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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Programming and DSA

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Practice Compete Compiler
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dokukinoko

Bronze League Bronze League
  • 6★dokukinoko
  •   Japan
  • Student
  • Osaka University
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 67
2254 (+11)RatingProvisional
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Starters 215 (Rated till 6 star)(2025-12-03 22:00:00)
Global Rank:   44
Cheated in:   

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Contests (67)

Starters 105 Division 4 (Rated)

Bone Appetit, Dracula Eats, Take it Easy, Spooky Sequences, Dull Operation, Wishcraft

Starters 106 Division 2 (Rated)

Playing with OR, Save People, Guess the winner!, Count Possibilities, Reach Anywhere

Starters 110 Division 1 (Rated till 5-stars)

Marbles,  Am I Lucky!, Monsters, Tetris

Starters 111 Division 2 (Rated)

LCM Mania, Prefixing, Prime Range Game, Beautiful Strings, Reach Codetown

Starters 112 Divison 1 (Rated till 6 Stars)

Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Permutation Construction

Starters 116 Divison 1 (Rated till 6-Stars)

Chef Product, ORST , Permutation Sort, Exact Savings

Starters 117 Division 1 (Rated till 5-Stars)

Equality Etiquette, Spread Spree, Not Prime Permutation

Starters 118 Division 1 (Rated till 5-Stars)

Join States, Xorry 2, Xorry 1

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, Matrix Modulo

Starters 123 Division 1 (Rated till 6-Stars)

Minimum And Maximum I, Yet Another Alice Bob Game, Minimum And Maximum II

Starters 124 Division 1 (Rated till 5-Stars)

Swap and Unite, Make It One

Starters 125 Division 1 (Rated till 6-Stars)

Bucket Game, Binary Minimal

Starters 126 Division 1 (Rated till 6 Stars)

Tree Distance Set, Freedom, Triangular Swaps

Starters127 Division 1

ABC Conjecture, Anti-Triangle

Starters 129 Division 1 (Rated till 5-Stars)

Palindromic Substrings, ConstructXor

Starters 130 Division 1 ( Rated till 6-Stars)

Updating A, Make Equal, Good Binary String

Starters 131 Division 1 (Rated till 5 Stars)

K-Closeness, Digit Space, Encrypt Value, T-Perm

Starters 132 Division 1 (Rated till 6 Stars)

ALIEN-OR, Optimal Flip, MEX QUERIES , Prime Query

Starters 133 Division 1 (Rated till 6-Star)

ABC Conjecture 3, Powered Parameters, Too Far For Comfort (Easy Version)

Starters 134 Division 1 (Rated till 6-Stars)

Origin, 3out1in

Starters 135 Division 1 (Rated till 5-Stars)

Graph Cost, Change A to B

Starters 136 Division 1 ( Rated till 6-Stars )

Sum of Modes

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, Breezy Mode Problem, Distinct Substring

Starters 139 Division 1 (Rated till 5-Stars)

Sort Perm, Sum of N, Destroying Bridges Part 2

Starters 140 Division 1 (Rated till 5-Stars)

Split Permutation, Trick Or Treat, Break The String, Tree Removal

Starters 141 Division 1 (Rated till 5-Stars)

Amphibian Escape, Perfect Prefixes

Starters 142 Division 1 (Rated till 5-Stars)

Sum of Xors, Array Removal, Number Hunt

Starters 143 Division 1 (Rated till 5-Stars)

Non-Divisor Array, Max Min and Length

Starters 144 Division 1 (Rated)

Find P, Minimise Inversions, Largest K

Starters 145 Division 1 (Rated till 6-Stars)

Beautiful Array, Make Bob Win , Square String

Starters 146 Division 1 (Rated till 5 stars)

Bouncing Ball, Permutation Construction

Starters 147 Division 1 (Rated till 5 stars)

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, ZigZag Tree Sequences (Easy)

Starters 149 (Rated till 5 stars)

Kill Monsters (Hard Version), Maximise Sum, Chef Loves Beautiful Strings (Easy Version)

Starters 150 (Rated till 6 stars)

Equal Pairs (Hard), Min Ops (Hard), Replacing Game

Starters 151 (rated till 5 stars)

Ball Game, Sequence Search

Starters 152 (Rated till 6 stars)

Completion (Hard), 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)

Tree Cut Xor, Count Winning Subarrays, GCD and XOR, Triangle Count (Easy)

Starters 155 (Rated till 5 stars)

GCD to 1 (Hard), Replace With First, Prefix Suffix Min Max, Array Concatanation

Starters 156 (Rated till 6 stars)

Keep Magnets Separated, Balance Difficulties, Interval Cliques, Partition Score

Starters 157 (Rated till 5 stars)

Small, Smaller, Smallest, Normal is Good, Unmedian

Starters 158 (Rated till 6 stars)

Buying Game, Multiply 2 to Minimize

Starters 159 (Rated till 5 stars)

