
Koichi Namekata
- 7★kmcode
Japan
- Student
- Junior & Senior High School At Komaba, University of Tsukuba, Setagaya, Japan
- List of teams by Koichi Namekata
- https://discuss.codechef.com/u/kmcode
- No Active Plan. View Details
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Submissions
Practice Problems (123):
Practice:
A String Game, Ciel Numbers I, Snape and Ladder, Maxim and Progressions, Number of Factors, Greedy Trip, Pairwise AND sum, Chef and The Divisibility Queries, Chef and Gift, Chef and Science, Code, Polo the Penguin and the Numbers, Polo the Penguin and the Test, Polo the Penguin and the XOR, Girl Friend and String Gift, Lucy and the Number Game, Am I a Fibonacci Number, Rank of the Number, Chef Goes Through Segments, Perfect Subarrays, Mike and Task Packages, Reign 2, Mike and Matrices , Chef and Girlfriend, Chef and Shop, Chef and String, Chef and Numbers, Chef and Way, Chef and Remissness, Chef and Kingship, Chef and Reunion, ABC-Strings, Sereja and ASum, Sereja and D, Sereja and Arrays, Chef and Digits, Dividing Stamps, Book Game with Chef, Chef and Frogs, Chef and Subarray, Divide the Cake, Ups and Downs, Tree Game, Minimum Product, Permutation Shuffle, Divisible Subset, Approximately II, Roots of a Tree, Lucky Fives, Queries on the String, Counting Flags, Knapsack Problem, Painting, Sherlock and the Grid, The Smallest Pair, Dynamic Inversion, Subarray GCD, Subarray LCM, And Operation, Shift The String, Lowest Common Ancestor, Simple Editor, Copy-Paste, Sum Queries, Friends, Chef and Array, Harrenhal, Shooting, Deja Vu, Servers, Jam, Updating Edges on Trees, Chef and easy problem 2, Chef and medium problem , Chef and medium problem 2, The Army, Walk on the Axis, And Tuples, Chef and Churu, Mahesh and his lost array, Lost Graph, Most Distant Points, Dividing the Students, Parenthesis with Maximum Sum Subarray, Xor Queries, Delivery Man, Sum Of Binomial Coefficent , Queries On Tree, Candidate walk, Just multiply, Many bananas, Random Rudreshwar, Abhijeet and rectangles, Heavy-light Decompositions, Ajinkya And Punctuality, Palindromeness, No Unpaired Chefs, House Cleaning, Chef and Chetris, Gaming Inversion, Pattern matching, Palindrome Pairs, (Challenge) Chef and Palindromes, Peaks, LCP Maximization, Travelling in a tree, Find The Point, Closest points queries, Hasan and boring classes, Chef and Isomorphic Array, Tree Connectivity, Adjacent leaves, Queries with GCD, Darts, Make a String, MEX and Ranges, Walk on Tree, Biladerim Icin, Perfect Power Divisors, Chef and Secret Recipe, The Gifting Problem, Curious Queries, GCD of the Submasks
Contests (383):
September Challenge 2014:
Factorisation, Chef and Rainbow Array - 2, Chef and Left-Right, Chef and sequence, Fun with Rotation
October Challenge 2014:
Remy paints the fence, Chef and Ground, Chef and Painting, Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
November Challenge 2014:
Chef and Segment Game, Chef and Words, Fombinatorial, Sereja and Permutations, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, The Spelling Problem
December Challenge 2014:
Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, Kali and Devtas, XOR with Subset, Chef and Apple Trees, Sereja and GCD
TechFest 2015, Portal round:
Marks Discrepency, Cube Modulo, Avoiding Cameras, Spider Infiltration, Spiderman and Jumping, Help Chandan Count Triplets, Racing Competition
Codewars 2014:
CHESS MASTER, APP DEVELOPER DILEMMA, CODERS RANKING, MUTANT DESTRUCTION, EXPECTED VALUE, MUSICAL PROBLEM
Code Smart 2014:
The Chef and the Books, The Chef and the field, The Chef and the Triangles, Count of Maximum
January Challenge 2015:
Sereja and Number Division 2, Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries
DPS Dwarka INOI practice contest 01:
Chef and Fibonacci, Chef and confusing road, Chef and moon, Chef and array, Chef and mountains, Chef and powers of 2
February Challenge 2015:
Chef and Chain, Time to Study Graphs with Chef, Chef and Strange Formula, Chef and Complex String Coverage, Chef and Strings, Let us play with rank list, Jigsaw Puzzle Solving, Chef and Equality
March Challenge 2015:
Count Substrings, Chef and Notebooks, Chef and Problems, Sereja and Random Array, Devu and his Class, Sign Wave, Matrix
