Wanjun Li
- wjli
United States- Professional
- Microsoft
- No Active Plan. View Details
Activity Heat Map
Learning Paths (0)
Practice Paths (1)
Contests (76)
July Cook-Off 2018 Division 2
Encoding Message, OR Matrix, Chef and GCD Game
August Cook-Off 2018 Division 1
GukiZ and Candies, Mixi Game
November Cook-Off 2018 Division 1
Beautiful Garland, A-B Game, Tree Unattractiveness
August Challenge 2018 Division 2
Coordinate Compression , Modular GCD, Problem Sort, Lonely Cycles, Sheokand and Number, Spell Bob
September Challenge 2018 Division 1
AND Square Subsegments, Magician versus Chef, Chef and Condition Zero (Challenge), Chef and Adventures, Table Game, Bad Shuffle
December Challenge 2018 Division 1
(Challenge) Delete DAG, Max and Electrical Panel, Directing Edges, Chef and Interactive XOR, Chef and Interactive Contests, Chef and An Ideal Problem
November Challenge 2018 Division 1
Chef and Ridges, Appy Loves One, Good Median, Chef, Primes and Trees (Challenge), Magician versus Chef 2, Binary Strings, Chef and Difficult Contests, Chef and Happiness
October Challenge 2018 Division 1
Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard, Chef and Serves, Byte to Bit
July Lunchtime 2018 Division 2
Split Stones, Make a String
August Lunchtime 2018 Division 1
Chef and Eid, Mix Mix Game, GukiZ Has More Candies
September Lunchtime 2018 Division 1
Opposite Cites, Chef Restaurant , Coin Partition
December Lunchtime 2018 Division 1
Print Pattern, Choosing from Buckets, Drawing Lines, Age Calculator
January Challenge 2019 Division 1
Yet Another Problem About Sequences, Different Neighbours, Partition the Graph, Lucky Number Game, Distinct Pairs, Party, Fancy Quotes, (Challenge) Chef and Matching Game, A Pizza Slice
February Cook-Off 2019 Division 1
Max Range Queries, Chef and Secret Password, Chef and Party
March Challenge 2019 Division 1
Chef and Soccer, Chef got Recipes, Cheating on Queue, Chef and Number Game, Yet Again a Subarray Problem, Chef and a Beautiful Digit, Matchable Permutations, (Challenge) Interleaving Strings
April Challenge 2019 Division 1
Offer for Chef, Kira Loves Palindromes, Mininum XOR over Tree, Playing with Numbers, Friend or Girlfriend, Maximum Remaining, Subtree Removal, Fencing, Moving Rectangles (Challenge)
May Challenge 2019 Division 1
Ada Rooks 2, Reduce to One, Where to Build the Roads
May Lunchtime 2019 Division 1 (Unrated)
Grid Tour, Reverse Maximisation, Abdullah and Toll Discounts
June Challenge 2019 Division 1
Road Signs, Chef and Proxy, Lent Money, Chef and Ingredients, Chef and His Dish, Sum and GCD, (Challenge) SnackDown 99
August Challenge 2019 Division 1
Guddu and his Mother, Encoding, Dilemma, Maximize an Expression, Chef and Gordon Ramsay, Football, Distribute Apples, Zombie and the Caves, (Challenge) Bacteria Synthesis
August Cook-Off 2019 Division 1
Rich Substrings, Two Circles
September Challenge 2019 Division 1
Easy Fibonacci, Fuzzy Linear Combinations, Chef Designed a Network, Chef and Interesting Subsequences , (Challenge) Sebi and CPU Design
October Challenge 2019 Division 1
Even Edges, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices
October Lunchtime 2019 Division 1 (Unrated)
Counting Inversions Again!, Box Game
November Challenge 2019 Division 1
Physical Exercise, Hard Sequence, Smallest Beautiful Number, From Zero to Infinity, A Simple Game, Weapon Value, Chef and Minimum Colouring, (Challenge) Coloring Triangulations
