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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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No. of Contests Participated: 15
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Starters 181 (Rated for all)(2025-04-09 22:30:00)
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Starters 69 Division 1 (Rated till 6-stars)(2022-12-20 00:00:00)
Global Rank:   1
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Contests (15)

Starters 63 Division 4 (Rated)

Distinct Neighbours , Maximize 1s, Count Partitions , GCD Sort, One-XOR Deletions, Packing Books, Make Length 1, Minimum Absolute Score, Tasty Decisions, Greedy Grid Moves, Avoid Squares Please

Starters 64 Division 2 (Rated)

Mario and the Broken String, Luigi and Uniformity, Range Assign, Number of Distinct Elements Minimize, Square Sort, Xor Array, Prime Factor Division, Distinct Neighbours , Distinct Colors, Water Consumption

Starters 65 Division 1 (Rated for 5 & 6 stars)

Nahaane Jaa, Paisa Double, Parity, Candies, Binod, Gormint Aunty, Hackerman, Potato to Gold, Lazy Ancestors

November Long 2022 Division 1 (Unrated)

MaxEdges, Minimize swaps, Split and Maximize, Spliting Balls, Alice and the Array, 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, Monopoly in Chefland

Starters 67 Division 1 (Rated till 5-stars)

Interactive Tree, Maximum Angriness, Musical Rods, Expensive Steps , Minimum Number of Ones, Counting Problem, Tour of King, Existence Of X

Starters 68 Division 1 (Rated till 5-stars)

Guess All, Boring String, Restore the Permutation, 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, Adjacent Pair Swaps, Make everything divisible by 3, Passing Through!, Scalene Triangle, Convert to permutation, Distinct Sequence, Longest Subarray, Sort Permutation

Starters 70 Division 1 (Rated till 6-stars)

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, Unique Mode, Instagram, Snapchat, Expected Sum, Perfect Trio, Maximizing LCS, Smallest Difference

December Long 2022 Division 1 (Unrated)

Counting Subsequences, Not Divisible, Break into Powers, 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, Sum it, No sequence, Base or Bias, XOR Tree

Starters 73 Division 1 (Rated till 6-Stars)

Minimum OR Path, Find an integer, Consecutive Xor, First To Last, Chef Plays Ludo, Multivitamin Tablets, Hamiltonian Tree, Lucky Numbers, Append for OR, Elevators

Starters 74 Division 1 (Rated till 6-Stars)

Facebook, Candies, Maximum Xor Sum, Mana Points, Distinct Values, Chef And Babla, Lcm hates Gcd, Minimal Inversions, Odd Even Binary String

Starters 75 Division 1 (Rated till 6-Stars)

Chefs Favourite Function, Minimum Replacement, Equal Hamming Distance, Prefix Ones, Three Powers of Two, 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, Expected Value, Construct Array, 400M Race, Not Divisible

February Cook-Off 2023 Division 1 (Rated)

Battery Health, Take Not Less, Alice Potter and OWL, Alice Potter And Dumbledore Army, Bi_lindrome!, Permutation and Modulus, Netflix

Starters 77 Division 1 (Rated till 5 Stars)

Yet Another XOR Sort, Sort a String, K Forests, Spreading Charges, Tekken, Tom and Jerry Chase, Codechef Airlines, Concat Palindrome, K Increment Palindrome, Three Numbers

Starters 78 Division 1 (Rated till 6 stars)

Yet Another XOR Sort 2, MinAdd, Bitwise Equation, Balanced Suffix, Valid Expression, Passing Marks, Candy Store, Good Turn, Divisible Subarray Counting

Starters 79 Division 1 (Rated till 5 Stars)

Love Squares Hate Cubes, K-Beautiful Subarrays, Mountain, One Stone or Two Stones, Split or Decrease, Add smallest prime factor, Distinct Opposite Sums, Better Deal, Ageing

Starters 80 Division 1 (Rated till 5 stars)

Permutation Subsequence, Three-People Contests, c8kbf and Tree, Prefix Permutation, Eat Rock!, Matrix Pain, Just One More Episode, Single-use Attack, Running Comparison, Equal Elements

Starters 82 Division 1 (Rated till 6 stars)

Mode!, Tree Game, Make Them Alike, Find eX, Make A-B Same, Difference Matrix, MIN To MAX, Candy Division

Starters 85 Division 1 (Rated till 6 stars)

Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium, Tree Xor, IPL Ticket Rush, Can Chef , GCD Queries, Bomb Blast, TripTastic

Starters 83 Division 1 (Rated)

Chef Eren, Construct String, Budget of Technex, Order by XOR, Saber Slays, Couple Game

Starters 89 Division 1 (Rated till 5 Stars)

Monopoly, Plus 2 or Minus 1, Positive or Negative Subarrays, Subarray Removal, Two Averages, Parliament, DDMM or MMDD

Starters 90 Division 1 (Rated till 6 Stars)