Crafty Coloring (Easy), Super Hero, Random Nim, Glass Bridge (Easy), Chess Colouring, Elections

Starters 160 (Rated till 5 stars)

Palindrome Love, Modindrome, Buying Order (Easy), Buying Order (Hard)

Starters 161 (Rated)

Red-Blue Sort, One To Three, Quick Exit

Starters 162 (Rated till 5 stars)

Empty the String, Permutation Mod K

Starters 164 (Rated till 5 stars)

Halloween Array, Connecting Wells

Starters 165 (Rated till 6 stars)

A to B, Stable Array, Sum Operations (Easy)

Starters 166 (Rated till 6 stars)

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, Equate XOR

Starters 169 (Rated till 5 stars)

Constant Subsequence, Hamming equivalent

Starters 170 (Rated till 6 star)

Crazy Jumping Frogs, qUiRkY qUesTs (Easy)

Starters 171 (Rated till 5 star)

Advitiya Security Vault, White Wall, Volcanic Eruption

Starters 172 (Rated till 5 stars)

Transform String, AndOr

Starters 173 (Rated upto < 2700)

Cool Subsequences, Introverts, Time Penalty, Overwrite

Starters 174 (Rated upto 2700)

GCD Add Size, Mystic Slimes

Starters 175 (Rated till 5 stars)

Alternate It!, Multiplexer

Starters 177 (Rated till 5 star)

Blocks on a Tree, Sum By OR, Flip or Reverse, Counting 01 and 10

Starters 179 (Rated till 5 star)

Station Allocation

Starters 180 (Rated till 6 star)

Shall we play a game, Huh, Easy, Counting Problem

Starters 181 (Rated for all)

The Best Matrix, Tree Colouring (Hard), Flip Prefix

Starters 182 (Rated till 5 star)

MasterChef, Palindromic Score

Starters 183 (Rated till 6 star)

Arbitrary Shuffling, Complete MST, S to T

Starters 184 (Rated till 5 star)

Second MEX, Adjacent OR, Front or Back, Double or Append

Starters 185 (Rated till 5 star)

GCD Summation, Array Deletion Game

Starters 186 (Rated till 6 star)

Distinct Arrays , Segment Tree Reconstruction

Starters 187 (Rated till 6 star)

Anti-Subarray Sum, Major Infection, OR What, Distinct Representations

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 190 (Rated till 5 star)

Subsequence Sort, Min-Max Deletion

Starters 191 (Rated till 6 star)

Add 1 or 2, Coloured Array, Grid Path (Easy), Permuted Greater than 2

Starters 192 (Rated till 6 star)

Equate XY, No 3 Please!

Starters 193 (Rated for all)

Mex Tree (Min), Add Permutation

Starters 194 (Rated for all)

Munchys Modulo, Good Arrays (Cyclic), Good Arrays (Not Cyclic)

Starters 196 (Rated till 5 star)

Beauty in Everything, Append Average, Swap Sum

Starters 197 (Rated till 6 star)

Good Ranking (Pair), Split

Starters 198 (Rated till 5 star)

Minimize Maximum Mex

Starters 199 (Rated till 5 star)

Perfect Ranges, Fence Colouring, Grid MEX

Starters 200 (Rated for all)

Permutation Counting (Easy), Minimum Set, Restrict Palindromes

Starters 201 (Rated till 6 star)

Compare and Connect, Permutation Cost Sum, Huge Grid (Easy Version), Delete Maximum

Starters 202 (Rated for 5 star)

If Only I Could Read, Min-Max Deque (Easy)

Starters 205 (Rated till 6 star)

Unreachable, Prefix-Suffix Reconstruction

Starters 206 (Rated till 5 star)

Cyclic Shift Minimization, Product Equal Sum, Min Steps, Gladiator Fighting

Starters 208 (Rated till 6 star)

XOR Sorting, GCND, Cycle and Add

Starters 209 (Rated till 5 star)

Tactical Conversion

Starters 210 (Rated till 5-star)

Delete Sorted Subsequence, Make All, First Element Counting

Starters 211 (Rated till 6 - star)

Subarray Maximums, No Doubling, Tournament Rigging (Minimum)

Starters 212 (Rated till 6 star)

Interesting Binary (Easy Version), Distinct Fun, Binary Flip

Starters 213 (Rated till 5 star)

Mean Difference (Easy), Chef and String, Separation, Maximum Product Walk

Starters 214 (Unrated)

Crazy Permutations, Delete For Fun

Starters 215 (Rated till 6 star)

Intersecting Intervals (Easy), Product Sum Arrays (Easy), Product Sum Arrays (Hard), Markers on a Tree (Easy), Differing Values

Total Problems Solved: 332

2254
(Div 1)
★★★★★★
CodeChef Rating (Highest Rating 2303)
  • 299 Global Rank
  • 65 Country Rank

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Received for participating in 50 Contests

Problem Solver - Silver Badge

Problem Solver - Silver Badge

Received for solving 250 Problems

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