December Challenge 2019 Division 1
Chefina and Ranges, Binary XOR, Addition
January Challenge 2020 Division 1
Chef and Dynamo, Doraemon, Breaking Bricks
February Challenge 2020 Division 1
Chef and Railway Stations, Expected Change, No Change Required, The Theatre Problem, School of Geometry, Hard Cash, (Challenge) Raisins, Long Contest and Cook Off Overlaps
March Challenge 2020 Division 1
XOR Engine, Ada Bishop 2, Lasers Everywhere, Pintu and Fruits
April Challenge 2020 Division 1
Strange Number, Squared Subsequences, Ready Bitwise, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
May Challenge 2020 Division 1
Triple Sort, Sorting Vases, Coronavirus Spread, (Challenge) Nanobots, Isolation Centers
April Cook-Off 2020 Division 1
Simple Operations
April Lunchtime 2020 Division 1
Dot Time, Triangle Query, Positive Mex
May Lunchtime 2020 Division 1
Convert the String, Tree difference
June Challenge 2020 Division 1
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control
July Challenge 2020 Division 1
Ada King, Chefina and Swaps, Missing a Point, Chef and Card Game, Chef and Strings
August Challenge 2020 Division 1
Subsequence Frequency Counting, Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements
September Challenge 2020 Division 1
A Problem on Sticks, Chef and Trump Cards, Find XOR, Ada Matrix, Coronavirus Spread 2
July Cook-Off 2020 Division 1
What Is This, a Crossover Episode, Even-tual Reduction, OR-thodox Distinction, Path-etic Products
June Cook-Off 2020 Division 1
Per Capita Income, Checkpoints, Banned Quotient
June Lunchtime 2020 Division 1
Maximum AND, Square Submatrices
October Challenge 2020 Division 1
Positive AND, Replace for X, Covid Run, Chef and Easy Queries
November Challenge 2020 Division 1
Restore Sequence, Ada and Dishes
January Challenge 2021 Division 1
Chef and Ants, Expected Number of SCCs, Blackjack, Stack-Queue Sort (Challenge), Fair Elections, Chef and Division 3, Encoded String
December Challenge 2020 Division 1
Hail XOR, Calculus, String Operations, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
December Lunchtime 2020 Division 1 (Unrated)
Even Sequence, Three Letters, One Zero Swaps
January Lunchtime 2021 Division 1 (Unrated)
Good Grid, Shifting Spoons, Dreams of Divisibility, Even Sum
October Cook-Off 2020 Division 2
Split the Str Ing, Decreasing Srrnmieeda, Path-etic Sums, Yet Another Crossover Episode
November Cook-Off 2020 Division 1
Flip the String, Chef and IPC Certificates, Hiring Workers
February Challenge 2021 Division 1
Team Name, Another Tree with Number Theory, Chef and Meetings, Maximise Function, Highest Divisor
February Lunchtime 2021 Division 2
Average Sorting, Sed Max, Palpal Strings, Coprime Range
March Challenge 2021 Division 1
Interesting XOR!, Chef and Groups, College Life 4, Consecutive Adding, Paparazzi Gennady, Space Arrays, Maximum Topological Sort, No Time to Wait
April Challenge 2021 Division 1
Worthy Matrix, Chef and Dice, Valid Pair, World Record, Strong Language, Boolean Game
April Lunchtime 2021 Division 2
A Special Tree, Chef in Heaven , Bench Press, Equinox Strings, Array Rotation, Coldplay
May Challenge 2021 Division 1 (Unrated)
Tree House, Xor Equality, Tic Tac Toe, Golf, Solubility
June Challenge 2021 Division 1 (Unrated)
Minimum Dual Area, Bitwise Tuples, Bella ciao, Summer Heat
June Lunchtime 2021 Division 1
