Break the Stick

Starters 43 Division 2 (Rated): 

Make them Equal, The Optimal Pairs, Distinct Palindrome

Starters 48 Division 2 (Rated): 

Fill The Grid, Make Palindrome 2, Positive array, Accurate XOR

Starters 67 Division 2 (Rated): 

Maximum Angriness, Expensive Steps , Counting Problem

Starters 68 Division 2 (Rated): 

Boring String, XOR Product, Expense List, Interesting Array, Make Money

Starters 69 Division 2 (Rated): 

Akash and Dinner, Distinct Sequence, Longest Subarray

Starters 70 Division 2 (Rated): 

Minimum distance between 1s, X AND Y Tree, Prime Reversal, Frequency Array Retrieval

Starters 71 Division 2 (Rated): 

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

Starters 72 Division 2 (Rated): 

N Triplets, Good Sequence, No sequence

Starters 95 Division 1 (Rated till 6 Stars): 

Boxes, Transfusion Chain

Starters 96 Division 1 (Rated till 5 Stars): 

Swap the numbers, Mex Array

Starters 97 Division 1 (Rated till 6 Stars): 

Triplets Min

Level up from 1* to 2*: 

Gift Shop and Coupon

Jump from 2* to 3*: 

Make it Divisible

Problems Authored (5)

Problems Tested (0)

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Editorials Contributed (0)

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