Crushed Apples and a Balance Scale, Sum of Goodness, Finding Sum, Learning SQL, AP Free Sequences, Printing Binary Array, Favourite Numbers, Anti Palindrome

Starters 91 Division 1 (Rated till 6 Stars)

Cheapest Office, Odd GCD Permutation, More Inversions, Chef Odd, Blobby Volley Scores, Bus Seat Numbering, Parking Charges, Maximum Sum Permutation

Starters 92 Division 1 (Rated till 6 Stars)

Rectangular Tiling, Dividing into Groups, A Peculiar Arrangement, Chef and Polygons, Beautification of array, Distance Coloring, Dotify Playlist, Water Filling, Oneful Pairs

Starters 93 Division 1 (Rated for All)

Break Free, Thank U, Next, Why Try, NASA, Greedy, Bloodline, Motive, Right There, 7 Rings, Problem

Starters 94 Division 1 (Rated till 5 Stars)

The Gift, Gymkhana Election IIIT-A, Strange Sort, 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)

Alt-Tab, Chef and Moves of GCD, Boxes, Donation Drive, Donation Rewards, Transfusion Chain, EVacuate to Moon, Break This Array

Starters 96 Division 1 (Rated till 5 Stars)

Swap the numbers, Remove Stones, Zero Array, Mex Array, Remove Multiples, Absolute Differences, Bells of Pilgrimage, Weeding, AB Difference

Starters 97 Division 1 (Rated till 6 Stars)

Make It Special, Caesar Cipher, Unreachability Cost, Schrodinger Smiley, Triplets Min, 2000, Best of Two

Starters 98 Division 1 (Rated till 6 Stars)

Messi vs Ronaldo, 3-Blast Palindrome, Happiness , FIND A and B, Airport Management, Build Towers, Ball Distribution, Sub-Array With Maximum Sum

Starters 99 Division 1 (Rated till 6 Stars)

Segment Three, Maximize Ones, Musical Chairs, Two Piles, Yet Another Bitwise Problem, Card Swipe, Endless Appetizers, Puzzle Hunt, Exclusion-Inclusion

Starters 101 Division 1 (Unrated)

Minimize Xor Difference, Split and ADD, Snakes on a Grid, Partially Increasing Array Queries, Warrior Chef, Work Smarter, Not Harder, Lockpicking Chef, Off By One

Starters 102 Division 1 (Rated till 6 Stars)

Chess ELO, Parity Permutation, Light The Bulb, Chef Segment, Bit Play, Array Sum, Sports Section, Selling Insurance, Chef and Stocks

Starters 103 Division 1 (Rated till 6 Stars)

Cost Distribution, Squarified, X-Ray Grid, Chandelier, Unique xor, Sunday Brunch, October Marathon, Divisible By 8, Dice Number

Starters 104 Division 1 (Rated till 6 Stars)

Find Diameter, Lexicographically Largest , Construct An Array, Maximise Sum, Santa and Chocolates, Pizza Cutting, Double Rent, GCD and LCM

Starters 105 Division 1 (Rated till 6 Stars)

Ghoul-icious Goodies, Racing Dead, 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, Interesting Knapsack, Adjacent Flips, Odd Matrix, Rock Paper Scissor, Pending Assignments, Clear Day, OR Permutation, Recover The Array

Starters 108 Division 1 (Rated till 6 Stars)

Clan Expansion, Palindromic Prime Numbers, Rivalry, Fair Distribution, Chess Pairing, Continuous Subarrays, Gold Rush, Multiple of 9, Move Negative Stones

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

August Long 2023 Division 1 (Unrated)

All New CodeChef, Maximum Deliciousness, I Can Use Both Hands!

September Short 2023 Division 1 (Unrated)

GCD Discount, Ultimate Fencing, Lucky Seven, Slow Start, Mixing Extraordinaire

Starters 110 Division 1 (Rated till 5-stars)

Water Park, Airlines, Marbles,  Am I Lucky!, Tom and Jerry, Monsters, Tetris

Starters 111 Division 1 (Rated till 6 Stars)

LCM Mania, Prefixing, Prime Range Game, Beautiful Strings, ODI Cricket, Component Count, Square Count, Reach Codetown, Exams, 404 Not Found

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 113 Division 1 (Rated)

Count Distinct Arrays, Maximise The Minimum, Minimise Maximum Subarray Sum, Make All Equal, Score Sum, Maximum Score , Sum Neq , Make N Zero, Thala For A Reason

Starters 114 Division 1 (Rated till 6 Stars)

Chef and Tag, Rock-Paper-Scissors, Lexicographic Rook on a Graph

Starters 115 Division 1 (Rated)

Delete The Array, Subtraction Sequence I, Subtraction Sequence II, Greedy LIS Algorithm, Binary Grid Forces, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree, Chocolate Distribution, Codechef Round

Starters 116 Divison 1 (Rated till 6-Stars)

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)

Subset GCD, Count Substrings, Literacy Rate, International Education Day!, Join States, Is it uniquely decodable, 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