False Number, Richie Rich
July Challenge 2021 Division 1 (Unrated)
XxOoRr, Chef vs Bharat, Optimal Denomination, Maximum Production, Relativity, K Path Query
August Challenge 2021 Division 1 (Unrated)
Special Triplets, Array Filling, Chef and Bulb Invention, Charge Scheduling, Problem Difficulties, Olympics Ranking
August Lunchtime 2021 Division 1
Bunny Hops, Just a Graph
September Challenge 2021 Division 1 (Unrated)
XOR Equal, Shuffling Parities, 2-D Point Meeting, Airline Restrictions, Travel Pass
September Cook-Off 2021 Division 1
Chef and Pairwise Distances, Half Sequence, Fake Swaps
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements
CodeChef Starters 11 Division 1 (Unrated)
Positive Spewing, The Grid Fill Problem, Find the Direction, Obtain the Sum, The Two Dishes, A Counting Problem
October Challenge 2021 Division 1 (Unrated)
Longest AND Subarray, Digit Removal, MEX-OR, Three Boxes, Yet another MEX problem, Which Mixture
SnackDown 2021 - Online Round 1A
Dance Moves, Min Max LCM
SnackDown 2021 - Online Round 1B
Yet Another Flipping Problem 2, Queens Placement , Largest Laddu, Help Nishant
November Challenge 2021 Division 1 (Unrated)
Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper
SnackDown 2021 - Online Pre-Elimination
Non-Decreasing Subsequence of size K, Product Pain, Guests like slippers, Guess the row
SnackDown 2021 - Online Elimination Round (Rated for all)
Graduate Work Matters, Sorting Segments
December Challenge 2021 Division 1 (Unrated)
Check Mate, Valleys and Hills, List of Lists, Utkarsh and Placement tests
January Long 2022 - I, Division 1 (Unrated)
Keplers Law, Sequence Master, Prime in a binary string, Covid Spread
January Long 2022 - II, Division 1 (Unrated)
Sum and OR, Crying Colours, TCS Examination, Chef and Fixed Deposits
CodeChef Starters 24 Division 1 (Unrated)
Anti Palindrome, Avoid Contact, Special String, Badminton Serves, Yet Another Constructive Problem, EVM Hacking
February Long 2022 - I, Division 1 (Unrated)
Digit Multiplication By K, Binary Base Basics, Bitwise Blend, Remove Adjacent, N Queens Puzzle Solved !, Chef and the Hair Salon
CodeChef Starters 25 Division 1 (Unrated)
Building Towers, Equal MEX, Hidden Permutation, Count Arrays, K Distinct Array, Points and Lines, Fit in Data Type, Chef and His Fruit Stand
February Long 2022 - II, Division 1 (Unrated)
Avoid Fixed Points, World Chess Championship, Sequence GCD, Bitwise swaps, Chef and NextGen, Xor Palindrome
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 27 Division 1 (Unrated)
String Reverse, Non Coprime Neighbours
CodeChef Starters 28 Division 1 (Unrated)
Counting Pairs, Chef and Instant Noodles, Travelling in the Graph, Permutation Xority, Self Defence Training, Interactive Tree, Car Choice, Qualify the round, Count the Holidays, Interactive Tree 2
March Long One 2022, Division 1 (Unrated)
Akash and Function, Subarray XOR, Substring of a Substring, Akash and Missing Class, Count the Ones, Exact Marks, MEX on Trees, Discus Throw, Bath in Winters, Wordle
CodeChef Starters 29 Division 1 (Unrated)
Plusle and Minun on Array, Decomposition Reaction
March Long Two 2022, Division 1 (Unrated)
Minimum Longest Substring, Chef and Races, Increase IQ, The Three Topics, Missing Numbers, The Rating Dilemma, Same Parity Swaps in Binary Strings, Kostomuksha and AESC MSU
CodeChef Starters 30 Division 1 (Unrated)
