Learning Paths (0)
None
Practice Paths (0)
None
Contests (63)
Starters 77 Division 4 (Rated)
Spreading Charges, Tekken, Tom and Jerry Chase, Codechef Airlines
Starters 80 Division 4 (Rated)
Prefix Permutation, Just One More Episode, Single-use Attack, Running Comparison, Equal Elements
Starters 81 Division 4 (Unrated)
Divide Pages, Maximum Capacity, Sunny Day
Starters 82 Division 3 (Rated)
Make A-B Same, Reach Home, MIN To MAX
Starters 84 Division 4 (Rated)
Max count of 1, Chef and Donation, Elections in Chefland, Max Binary, Melt Gold
Starters 85 Division 3 (Rated)
Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium, Can Chef
Starters 86 Division 3 (Rated)
String Game , Cricket Match, Chef and Battery , Maximise Score
Starters 83 Division 3 (Rated)
Chef Eren, Construct String
Starters 88 Division 3 (Rated)
Unstable Subarray, Largest and Second Largest
Starters 89 Division 2 (Rated)
Plus 2 or Minus 1, Positive or Negative Subarrays
Starters 91 Division 2 (Rated)
Odd GCD Permutation, Chef Odd, Blobby Volley Scores
Starters 92 Division 2 (Rated)
Rectangular Tiling, Dotify Playlist
Starters 96 Division 3 (Rated)
Remove Multiples, Bells of Pilgrimage, Weeding
Starters 97 Division 2 (Rated)
Schrodinger Smiley
Starters 98 Division 3 (Rated)
FIND A and B, Airport Management, Ball Distribution
Starters 100 Division 3 (Rated)
Stamps 100, Trade Surplus, Chocolate Distribution
Starters 101 Division 2 (Rated)
Warrior Chef, Lockpicking Chef
Starters 102 Division 3 (Rated)
Bit Play, Selling Insurance, Chef and Stocks
Starters 103 Division 2 (Rated)
Unique xor, Divisible By 8, Dice Number
Starters 104 Division 2 (Rated)
Maximise Sum, GCD and LCM
Starters 105 Division 2 (Rated)
Take it Easy, Dull Operation
Starters 106 Division 2 (Rated)
Playing with OR, Save People, Guess the winner!
Starters 112 Division 2 (Rated)
Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Permutation Construction, Max Nutrition
Starters 113 Division 2 (Rated)
Minimise Maximum Subarray Sum, Maximum Score , Sum Neq
Starters 116 Division 2 (Rated)
Chef Product, ORST , Access Control
Starters 119 Division 2 (Rated)
Cookie Day, Another Good String , K Odd Sum
Starters 120 Division 2 (Rated)
Find Permutation , Count Subarrays, Count Arrays, Sub or Swp
Starters 121 Division 2 (Rated)
Frequal, Caesar Cipher Lite
Starters 122 Division 2 (Rated)
Arya In Grid, Transformation Cost, Man of the Match
Starters 123 Division 2 (Rated)
Maximise Adjacent Sum, Check Adjacent Sum, Minimum And Maximum I, Minimum And Maximum II
Starters 124 Division 2 (Rated)
Binary Parity, Table Strength, Make It One
Starters 125 Division 2 (Rated)
Bucket Game, Fake Certificate, Binary Minimal
Starters 126 Division 2 (Rated)
Freedom, Permutation Disturbance
Starters 127 Division 2
ABC Conjecture, Superincreasing, Anti-Triangle
Starters 129 Division 2 (Rated)
Palindromic Substrings, Ballon d Or
Starters 134 Division 2 (Rated)
Origin, Rock Paper Scissors, 3out1in
Starters 135 Division 2 (Rated)
Invert And Equalize, Change A to B
Starters 136 Division 2 ( Rated )
Sum of Modes, My First Geometry Problem
Starters 137 Division 2 (Rated)
Large Differences
Starters 139 Division 2 (Rated)
Sum of N, Maximum Distance Permutations, Destroying Bridges Part 2
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)
Minimise Inversions, Budget Allotment, Largest K
Starters 145 Division 2 (Rated)
Make Bob Win , Make My Array Equal, Square String
Starters 146 Division 2 (Rated till 5 stars)
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 153 (Rated)
Butterfly, Another Game, Colorful Tree (Easy Version), Xometry (Easy Version)
Starters 154 (Rated)
GCD and XOR, Triangle Count (Easy), Add 1 or 2 Game
Starters 155 (Rated)
GCD to 1 (Easy), GCD to 1 (Hard), Replace With First, Prefix Suffix Min Max
Starters 156 (Rated)
Count Triplets, Partition Score, Even Numbers Hate
Starters 157 (Rated)
Small, Smaller, Smallest, Unmedian, Not-too-far Replacement
Starters 158 (Rated)
Largest Subsequence, XOR Smaller, Buying Game, Multiply 2 to Minimize
Starters 159 (Rated)
Crafty Coloring (Easy), Super Hero, Random Nim, Chess Colouring, Elections
Starters 160 (Rated)
Palindrome Love, Buying Order (Easy), Equate S and T
Starters 164 (Rated)
Halloween Array, Construct Permutation, Swap and Flip, Connecting Wells
Starters 165 (Rated)
Reverse and Alternate, A to B, Stable Array, Bulk Discount
Starters 166 (Rated)
Distinct Power, Divisors Array (Hard Version), Divisors Array (Easy Version), Costly Permutations, Chefland Library
Starters 168 (Rated till 6 stars)
No Two Alike, Binary Removals
Starters 169 (Rated)
Constant Subsequence, Hamming equivalent, Make K Most Frequent
Starters 170 (Rated till 6 star)
Crazy Jumping Frogs, qUiRkY qUesTs (Easy), Simultaneous Robots
Starters 171 (Rated till 5 star)
White Wall, Volcanic Eruption
Starters 172 (Rated till 5 stars)
Transform String, AndOr, Tactical Removal
Total Problems Solved: 244
India
