Learning Paths (0)
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Practice Paths (0)
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Contests (74)
October Challenge 2019 Division 2
Phone Prices
November Challenge 2019 Division 2
Hard Sequence, Weapon Value
December Challenge 2019 Division 2
Plus Multiply, That Is My Score!
December Lunchtime 2019 Division 2
Check Algorithm
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
October Challenge 2020 Division 2
Covid Run
October Challenge 2021 Division 3 (Rated)
Three Boxes, Which Mixture
November Challenge 2021 Division 3 (Rated)
Weird Palindrome Making, Equal Coins, Which Fuel is Cheaper, Maximise the bridges
Code: Nium Challenge
Divide Students Into Classes
November Cook-Off 2021 Division 2
Missing Sums
CodeChef Starters 17 Division 3 (Rated)
GCD of Prefixes, Chef on Vacation, New Piece
CodeChef Starters 18 Division 3 (Rated)
Back to Campus
November Lunchtime 2021 Division 3
Minimum Number of Pizzas, Chef and Stock Prices
December Challenge 2021 Division 3 (Rated)
Check Mate, Valleys and Hills, List of Lists, Utkarsh and Placement tests
December Cook-Off 2021 Division 2
Musical Chairs
December Lunchtime 2021 Division 3
Chef and Vacation Transportation , Chef Loves 1010
CodeChef Starters 21 Division 2 (Rated)
Akash and Grid, And Or Union
CodeChef Starters 22 Division 2 (Rated)
An Interesting Sequence, Even Subset Xor
Code Drive Division 3 (Rated)
Again XOR problem, Game between friends, Count Number of Peaks, Favourite String of Chef
January Long 2022 - I, Division 2 (Unrated)
Prime in a binary string
Exun 2021-22 Division 2 (Rated)
Sarthak and his Magic Grid, Vedant and his Hidden Array, Aujasvit and the Circle Game
CodeChef Starters 23 Division 2 (Unrated)
Average of Three, Subarray Mex, Maximising Vacations, Non Zero Subarray Xor
January Lunchtime 2022 Division 2
Subarray permutations, Prefix Zeros
CodeChef Starters 25 Division 2 (Rated)
Building Towers, Equal MEX, Points and Lines
February Cook-Off 2022 Division 2
Perfect Permutation, PerMEXuation , Prefix Permutation
February Lunchtime 2022 Division 2
Four Equidistant Points on a Grid, Parallel Processing, Magnet Sort
CodeChef Starters 28 Division 2 (Rated)
Permutation Xority, Count the Holidays
CodeChef Starters 29 Division 2 (Rated)
String protocol, Plusle and Minun on Array, Decomposition Reaction
March Cook-Off 2022 Division 2
Fixed Weight, Janmansh at Fruit Market, Equal Mex Splitting, Alternating Divisibility
CodeChef Starters 31 Division 2 (Rated)
XOR and AND, Alternating String, Sign Moves, The Unchanging OR
CodeChef Starters 33 Division 2 (Rated)
Distinct Dilemma, Broken Life, Non Adjacent Flips, Make Them Equal
CodeChef Starters 34 Division 2 (Rated)
Average Array, Binary String Xor
April Lunchtime 2022 Division 2(Rated)
Buckets Full of Candies, Pair Pain
Starters 36 Division 2 (Rated)
Buying Sweets, Reduce to 1, Presents for Cheffina
July Cook-Off 2022 Division 2 (Rated)
Permutation And Median, Xor Permutation, Segmentation Fault
June Cook-Off 2022 Division 2 (Rated)
Simple XOR, Break the Stick
June Lunchtime 2022 Division 2 (Rated)
Zero Ones Equal One Zeros, The Lost Array, Max Shift After XOR, Equal by XORing
July Lunchtime 2022 Division 2 (Rated)
Easy Pronunciation, Yet Another Palindrome Making Problem, Maximum Median Matching, Largest Family
Starters 68 Division 2 (Rated)
Boring String, XOR Product, Expense List, Make Money
Starters 72 Division 2 (Rated)
N Triplets, No sequence
February Cook-Off 2023 Division 2 (Rated)
Take Not Less, Permutation and Modulus, Minimum Beauty
Starters 80 Division 2 (Rated)