Minimum Coloring, Maximizing LIS, Gift Shop and Coupon, Balanced Reversals
March Cook-Off 2022 Division 1
Secret Tree, Dragonado And XOR, Alternating Divisibility
CodeChef Starters 31 Division 1 (Unrated)
XOR and AND, Mexy Array, The Unchanging OR
CodeChef Starters 33 Division 1 (Unrated)
Max BIT Sum, Stable Mex, Array operations, Distinct Dilemma, Broken Life, The Cheaper Cab, Monthly Budget, Minimum Cars required, Non Adjacent Flips, Make Them Equal
April Long One 2022 Division 1 (Unrated)
Dazzling GCD Pair, Prime Sum, Dazzling AXNODR Challenge , Ezio and Guards, The Cooler Dilemma 1, The Cooler Dilemma 2
CodeChef Starters 34 Division 1
Binary Mismatch, Average Array, Binary String Xor, Count The Arrays, Is the Score Consistent, Good Quality Bulbs, Positive Products, Lulymp, Expiring Bread, Good Permutation
Starters 35 Division 1 (Unrated)
Help Chef, Jump to Sibling, Dark Light, Chef Find XOR Beautiful, Concurrent Lines, Admins and Shopping, Water Requirement, Police and Thief, Jenga Night
Starters 36 Division 1(Unrated)
Valentine Vex, Maximum Value from Binary strings, Buying Sweets, Reduce to 1, Who is taller!, Presents for Cheffina, All Roads Lead To Rome, Chef and Chapters, Chef and Bird farm
April Long Two 2022 Division 1 (Unrated)
Geometric Mean Inequality, Sasta Shark Tank, Antipodal Points, Akash and Equal Mean, Flip to Invert, Chef And Division, Six Friends, Best Coupon, Pseudo Sorted Array
Starters 37 Division 1 (Unrated)
Remove Balance, Dazzling Even-Odd Challenge, Beat the Average, Maximum OR Minimum, Too Mean
May Long One 2022 Division 1 (Unrated)
Mystical Numbers, Pushpa , The Magical Stone, Alternating Diameter, Sugarcane Juice Business, The Attack of Queen, Football Cup, Miami GP
May Long Two 2022 Division 1 (Unrated)
Practice makes us perfect, Subsequence-Numbers Divisible by 7, Xor Palindrome, Subarrays with length, Score High, Total Prize Money, Make them Zero, Degree of Polynomial
Starters 40 Division 1 (Unrated)
Difficulty Rating Order, Max Value of MST, Infinity Staircase, 7th Love, Doubt Support Availability, Or Permutation, Good Pairs, Whatsapp Messages, Take discount or Not
July Cook-Off 2022 Division 1 (Rated)
String Break, Partition Queries, Segmentation Fault
Starters 41 Division 1 (Unrated)
Equal Integers, Chef and Brain Speed, Chef and Chocolates, Remove and Add, Is this priority or parity!, Path Parity, Determine the Winner
Starters 42 Division 1 (Unrated)
Construct An Array , Sorting Array, Maximise Set Bits , Minimum or Maximum
June Long One 2022 Division 1 (Unrated)
Full Path Eraser, Chairs Requirement, Subscriptions, Divisible by i , Possible GCD, Alternate Additions, Equal Strings
Starters 44 Division 1 (Unrated)
Alternating Strings, Atleast and Atmost, Dense Bracket Sequence
Starters 43 Division 1 (Unrated)
Avoid The Landmines, Array Sorting, Make them Equal, The Optimal Pairs, Permutation AND, Burgers, DNA Storage, Distinct Palindrome, Joining Date, Waiting Time
June Long Two 2022 Division 1 (Unrated)
Gcd and Lcm , Count the ACs, Make all equal using Pairs, AP Grid, The Subarray XOR, Complementary Strand in a DNA, Reversal Sorting, Fitness, Strong Elements
July Long One 2022 Division 1 (Unrated)
Bidding, Journey of the Knight, Game of Piles Version 1, Find A, B, C, Slow Solution, Pass the Exam, Chef and Candies
Starters 47 Division 1 (Unrated)
Chef On Date, Copy and Push Back, Similar Heights, Construct N, End Sorted, Minimum Coins, Chess Time
