M Kawa
- 6★mkawa2
Japan- Other
- No Active Plan. View Details
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Ratings System Update
(2024-11-20 22:30:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Contests (43)
CodeChef Starters 21 Division 3 (Rated)
Devendra and Water Sports, Akash and Grid, ChefWM, And Or Union, Covid and Theatre Tickets, Mean equals Median, The Melancholy of Problem Setter
CodeChef Starters 22 Division 2 (Rated)
An Interesting Sequence, Even Subset Xor, Merging Binary Strings, Equal LIS
CodeChef Starters 23 Division 2 (Unrated)
Average of Three, Subarray Mex, Maximising Vacations, Non Zero Subarray Xor
January Lunchtime 2022 Division 2
Subarray permutations, Prefix Zeros, Permutation XOR Sum
February Cook-Off 2022 Division 1
Xor Becoming Uncanny, Perfect Permutation, PerMEXuation , Mango Market, Slingshot
CodeChef Starters 26 Division 1 (Unrated)
Stone Game, Array Division, Careless Chef, Car or Bike, Valentine is Coming, Count the Notebooks, Hostel Room, Control the Pollution
CodeChef Starters 28 Division 1 (Unrated)
Travelling in the Graph, Permutation Xority
CodeChef Starters 30 Division 1 (Unrated)
Minimum Coloring, Maximizing LIS, Gift Shop and Coupon, Prefix Suffix Operations, Unbalanced Reversals, Balanced Reversals
CodeChef Starters 33 Division 1 (Unrated)
Make Them Equal
Starters 35 Division 1 (Unrated)
Help Chef, Jump to Sibling, Chef Find XOR Beautiful, Concurrent Lines
Starters 36 Division 1(Unrated)
Maximum Value from Binary strings, Buying Sweets, Reduce to 1, All Roads Lead To Rome
Starters 37 Division 1 (Unrated)
Remove Balance, Dazzling Even-Odd Challenge, Beat the Average, Maximum OR Minimum, Too Mean
Starters 40 Division 1 (Unrated)
Max Value of MST, Or Permutation, Good Pairs
July Cook-Off 2022 Division 1 (Rated)
Segmentation Fault
Starters 41 Division 1 (Unrated)
Black and White, Remove and Add, Is this priority or parity!
June Cook-Off 2022 Division 1 (Rated)
Throw and Take, Simple XOR, Prefix Suffix Distinct, Split AND Sum
Starters 42 Division 1 (Unrated)
Construct An Array , Sorting Array, Maximise Set Bits , Minimum or Maximum
Starters 44 Division 1 (Unrated)
Palindromes Not Allowed, Alternating Strings, Atleast and Atmost, Too Many LIS, Dense Bracket Sequence, Biryani classes, Air Hockey, The Attack of Knight
Starters 43 Division 1 (Unrated)
Array Sorting, Make them Equal, The Optimal Pairs, Permutation AND
Starters 46 Division 1 (Unrated)
Prime Xor, Vowel Anxiety, Equal Subsequences, Array sorting, Sort the String
Starters 47 Division 1 (Unrated)
Too Many LIS 2, Chef and Minimum Cost of His Tree, Copy and Push Back, Similar Heights, The XOR-OR Dilemma
Starters 49 Division 1 (Unrated)
Students-Far From Hostel, Split The String, High Frequency, Good Indices, Monks
Starters 50 Division 1 (Unrated)
Air Blimp, Sum Product Segments, Average Permutation
Starters 54 Division 1 (Unrated)
Equal Distinct, Subarray Game, K Flip, Departments (Easy Version)
Starters 55 Division 1 (Unrated)
Non Zero Xor, Ball Sequence, Balls and Boxes, OR Tuples
Starters 56 Division 1 (Unrated)
K-Subarrays, Energetic Node(Easy Version), Energetic Node(Hard Version), Palindrome Swaps, Binary Substitution
September Lunchtime 2022 Division 1 (Rated) (Based on EJOI)
Increasing Addition
Starters 57 Division 1 (Unrated)
Delicious Queries, Maximum Expression, Even Splits, Two Different Palindromes
Starters 58 Division 1 (Unrated)
Piles Parity, Break the elements, Equivalent Numbers, Ranklist Pages, Good Arrays, Reach the Target, Add to Subsequence, Remove Bad elements