Permutation Subsequence, Prefix Permutation, Equal Elements
Starters 81 Division 2 (Unrated)
Good XOR
Starters 83 Division 2 (Rated)
Construct String, Order by XOR
Starters 91 Division 2 (Rated)
Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation
Starters 92 Division 2 (Rated)
Rectangular Tiling, Distance Coloring, Dotify Playlist
Starters 93 Division 2 (Rated)
Break Free, Thank U, Next, NASA, Greedy, Problem
Starters 94 Division 2 (Rated)
CodeChef Streak, Possible or Not, The Vowel Matrix
Starters 98 Division 2 (Rated)
3-Blast Palindrome, Airport Management, Ball Distribution
Starters 99 Division 2 (Rated)
Segment Three, Two Piles, Card Swipe, Exclusion-Inclusion
Starters 100 Division 1 (Rated)
Stamps 100
Starters 104 Division 2 (Rated)
Lexicographically Largest , Maximise Sum, GCD and LCM
Starters 105 Division 2 (Rated)
Take it Easy, Spooky Sequences, Dull Operation, Wishcraft
Starters 106 Division 1 (Rated till 5 Stars)
Playing with OR, Save People, Guess the winner!, Count Possibilities, Reach Anywhere
Starters 108 Division 1 (Rated till 6 Stars)
Palindromic Prime Numbers, Fair Distribution, Multiple of 9
August Long 2023 Division 1 (Unrated)
All New CodeChef, Maximum Deliciousness, I Can Use Both Hands!
SQL Contest (Unrated)
First Problem on SQL, Number of Distinct Institutes, Div 2 Ranklist
Starters 111 Division 1 (Rated till 6 Stars)
LCM Mania, Prefixing, Beautiful Strings
Starters 114 Division 1 (Rated till 6 Stars)
Chef and Tag, Rock-Paper-Scissors
Starters 115 Division 1 (Rated)
Greedy LIS Algorithm, Binary Grid Forces, Make All Zero
Starters 116 Divison 1 (Rated till 6-Stars)
Chef Product, ORST , Exact Savings
Starters 117 Division 1 (Rated till 5-Stars)
Equality Etiquette, Spread Spree, Stingy Arrays, Not Prime Permutation
Starters 119 Division 1 (Rated till 6-Stars)
K Odd Sum, Unalike Gcd & Lcm
Starters 120 Division 1 (Rated till 6 Stars)
Find Permutation , Construct Permutation, Count Subarrays, Count Arrays
Starters 122 Division 1 (Rated till 6-Stars)
Arya In Grid, Transformation Cost
Starters 124 Division 1 (Rated till 5-Stars)
Swap and Unite, Make It One
Starters 126 Division 1 (Rated till 6 Stars)
Tree Distance Set, Freedom, Triangular Swaps
Starters 129 Division 1 (Rated till 5-Stars)
Palindromic Substrings
Starters 146 Division 1 (Rated till 5 stars)
Back Front, Bouncing Ball, Permutation Construction
Starters 147 Division 1 (Rated till 5 stars)
K Subsequence 101, Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101
Starters 148 Division 1 (Rated till 6 stars)
Double Trouble, Beautiful Flip, The Undisappearance
Starters 149 (Rated till 5 stars)
Kill Monsters (Hard Version), Maximise Sum, Chef Loves Beautiful Strings (Hard Version), Chef Loves Beautiful Strings (Easy Version)
Starters 150 (Rated till 6 stars)
Equal Pairs (Hard), Min Ops (Hard), Replacing Game
Starters 152 (Rated till 6 stars)
Maximize Hamming Distance, Completion (Easy), Anti-Palindrome Queries
Starters 153 (Rated till 5 stars)
Another Game, Colorful Tree (Easy Version), Xometry (Easy Version), Xometry (Hard Version)
Starters 154 (Rated till 6 stars)
Count Winning Subarrays, GCD and XOR
Starters 156 (Rated till 6 stars)
Balance Difficulties, Interval Cliques, Partition Score
Starters 157 (Rated till 5 stars)
Small, Smaller, Smallest, Normal is Good, Unmedian
Starters 160 (Rated till 5 stars)
Palindrome Love, Buying Order (Easy), Buying Order (Hard)
Starters 165 (Rated till 6 stars)
A to B, Stable Array, Reverse and Alternate (Count)
Starters 169 (Rated till 5 stars)
Constant Subsequence, Hamming equivalent
Total Problems Solved: 295
India