July Long Two 2022 Division 1 (Unrated)
Maximize Difference, Concat Sort, Chef in his Office, To Divide or Not To Divide, Sum of Product 1, Insurance, Hungry Chef
Starters 49 Division 1 (Unrated)
Students-Far From Hostel, N Buttons 1 Bulb, Split The String, High Frequency, Is it hot or cold, Maximise the Tastiness, Monks
Starters 50 Division 1 (Unrated)
Air Blimp, Permutation GCD, Beautiful Array, Sum Product Segments, Discount, Mileage matters, Add Subtract Equalize, Nearest Court, Average Permutation
Starters 51 Division 1 (Unrated)
Chef & Cook Game, Differentiation, Prefix Suffix And Or, Adjacent Xors, Split N, Copy and Paste, Final Population, Different Medians, TV Discount, Dominant Element
Starters 55 Division 1 (Unrated)
Disgust Minimization, Non Zero Xor, Ball Sequence, Balls and Boxes, Permutation Clear, Fever, Mean and Median, Broken Phone, OR Tuples
September Long 2022 Division 1 (Unrated)
Speed Limit Test, Bob at the Bank, Chef and Wire Frames, Pokemon Battles, Interesting Subarray, Good Pairs
Starters 56 Division 1 (Unrated)
K-Subarrays, Palindrome Swaps, Nearest Exit, Chefland Games, Maximize Colours, Far Away
September Lunchtime 2022 Division 1 (Rated) (Based on EJOI)
Increasing Addition, Where Is the Root
Starters 57 Division 1 (Unrated)
Alice and Marks, Integers that sum to the same value, Tree and Divisors, Delicious Queries, Maximum Expression, Even Splits, Non-Negative Product, Two Different Palindromes
Starters 58 Division 1 (Unrated)
Break the elements, Equivalent Numbers, Ranklist Pages, Reach the Target, Remove Bad elements
Starters 59 Division 1 (Unrated)
Chef and Happy String , K - Beautiful Permutation, Maximum Subarray , Seven-Segment Factoring, Suspense String, Confusing Concatenations, Audible Range, Speciality, Alternative Sufferings
October Long 2022 Division 1 (Unrated)
Chef And Array Construction, Twos and Zeros, Podium Finish, Minimum Pizzas, Binary Substituition, Building Race, Single Operation Part 1, Single Operation Part 2
Starters 60 Division 1 (Unrated)
Distinct Numbers, Expert Setter, Maximum Sum, Red Green Grids, Yet Another Palindrome Problem, Tax in Chefland, Tri XOR, Paper Cutting, Palindrome Flipping, Card Removal
Starters 61 Division 1 (Unrated)
Equal Inversions, Palindrome Partition, Minimise LCS, Different Consecutive Characters , Weird Subarrays, Red Blue Flowers, Row Bombing, Subarray Removal, Reach on Time, Odd Sum Pair
Starters 62 Division 1 (Rated for 5 & 6 stars)
Joint XOR, Sorted Substrings, Make Multiple
Starters 63 Division 1 (Rated for 5 & 6 stars)
Distinct Neighbours , Maximize 1s, Count Partitions , GCD Sort, Make Length 1, Minimum Absolute Score, Greedy Grid Moves
Starters 64 Division 1 (Rated till 5-stars)
Mario and the Broken String, Luigi and Uniformity, Square Sort, Prime Factor Division, Distinct Neighbours
Starters 65 Division 1 (Rated for 5 & 6 stars)
Nahaane Jaa, Parity, Candies, Binod, Gormint Aunty, Potato to Gold, Lazy Ancestors
November Long 2022 Division 1 (Unrated)
MaxEdges, Split and Maximize, Spliting Balls, Time Complexity, Water Mixing, String Game
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, Just Like Mob!, Binary Battles, Squats, Minimum value of special tables
Starters 67 Division 1 (Rated till 5-stars)
Maximum Angriness, Musical Rods, Minimum Number of Ones, Counting Problem, Tour of King, Count Number Of Pairs, Existence Of X
