Learning Paths (0)
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Practice Paths (0)
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Contests (69)
October Challenge 2019 Division 2
Array Modification, Phone Prices
November Challenge 2019 Division 2
Hard Sequence, Weapon Value
January Challenge 2020 Division 2
Chef and Dynamo, Doraemon, Equality, Breaking Bricks
February Challenge 2020 Division 2
Chef and Railway Stations, No Change Required, The Theatre Problem, School of Geometry, Hard Cash, Long Contest and Cook Off Overlaps
March Challenge 2020 Division 2
XOR Engine, Ada Bishop 2, Pintu and Fruits
May Challenge 2020 Division 1
Coronavirus Spread, Isolation Centers
July Challenge 2020 Division 1
Chefina and Swaps, Missing a Point, Doctor Chef
September Challenge 2020 Division 1
A Problem on Sticks, Coronavirus Spread 2
April Challenge 2021 Division 2
Binary String MEX, Worthy Matrix, Chef and Dice
SPYBITS IIT BHU Division 2 (Rated)
B - Valentine Couples, C - Mission Gotham, D - Pilgrims Destination, A - Save Water Save Life
May Cook-Off 2021 Division 2
The Last Problem, Chef and Subarrays
September Cook-Off 2021 Division 2
Chef and Pairwise Distances, Zebra Crossing, Fake Swaps, Adjacency Hatred
October Cook-Off 2021 Division 2
Can You Reach The End, Odd Sum, 01 Subsequence
October Lunchtime 2021 Division 2
Chef and Water Car, Exactly N plus 1 Values
November Cook-Off 2021 Division 2
Product Pain, Missing Sums, Make it Divisible
CodeChef Starters 17 Division 2 (Rated)
Binary Inversion, GCD of Prefixes, String Game, New Piece
CodeChef Starters 19 Division 2 (Rated)
P Equal To NP, Indivisible Permutation, The Alternating Sum, Distinct Elements
C.O.D.E.R.S Division 2 (Rated)
The One On The Last Night, The One with All the Candy, The One with Ross Wedding
FizzBuzz Division 2 (Rated)
Magical Planks, Clean The Sequence, Substring Minimum Function, Can_Reach, Kingdom Attack
November Lunchtime 2021 Division 2
Expected Weight, Strange Minimization, Rapid Re-Orderings
December Challenge 2021 Division 2 (Unrated)
Squares Counting
SnackDown 2021 - Elimination Parallel (Rated for Div 2)
Yet another subarray problem, Remove Element, Maximum Palindrome
December Lunchtime 2021 Division 2
Maximum Trio, Romantic Reversals
Infinity 2k21 Division 2 (Rated)
Marbles, Dalgona Treat
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
Starters 46 Division 2 (Rated)
Prime Xor, Vowel Anxiety, Array sorting, Sort the String
Starters 47 Division 2 (Rated)
Copy and Push Back, Similar Heights, End Sorted
July Lunchtime 2022 Division 2 (Rated)
Easy Pronunciation, Yet Another Palindrome Making Problem, Consecutive XOR, Maximum Median Matching, Largest Family
Starters 48 Division 2 (Rated)
Strict Permutation, Fill The Grid, Make Palindrome 2, Positive array, Accurate XOR
Starters 57 Division 2 (Unrated)
Delicious Queries, Maximum Expression, Even Splits, Two Different Palindromes
Starters 61 Division 2 (Rated)
Minimise LCS, Weird Subarrays, Red Blue Flowers, Subarray Removal
Starters 63 Division 2 (Rated)
Maximize 1s, One-XOR Deletions, Make Length 1, Minimum Absolute Score, Greedy Grid Moves
Starters 71 Division 1 (Unrated)
Flip the Prefix, Maximizing LCS
Starters 72 Division 1 (Rated till 5-Stars)
N Triplets, Good Sequence, No sequence
Starters 73 Division 1 (Rated till 6-Stars)
Find an integer, Consecutive Xor
Starters 74 Division 1 (Rated till 6-Stars)
Candies, Maximum Xor Sum, Distinct Values, Lcm hates Gcd
Starters 75 Division 1 (Rated till 6-Stars)
Chefs Favourite Function, Equal Hamming Distance, Prefix Ones
February Cook-Off 2023 Division 2 (Rated)
Take Not Less, Permutation and Modulus, Minimum Beauty
Starters 77 Division 2 (Rated)
Concat Palindrome, Three Numbers
Starters 78 Division 2 (Rated)
Bitwise Equation, Balanced Suffix, Valid Expression, Solve More Problems!
Starters 79 Division 2 (Rated)
Mountain, One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums
Starters 80 Division 2 (Rated)
Permutation Subsequence, c8kbf and Tree, Prefix Permutation, Equal Elements
Starters 81 Division 2 (Unrated)
Distinct Matrix, Divide Pages
Starters 82 Division 2 (Rated)
Make Them Alike, Find eX, Make A-B Same, Difference Matrix, MIN To MAX
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, TripTastic
Starters 86 Division 2 (Rated)
Minimum Operation, String Game , Largest Y, Maximise Score
Starters 87 Division 1 (Rated till 6 Stars)
Inversions of subsequences, AB plus C
Starters 83 Division 1 (Rated)
Construct String, Order by XOR
Starters 88 Division 2 (Rated)
Maximum And Or, Unstable Subarray, Chef and Good Array
Starters 91 Division 2 (Rated)
XOR & Sum, Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation
Starters 92 Division 1 (Rated till 6 Stars)
Rectangular Tiling, Dividing into Groups, Beautification of array, Distance Coloring
Starters 93 Division 1 (Rated for All)
NASA, Bloodline
Starters 94 Division 1 (Rated till 5 Stars)
Possible or Not, Search for 404, Special Operation, The Vowel Matrix
Starters 95 Division 1 (Rated till 6 Stars)
Boxes, Transfusion Chain
Starters 96 Division 2 (Rated)
Swap the numbers, Mex Array, Remove Multiples
Starters 97 Division 1 (Rated till 6 Stars)
Make It Special, No Palindrome, Triplets Min
Starters 98 Division 1 (Rated till 6 Stars)
3-Blast Palindrome, Ball Distribution
Starters 99 Division 1 (Rated till 6 Stars)
Segment Three, Two Piles, Exclusion-Inclusion
Starters 100 Division 1 (Rated)
Stamps 100
Starters 103 Division 1 (Rated till 6 Stars)
Squarified, Chandelier, Unique xor, Divisible By 8
Starters 108 Division 1 (Rated till 6 Stars)
Palindromic Prime Numbers, Fair Distribution, Multiple of 9
Starters 116 Divison 1 (Rated till 6-Stars)
Exact Savings
Starters 128 Division 2 (Rated)
XOR And Multiply
Starters 134 Division 2 (Rated)
Origin, Prison Escape, Rock Paper Scissors, 3out1in
Starters 135 Division 2 (Rated)
Graph Cost, Invert And Equalize, Change A to B
Starters 136 Division 2 ( Rated )
Lexicographically Maximal Prefix AND, Sum of Modes, My First Geometry Problem
Starters 137 Division 1 (Rated till 5-Stars)
Speedrun, Double Trouble
Starters 138 Division 1 (Rated till 6-Stars)
A power B mod C , TRIPLE PRIMES, Prefix Suffix Inequality, Distinct Substring
Starters 140 Division 2 (Rated)
Make Permutation, Split Permutation, Trick Or Treat, Break The String, Tree Removal
Starters 141 Division 1 (Rated till 5-Stars)
Perfect Prefixes
Total Problems Solved: 302
India