Starters 59 Division 1 (Unrated)
K - Beautiful Permutation, Maximum Subarray , Seven-Segment Factoring, Confusing Concatenations, Alternative Sufferings
Starters 60 Division 1 (Unrated)
Distinct Numbers, Maximum Sum, Red Green Grids, Yet Another Palindrome Problem, Tri XOR
Starters 61 Division 1 (Unrated)
Palindrome Partition, Weird Subarrays, Red Blue Flowers, Row Bombing, Subarray Removal
Starters 62 Division 1 (Rated for 5 & 6 stars)
Joint XOR, Disjoint XOR, Sorted Substrings, Make Multiple, Pythagorean Pair
Starters 63 Division 1 (Rated for 5 & 6 stars)
Distinct Neighbours , Maximize 1s, Count Partitions , Make Length 1, Minimum Absolute Score, Greedy Grid Moves
Starters 64 Division 1 (Rated till 5-stars)
Luigi and Uniformity, Prime Factor Division, Distinct Neighbours
Starters 66 Division 1 (Rated till 5-stars)
Sorting the Binary String, Good Binary Strings, Palindrome by Splitting, Connect All Cities, Palindrome In Making, Chef and Spice Grid
Starters 69 Division 1 (Rated till 6-stars)
Distinct Sequence, Longest Subarray
Starters 71 Division 1 (Unrated)
Flip the Prefix, Expected Sum, Maximizing LCS, Smallest Difference
Starters 72 Division 1 (Rated till 5-Stars)
N Triplets, Good Sequence, Good Arrangement, No sequence, XOR Tree
Starters 74 Division 1 (Rated till 6-Stars)
Candies, Maximum Xor Sum, Distinct Values, Lcm hates Gcd, Minimal Inversions
Starters 75 Division 1 (Rated till 6-Stars)
Minimum Replacement, Equal Hamming Distance, Prefix Ones
Starters 76 Division 1 (Rated till 5-Stars)
Make Array Odd, Expected Value, Construct Array, Not Divisible
Starters 77 Division 1 (Rated till 5 Stars)
Yet Another XOR Sort, Sort a String, K Forests, Concat Palindrome, K Increment Palindrome, Three Numbers
Starters 79 Division 1 (Rated till 5 Stars)
Love Squares Hate Cubes, K-Beautiful Subarrays, Mountain, One Stone or Two Stones, Split or Decrease
Starters 80 Division 1 (Rated till 5 stars)
Permutation Subsequence, Prefix Permutation
Starters 81 Division 1 (Unrated)
Distinct Matrix
Starters 84 Division 1 (Rated till 6 Stars)
SUM OR, Max count of 1, Digit Operation, Chef And Adjacent Sums
Starters 85 Division 1 (Rated till 6 stars)
Crazy Bishops on Chessboard, Efficient PAN Linking, Bomb Blast, TripTastic
Starters 89 Division 1 (Rated till 5 Stars)
Positive or Negative Subarrays, Subarray Removal, Two Averages, Restore Communication, Evil Infection
Starters 92 Division 1 (Rated till 6 Stars)
Rectangular Tiling, Dividing into Groups, A Peculiar Arrangement, Beautification of array, Distance Coloring
Starters 94 Division 1 (Rated till 5 Stars)
Place The Number, Possible or Not, Search for 404, Special Operation, The Vowel Matrix, Rank Queries
Starters 96 Division 1 (Rated till 5 Stars)
Swap the numbers, Mex Array
Starters 98 Division 1 (Rated till 6 Stars)
3-Blast Palindrome, Ball Distribution
Starters 99 Division 1 (Rated till 6 Stars)
Segment Three, Two Piles, Exclusion-Inclusion
Starters 102 Division 1 (Rated till 6 Stars)
Chess ELO, Parity Permutation, Light The Bulb, Chef Segment, Bit Play
Starters 104 Division 1 (Rated till 6 Stars)
Lexicographically Largest , Construct An Array, Maximise Sum
Starters 105 Division 1 (Rated till 6 Stars)
Ghoul-icious Goodies, Spooky Sequences, Dull Operation, Wishcraft
Starters 106 Division 1 (Rated till 5 Stars)
Fan Poll, Chef Fantasy 11, Playing with OR, Save People, Guess the winner!, Count Possibilities, Smallest Excluded LCM, Reach Anywhere, Summing the values, Is it Obvious, Survival Time