Starters 68 Division 1 (Rated till 5-stars)
Guess All, Boring String, XOR Product, Expense List, Interesting Array, Bull or Bear, Make AP, Make Money
Starters 69 Division 1 (Rated till 6-stars)
Akash and Dinner, Rain in Chefland, Passing Through!, Scalene Triangle, Convert to permutation, Distinct Sequence, Longest Subarray
Starters 70 Division 1 (Rated till 6-stars)
Square Loop, Kitchen Timings, Spice Level, Cost of Groceries, Minimum distance between 1s, Strange Bitwise Operation, X AND Y Tree, Two Counters, Prime Reversal, Frequency Array Retrieval
Starters 71 Division 1 (Unrated)
Pet Store, Flip the Prefix, Instagram, Snapchat, Expected Sum, Perfect Trio, Maximizing LCS, Smallest Difference
December Long 2022 Division 1 (Unrated)
Sum of Cube , Divisible by A_i, Gcd of Subarrays, Good Investment or Not, Divisible by K, Reach fast, Maximise XOR
Starters 72 Division 1 (Rated till 5-Stars)
Indivisible, Apples and oranges, N Triplets, Good Sequence, Good Arrangement, Sum it, No sequence, Base or Bias, XOR Tree
Starters 74 Division 1 (Rated till 6-Stars)
Facebook, Candies, Maximum Xor Sum, Mana Points, Distinct Values, Chef And Babla, Lcm hates Gcd, Medicine Strength, Minimal Inversions, Odd Even Binary String
Starters 75 Division 1 (Rated till 6-Stars)
Equal Hamming Distance, Prefix Ones, Two Ranges, Saving Taxes, Profit Increment
January Long 2023 Division 1 (Unrated)
A Short Counting Problem, Asymmetric Swaps, Swap Shift, Maximum of GCDs, Symmetric Swaps, Minimize the Maximum, Array Halves, Far from origin, Overspeeding Fine, Negative Product
Starters 76 Division 1 (Rated till 5-Stars)
Redistributing Chocolates, Read Pages, Bitwise Operations on Circle, Make Array Odd, Zero String, Construct Array, 400M Race, Not Divisible
Starters 81 Division 1 (Unrated)
Beautiful Strings, Divide Pages, Maximum Capacity, Sunny Day, Arrange the array, Binary Ternary
Starters 82 Division 1 (Rated till 6 stars)
Make Them Alike, Find eX, Difference Matrix, MIN To MAX, Candy Division
Starters 84 Division 1 (Rated till 6 Stars)
SUM OR, Max count of 1, Digit Operation, Chef and Donation, Elections in Chefland, Chef And Adjacent Sums, Melt Gold
Starters 85 Division 1 (Rated till 6 stars)
Crazy Bishops on Chessboard, Efficient PAN Linking, Tree Xor, GCD Queries, Bomb Blast, TripTastic
Starters 86 Division 1 (Rated for All)
Minimum Operation, String Game , Largest Y
Starters 83 Division 1 (Rated)
Chef Eren, Construct String, Budget of Technex, Order by XOR, Couple Game
Starters 88 Division 1 (Rated till 6 Stars)
Maximum And Or, Chef and Asteroids, Good Operations, Minimize the Bits, Chef and Good Array
Starters 89 Division 1 (Rated till 5 Stars)
Positive or Negative Subarrays, Subarray Removal, Two Averages, Restore Communication
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)
The Gift, Gymkhana Election IIIT-A, Place The Number, CodeChef Streak, Possible or Not, Search for 404, Special Operation, The Vowel Matrix, Rank Queries
Starters 95 Division 1 (Rated till 6 Stars)
Chef and Moves of GCD, Boxes, Transfusion Chain, Break This Array
Starters 96 Division 1 (Rated till 5 Stars)
Swap the numbers, Mex Array, Absolute Differences, Bells of Pilgrimage, AB Difference
Starters 99 Division 1 (Rated till 6 Stars)
Segment Three, Maximize Ones, Musical Chairs, Two Piles, Card Swipe, Endless Appetizers, Puzzle Hunt, Exclusion-Inclusion