April Challenge 2015:
Count Sequences, Chef and Interview, Broken Telephone, Inversion sorting, Division of Lands, Chef and Piano Scales
May Challenge 2015:
Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe
June Challenge 2015:
Sereja and Matrix Division, Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Anticommutative implication, Chef and String
July Challenge 2015:
Addition and Multiplication, Maximum Difference Walk, Bread, MasterChef, Na2a and lucky stone, Chef and Cube
August Challenge 2015:
Way Out, Social Cluster, Gravity Guy, Devu And Churu , Cooking Machine, Aditi and Magic Trick, Chef and insomnia, Chef and Path
September Challenge 2015:
Filling the maze, Chain of Doughnuts, Nikitosh and xor, Count Steps in Matrix, Terrible vectors, Bank robbery, Lighthouses, Cracking the Code, Chef and Chetris
October Challenge 2015:
Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Cyclic shifts in permutation, Rupsa and Equilateral Triangle, LCM equation, Jump mission, Efficient Delivery
November Cook-Off 2015:
Sereja and Line, Sereja and Array and Subtracting, Sereja and Pairs, Sereja and Tree 2
CodeVaitam:
Easy Mathematics , Strings vs Integers, Story of Berland, Kisses, Robin and Gold coins, Unlucky Gambler, Chef and Daughter
CodeSurf 2015:
Lights and Switches, Interstellar and Stellar Distances, Prime and its multiples, Save the Attendance, Fill The Bags
Code Brunch:
Parking Slot, Byteland fund raiser, N-Prime-Divisors, Visit the cities, Piyush and Bitwise-operation, Rising population
Pseudo Code:
Guessers and Thinkers, Chef and New Dish, Chef and His Secret, Bada Churri and Strings, Paradigm Messenger
January Long Challenge 2016:
Sereja and Salesman, Chef and Inflation, Rupsa and the Game, Churu and Balls, Chef and Making Triples, Cyclist Race, Chef and Time Machine, Devu and Perfume
September Cook-Off 2016:
Lazy Jem, The Lost Arithmetic Sequences, Counting Strings, Shortest path queries
February Lunchtime 2017:
Bear and House Queries, Bear and Milky Cookies, Bear and Bribing Tree, Bear and Oveflow Points
April Lunchtime 2017:
Bear and Digit Virus, Bear and Segments, Closest points queries, Bear and Segment 01
September Lunchtime 2017:
Chef and Dice, Chef and Cook-Off Contests, Chef and Programming Contest by His Friend
January Challenge 2018:
(Challenge) Chef and Palindromes, Killing Monsters, A humongous Query, Simplify the Square Root, Killjee and k-th letter , K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
January Lunchtime 2018:
Chef and Game with Sequence, Chef and Average on a Tree, Chef and Function, Chef and Escaping from the Labyrinth
February Challenge 2018:
Broken Clock, Chef And Land Labeling, Chef And His Characters, Chef And The Patents, Chef and odd queries, Points Inside A Polygon, Car-pal Tunnel, Permutation and Palindrome
December Cook-Off 2018 Division 1:
Count Subsequences, Swag Subsets, Yalalovichik Numbers, Yalalovichik Strings
April Lunchtime 2018 Division 1:
The hardest gcd problem, Triple-tree decomposition, Solve what you want, Fast forward travelling, Darts
May Lunchtime 2018 Division 1:
Count Substrings, Shifted Palindrome, Weak in the Middle, Maximum Plus
May Challenge 2018 Division 1:
S-T Mincut, Change the Signs, Edges in Spanning Trees, Fake Binary Search, Dibs on Fibs
August Lunchtime 2018 Division 1:
Chef and Eid, Mix Mix Game, X and Two Groups, GukiZ Has More Candies
September Lunchtime 2018 Division 1:
Biased Judgement, Opposite Cites, Chef Restaurant , Match the Streams, Coin Partition
December Lunchtime 2018 Division 1:
Choosing from Buckets, Drawing Lines, Maximize the NOSS, Find Best Path, Age Calculator
January Challenge 2019 Division 1:
Yet Another Problem About Sequences, Different Neighbours, Distinct Pairs, Party
May Cook-Off 2020 Division 1:
Chef, Chefina and Their Friendship, Chefland Squads and the Army Chief, Chefina on a Trip, Roads in Chefland
February Lunchtime 2020 Division 1:
Coronavirus, Swapping to Palindrome, Monsters Battle, Secret Mission
April Lunchtime 2020 Division 1:
Dot Time, Xor Jar Muluk Tar, Another Birthday Present!, Positive Mex
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