Learning Paths (0)
None
Practice Paths (0)
None
Contests (65)
Starters 72 Division 4 (Rated)
Indivisible, Sum it
Starters 73 Division 4 (Rated)
Chef Plays Ludo, Multivitamin Tablets, Lucky Numbers
Starters 74 Division 4 (Rated)
Facebook, Mana Points, Chef And Babla, Lcm hates Gcd, Odd Even Binary String
Starters 75 Division 4 (Rated)
Two Ranges, Saving Taxes, Profit Increment
Starters 76 Division 4 (Rated)
Redistributing Chocolates, Read Pages, Make Array Odd, Zero String, 400M Race
February Cook-Off 2023 Division 4 (Rated)
Battery Health, Bi_lindrome!, Permutation and Modulus, Netflix
Starters 77 Division 4 (Rated)
Tekken, Tom and Jerry Chase, Codechef Airlines
Starters 79 Division 4 (Rated)
One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums, Better Deal, Ageing
Starters 80 Division 4 (Rated)
Prefix Permutation, Just One More Episode, Single-use Attack, Running Comparison, Equal Elements
Starters 84 Division 3 (Rated)
Max count of 1, Elections in Chefland, Max Binary, Melt Gold
Starters 85 Division 3 (Rated)
Efficient PAN Linking, Inside The Stadium, Can Chef
Starters 86 Division 3 (Rated)
String Game , Cricket Match, Chef and Battery , Maximise Score
Starters 87 Division 3 (Rated)
Return the Change, Existence, AB plus C
Starters 83 Division 3 (Rated)
Chef Eren, Construct String
Starters 89 Division 3 (Rated)
Monopoly, Plus 2 or Minus 1, Positive or Negative Subarrays, DDMM or MMDD
Starters 90 Division 3 (Rated)
Crushed Apples and a Balance Scale, AP Free Sequences, Printing Binary Array, Anti Palindrome
Starters 91 Division 2 (Rated)
Odd GCD Permutation, Chef Odd, Blobby Volley Scores
Starters 92 Division 3 (Rated)
Rectangular Tiling, Distance Coloring, Dotify Playlist, Water Filling
Starters 93 Division 2 (Rated)
Break Free, Problem
Starters 97 Division 2 (Rated)
Schrodinger Smiley
Starters 105 Division 3 (Rated)
Dracula Eats, Take it Easy, Dull Operation
Starters 106 Division 2 (Rated)
Playing with OR, Save People, Guess the winner!
Starters 113 Division 2 (Rated)
Maximum Score , Sum Neq
Starters 114 Division 3 (Rated)
Rock-Paper-Scissors, Painting Walls, Christmas Candy
Starters 117 Division 2 (Rated)
Equality Etiquette, Not Prime Permutation, Spell Shortening
Starters 118 Division 2 (Rated)
Subset GCD, Join States, Xorry 1
Starters 119 Division 2 (Rated)
Cookie Day, Another Good String , K Odd Sum
Starters 122 Division 2 (Rated)
Arya In Grid, Transformation Cost, Man of the Match
Starters 124 Division 2 (Rated)
Binary Parity, Table Strength
Starters 125 Division 2 (Rated)
Bucket Game, Operating on A, Fake Certificate, Binary Minimal
Starters 126 Division 2 (Rated)
Freedom, Permutation Disturbance
Starters 134 Division 2 (Rated)
Origin, Rock Paper Scissors
Starters 136 Division 2 ( Rated )
My First Geometry Problem
Starters 137 Division 2 (Rated)
Double Trouble, Large Differences
Starters 138 Division 2 (Rated)
A power B mod C , Prefix Suffix Inequality, Long Drive, Distinct Substring
Starters 140 Division 2 (Rated)
Make Permutation, Split Permutation, Trick Or Treat, Tree Removal
Starters 142 Division 2 (Rated)
Chef loves Pizza Chef loves halfs, Array Removal, Number Hunt
Starters 143 Division 2 (Rated)
Binary Conversion
Starters 144 Division 2 (Rated)
Minimise Inversions, Budget Allotment, Largest K
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 151 (rated)
Convert string
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)
Partition Score, Even Numbers Hate
Starters 157 (Rated)
Small, Smaller, Smallest, Unmedian, Not-too-far Replacement
Starters 158 (Rated)
Largest Subsequence, XOR Smaller, Multiply 2 to Minimize
Starters 159 (Rated)
Super Hero, Random Nim, Chess Colouring, Elections
Starters 163 (Rated)
Nice Array, Minimum Types
Starters 164 (Rated)
Construct Permutation, Swap and Flip
Starters 165 (Rated)
Reverse and Alternate, A to B, Stable Array, Bulk Discount
Starters 168 (Rated)
Make Odd
Starters 169 (Rated)
Hamming equivalent, Make K Most Frequent
Starters 171 (Rated)
Swish Game, White Wall, Volcanic Eruption
Starters 172 (Rated)
Transform String, Time Machine, AndOr, Small Palindrome, Streak Star
Starters 173 (Rated upto < 2700)
Cool Subsequences, Time Penalty, Overwrite
Starters 174 (Rated)
Mystic Slimes, Deletion and Difference
Starters 176 (Rated)
Same And, Friendly Binary Strings, Clothing Store, Costly Summit
Starters 178 (Rated)
Big Difference, Placing 01 And 10
Starters 179 (Rated)
Lost in the Fest!!, Unlock The Safe
Starters 180 (Rated)
Array Operations
Starters 182 (Rated)
Bar Queue, Beautiful Garden, Palindromic Score
Starters 186 (Rated)
Distinct Arrays , Jump A or B, Approval Ratings
Starters 207 (Rated)
Make Subarray
Total Problems Solved: 247
India