Starters 107 Division 1 (Rated till 6 Stars)
Maximal Expression, Odd Matrix, OR Permutation
Starters 109 Division 1 (Rated till 5 Stars)
Minimum XOR, Alter Ego, Chroma Swap, Rigged Game
September Short 2023 Division 1 (Unrated)
Ultimate Fencing, Lucky Seven, Slow Start
Starters 111 Division 1 (Rated till 6 Stars)
LCM Mania, Prefixing, Prime Range Game, Beautiful Strings, Component Count
Starters 112 Divison 1 (Rated till 6 Stars)
Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Subtree Coloring, Permutation Construction
Starters 113 Division 1 (Rated)
Count Distinct Arrays, Maximise The Minimum, Minimise Maximum Subarray Sum, Make All Equal, Score Sum, Maximum Score
Starters 114 Division 1 (Rated till 6 Stars)
Yet another Matrix problem, Chef and Tag, Rock-Paper-Scissors
Starters 117 Division 1 (Rated till 5-Stars)
Equality Etiquette, Spread Spree, Stingy Arrays, Go Away, Goose!, Not Prime Permutation
Starters 118 Division 1 (Rated till 5-Stars)
Count Substrings, Join States, Is it uniquely decodable, 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 121 Division 1 (Rated till 6-Stars)
Frequal, Colourful Balls, Split And Maximize, Escape, Caesar Cipher Lite, Magic Palindrome
Starters 123 Division 1 (Rated till 6-Stars)
Minimum And Maximum I, Yet Another Alice Bob Game, Minimum And Maximum II
Starters 126 Division 1 (Rated till 6 Stars)
Tree Distance Set, Freedom, Triangular Swaps
Starters 128 Division 1 (Rated till 6-Stars)
Binary Substring, XOR And Multiply, Counting Problem, Defeating Monsters
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, Too Far For Comfort (Easy Version)
Starters 135 Division 1 (Rated till 5-Stars)
Milky-Dark Chocolates, Graph Cost, Limit of MEX, Change A to B
Starters 136 Division 1 ( Rated till 6-Stars )
Game On Rectangle, Lexicographically Maximal Prefix AND, Sum of Max K Subarray, Sum of Modes
Starters 137 Division 1 (Rated till 5-Stars)
Speedrun, Double Trouble, Unusual Queries
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)
Lucky Matrix, Split Permutation, Trick Or Treat, Break The String, Tree Removal
Starters 141 Division 1 (Rated till 5-Stars)
Possible Contender, Amphibian Escape, Perfect Prefixes
Starters 142 Division 1 (Rated till 5-Stars)
Sum of Xors, Array Removal, Number Hunt
Starters 145 Division 1 (Rated till 6-Stars)
Beautiful Array, Make Bob Win , Square String
Starters 147 Division 1 (Rated till 5 stars)
K Subsequence 101, Counting is Fun 101, 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 (Hard Version), Chef Loves Beautiful Strings (Easy Version)
Starters 150 (Rated till 6 stars)
Equal Pairs (Hard), Min Ops (Hard), Replacing Game
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)
Count Winning Subarrays, GCD and XOR, Triangle Count (Easy)
Starters 155 (Rated till 5 stars)
GCD to 1 (Hard), Replace With First, Replace With First Literally, Prefix Suffix Min Max, Array Concatanation
Starters 156 (Rated till 6 stars)
Balance Difficulties, Partition Score
Starters 157 (Rated till 5 stars)
Small, Smaller, Smallest, Normal is Good, Unmedian
Starters 158 (Rated till 6 stars)
Make a Tree, Global Warming, Buying Game, Multiply 2 to Minimize
Starters 159 (Rated till 5 stars)
Crafty Coloring (Hard), Crafty Coloring (Easy), Icecream and Cone, Glass Bridge (Hard), Super Hero, Random Nim, Glass Bridge (Easy), Chess Colouring, Elections, Card Game
Starters 161 (Rated)
Min-Max Game, Red-Blue Sort, One To Three, Quick Exit