Starters 106 Division 1 (Rated till 5 Stars)
Playing with OR, Save People, Guess the winner!, Count Possibilities, Reach Anywhere
Starters 109 Division 1 (Rated till 5 Stars)
Minimum XOR, Cricket World Cup Qualifier, Best of N Sets, Chef Lost an Array, Worth of a Video, Alter Ego, Rigged Game
September Short 2023 Division 1 (Unrated)
GCD Discount, Ultimate Fencing, Lucky Seven, Slow Start, Mixing Extraordinaire
Starters 111 Division 1 (Rated till 6 Stars)
LCM Mania, Prefixing, Prime Range Game, Beautiful Strings, Component Count, Square Count
Starters 112 Divison 1 (Rated till 6 Stars)
Cursed Indices, Food Costs, Fair Share Settlement, 3 Logicians Walk into a Bar, Yet Another Array Game, Subtree Coloring, Permutation Construction, Max Nutrition
Starters 114 Division 1 (Rated till 6 Stars)
Yet another Matrix problem, Game on Array, Chef and Tag, Rock-Paper-Scissors, Lexicographic Rook on a Graph
Starters 115 Division 1 (Rated)
Subtraction Sequence I, Greedy LIS Algorithm, Binary Grid Forces, Make All Zero
Starters 116 Divison 1 (Rated till 6-Stars)
Chile, Expected Diameter, Chef Product, Hattrick, ORST , Permutation Sort, Minimum Wage, Exact Savings, Access Control
Starters 117 Division 1 (Rated till 5-Stars)
Equality Etiquette, Spread Spree, Stingy Arrays, Go Away, Goose!, Not Prime Permutation, Roads and Flights, Weapon Choice, Spell Shortening, Yearly Phone
Starters 118 Division 1 (Rated till 5-Stars)
Join States, Xorry 2, Xorry 1
Starters 119 Division 1 (Rated till 6-Stars)
Advitiya, Judged, Cookie Day, Another Good String , K Odd Sum, Xorred, Unalike Gcd & Lcm, Guess Who Delivers
Starters 120 Division 1 (Rated till 6 Stars)
Find Permutation , Minimum Operations, Construct Permutation, Count Subarrays, Count Arrays
Starters 121 Division 1 (Rated till 6-Stars)
Frequal, Split And Maximize, Caesar Cipher Lite
Starters 122 Division 1 (Rated till 6-Stars)
Healthy Sleep, Problem Reviews, Arya In Grid, Elf on the Shelf, Man of the Match
Starters 123 Division 1 (Rated till 6-Stars)
Minimum And Maximum I, Making Stars, Yet Another Alice Bob Game, Trial of the Conqueror, Minimum And Maximum II
Starters 124 Division 1 (Rated till 5-Stars)
Binary Parity, Table Strength, Swap and Unite, Make It One, Summer Time, Cricket Tournament, How many arrays
Starters 126 Division 1 (Rated till 6 Stars)
Tree Distance Set, AC Please, Dice Game 3, Freedom, Sale, Permutation Disturbance, Triangular Swaps
Starters 129 Division 1 (Rated till 5-Stars)
Palindromic Substrings, Football Training, Pep Bidding, Ballon d Or, ConstructXor
Starters 137 Division 1 (Rated till 5-Stars)
Double Trouble
Starters 140 Division 1 (Rated till 5-Stars)
Split Permutation, Trick Or Treat, Break The String, Tree Removal
Starters 142 Division 1 (Rated till 5-Stars)
Chef loves Pizza Chef loves halfs, Writing Speed, Penalty Shoot-out, Array Removal, Number Hunt
Starters 143 Division 1 (Rated till 5-Stars)
Non-Divisor Array, Max Min and Length, Lex Min Binary String
Starters 145 Division 1 (Rated till 6-Stars)
Volume Comparison, Gun Master, Square String
Starters 152 (Rated till 6 stars)
Maximize Hamming Distance, Anti-Palindrome Queries
Starters 154 (Rated till 6 stars)
Tree Cut Xor, Count Winning Subarrays
Starters 157 (Rated till 5 stars)
Small, Smaller, Smallest, MEXtreme Divisibility, Normal is Good, Unmedian, Not-too-far Replacement, Glass Prices, Non-matching Name, Normal is Good (Easy)