Learning Paths (0)
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Practice Paths (0)
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Contests (60)
Starters 70 Division 4 (Rated)
Kitchen Timings, Spice Level, Cost of Groceries
Starters 72 Division 4 (Rated)
Indivisible, Apples and oranges, Sum it
Starters 73 Division 4 (Rated)
Consecutive Xor, Chef Plays Ludo, Multivitamin Tablets, Lucky Numbers, Append for OR
Starters 74 Division 4 (Rated)
Facebook, Mana Points, Odd Even Binary String
Starters 75 Division 4 (Rated)
Prefix Ones, Three Powers of Two, Two Ranges, Saving Taxes, Profit Increment
Starters 76 Division 3 (Rated)
Redistributing Chocolates, Make Array Odd, Zero String, Construct Array, 400M Race, Not Divisible
February Cook-Off 2023 Division 3 (Rated)
Take Not Less, Bi_lindrome!, Permutation and Modulus, Netflix
Starters 77 Division 3 (Rated)
Spreading Charges, Tekken, Concat Palindrome, Three Numbers
Starters 79 Division 3 (Rated)
One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums, Better Deal
Starters 80 Division 3 (Rated)
Permutation Subsequence, Prefix Permutation, Single-use Attack, Running Comparison, Equal Elements
Starters 81 Division 2 (Unrated)
Good XOR, Distinct Matrix, Divide Pages
Starters 84 Division 2 (Rated)
Max count of 1, Digit Operation, Max Binary, Chef And Adjacent Sums
Starters 85 Division 2 (Rated)
Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium
Starters 86 Division 2 (Rated)
String Game , Largest Y
Starters 87 Division 2 (Rated)
Inversions of subsequences, Existence, AB plus C
Starters 89 Division 2 (Rated)
Plus 2 or Minus 1, Positive or Negative Subarrays, Subarray Removal
Starters 90 Division 2 (Rated)
Crushed Apples and a Balance Scale, Printing Binary Array, Anti Palindrome
Starters 91 Division 2 (Rated)
Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation
Starters 93 Division 2 (Rated)
Break Free, Problem
Starters 94 Division 2 (Rated)
CodeChef Streak, Possible or Not, The Vowel Matrix
Starters 96 Division 2 (Rated)
Swap the numbers, Remove Multiples
Starters 97 Division 2 (Rated)
Schrodinger Smiley
Starters 98 Division 2 (Rated)
Airport Management
Starters 115 Division 2 (Rated)
Greedy LIS Algorithm, Binary Grid Forces, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree
Starters 117 Division 2 (Rated)
Equality Etiquette, Spread Spree, Not Prime Permutation, Spell Shortening
Starters 118 Division 2 (Rated)
Subset GCD, Join States, Xorry 2, Xorry 1
Starters 119 Division 2 (Rated)
Cookie Day, Another Good String , K Odd Sum, Unalike Gcd & Lcm
Starters 121 Division 2 (Rated)
Frequal, Split And Maximize, Caesar Cipher Lite, Anti Adjacent Swaps
Starters 122 Division 2 (Rated)
Arya In Grid, Transformation Cost, Man of the Match
Starters 135 Division 2 (Rated)
Graph Cost, Invert And Equalize, Change A to B
Starters 136 Division 2 ( Rated )
Sum of Modes, My First Geometry Problem
Starters 137 Division 2 (Rated)
Double Trouble, Large Differences
Starters 139 Division 2 (Rated)
Sort Perm, Sum of N, Maximum Distance Permutations, Destroying Bridges Part 2
Starters 140 Division 2 (Rated)
Make Permutation, Split Permutation, Trick Or Treat
Starters 141 Division 2 (Rated)
Redundant Array
Starters 142 Division 2 (Rated)
Chef loves Pizza Chef loves halfs, Array Removal, Number Hunt
Starters 143 Division 2 (Rated)
Non-Divisor Array, Binary Conversion
Starters 144 Division 2 (Rated)
Find P, Minimise Inversions, Budget Allotment, Largest K
Starters 146 Division 2 (Rated till 5 stars)
Back Front, Bouncing Ball, Permutation Construction, Knockout tournament
Starters 147 Division 2 (Rated till 5 stars)
Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101
Starters 148 Division 2 (Rated)
FightBots
Starters 149 (Rated)
Kill Monsters (Hard Version), Easy Subarray Sum, Maximise Sum, Chef Loves Beautiful Strings (Easy Version), Kill Monsters (Easy Version)
Starters 150 (Rated)
Equal Pairs (Hard), Replacing Game, Find Multiset State, Equal Pairs (Easy)
Starters 152 (Rated till 6 stars)
Maximize Hamming Distance, Anti-Palindrome Queries
Starters 158 (Rated till 6 stars)
Make a Tree, Buying Game, Multiply 2 to Minimize
Starters 160 (Rated till 5 stars)
Palindrome Love, Buying Order (Easy)
Starters 165 (Rated till 6 stars)
Stable Array, Reverse and Alternate (Count)
Starters 166 (Rated)
Distinct Power, Divisors Array (Hard Version), Divisors Array (Easy Version), Costly Permutations, Chefland Library
Starters 167 (Rated till 5 stars)
Alternate Universe, Temperature Balance, Lottery Tickets, Grid Construction (Even), Grid Construction (Odd)
Starters 168 (Rated till 6 stars)
No Two Alike
Starters 169 (Rated till 5 stars)
Constant Subsequence, Hamming equivalent
Starters 170 (Rated till 6 star)
Crazy Jumping Frogs, qUiRkY qUesTs (Easy), Simultaneous Robots
Starters 174 (Rated upto 2700)
Meximal Sum, Mystic Slimes
Starters 177 (Rated till 5 star)
Blocks on a Tree, Flip or Reverse, Counting 01 and 10
Starters 188 (Rated till 6 star)
Swaps in a String, K Boxes, Inversion Queries, Yet Another Monsters Problem
Starters 189 (Rated till 5 star)
Number Walks, Create Binary String, Avoid Primes, Sortable Subarrays (Easy)
Starters 191 (Rated till 6 star)
Add 1 or 2, Grid Path (Easy), Permuted Greater than 2
Starters 193 (Rated for all)
Mex Tree (Min), Add Permutation
Starters 195 (Rated till 5 star)
String Deletions, Game (Easy)
Starters 200 (Rated for all)
Permutation Counting (Easy), Minimum Set, Restrict Palindromes
Starters 207 (Rated till 5 star)
Adjacent Sums, Make Subarray, Maximum Smaller
Total Problems Solved: 219
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