Starters 120 Division 1 (Rated till 6 Stars)

Find Permutation , Construct Permutation, Count Subarrays, Count Arrays, Largest K, Valentines Contest, Sub or Swp, Valentine Gifts

Starters 121 Division 1 (Rated till 6-Stars)

Frequal, Colourful Balls, Split And Maximize, Escape, Caesar Cipher Lite, Leg Space, Anti Adjacent Swaps, The Man Code

Starters 122 Division 1 (Rated till 6-Stars)

Healthy Sleep, Problem Reviews, Arya In Grid, Transformation Cost, Matrix Modulo, Elf on the Shelf, Man of the Match

Starters 123 Division 1 (Rated till 6-Stars)

Room Allocation, Algomaniac Finals, Maximise Adjacent Sum, Check Adjacent Sum, 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, It is a tree

Starters 125 Division 1 (Rated till 6-Stars)

Bucket Game, Manhattan Xor, Operating on A, Overspeeding, 50-50 Rule, Fake Certificate, Binary Minimal

Starters 126 Division 1 (Rated till 6 Stars)

Tree Distance Set, AC Please, Dice Game 3, Freedom, Sale, Uncommon Cycles, LCD, Permutation Disturbance, Triangular Swaps

Starters127 Division 1

Array Operations, Expected Components, Purify It, ABC Conjecture, The Ides of March, Superincreasing, Extreme Basketball, Anti-Triangle

Starters 129 Division 1 (Rated till 5-Stars)

Palindromic Substrings, Red Blue Decomposition, Football Training, Pep Bidding, Ballon d Or, ConstructXor, SumXor, Cake Cutting

Starters 130 Division 1 ( Rated till 6-Stars)

Updating A, Make Equal, Costly Swapping, Append Array, Good Binary String

Starters 131 Division 1 (Rated till 5 Stars)

Remaining Neighborhoods, K-Closeness, Digit Space, Gotta Catch Em All, Dice Deception, Encrypt Value, T-Perm

Starters 132 Division 1 (Rated till 6 Stars)

ALIEN-OR, Optimal Flip, Change Please, ICE CREAM, Goodness Over Good, MEX QUERIES , Prime Query, GAME 11

Starters 133 Division 1 (Rated till 6-Star)

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

Starters 134 Division 1 (Rated till 6-Stars)

Count Good RBS, Permutation Cycle Queries, Origin, Morning Run, Prison Escape, Money Double, Rock Paper Scissors, 3out1in

Starters 135 Division 1 (Rated till 5-Stars)

Graph Cost, Invert And Equalize, Limit of MEX, Change A to B, Football Ties, RCB vs CSK

Starters 136 Division 1 ( Rated till 6-Stars )

Lexicographically Maximal Prefix AND, Sum of Max K Subarray, Sum of Modes, Who Makes P1, Even Sum Subarray

Starters 137 Division 1 (Rated till 5-Stars)

Coprime Subarrays, Speedrun, Concat Lexmax Substrs, Double Trouble, Unusual Queries, Election Hopes, Spell Splice, Large Differences

Starters 138 Division 1 (Rated till 6-Stars)

A power B mod C , TRIPLE PRIMES, K Subarray Products, Prefix Suffix Inequality, Breezy Mode Problem, Heat Wave, Long Drive, Distinct Substring

Starters 139 Division 1 (Rated till 5-Stars)

Sort Perm, Sum of N, Maximum Distance Permutations, Counting in Base B, Skill Game, Distribute Cookies, Destroying Bridges Part 2, Television Channels

Starters 140 Division 1 (Rated till 5-Stars)

Make Permutation, Split Permutation, Trick Or Treat, Yoga Day, Break The String, Yoga Class, Tree Removal

Starters 143 Division 1 (Rated till 5-Stars)

Non-Divisor Array, Max Min and Length, Spread of Ratism

Starters 144 Division 1 (Rated)

Sort Lexicographically , Find P, Minimise Inversions, Largest K

Starters 145 Division 1 (Rated till 6-Stars)

Beautiful Array, Make Bob Win , Volume Comparison, Querified, Gun Master, Make My Array Equal, Square String

Starters 146 Division 1 (Rated till 5 stars)

Back Front, Connect The Chains, Bouncing Ball, Permutation Construction, Binary Strings Yet Again, Knockout tournament, No Winner, Olympics 2024

Starters 147 Division 1 (Rated till 5 stars)

Counting Triangles 101, 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)

Xor Minimization (Easy), Double Trouble, Beautiful Flip, Let Me Eat Cake!, Clearance Sale, The Undisappearance, FightBots, ZigZag Tree Sequences (Easy)

Starters 149 (Rated till 5 stars)

Kill Monsters (Hard Version), Magical World, Easy Subarray Sum, Maximise Sum, Chef Loves Beautiful Strings (Hard Version), Approximate Answer, Chef Loves Beautiful Strings (Easy Version), Kill Monsters (Easy Version)

Starters 150 (Rated till 6 stars)

Equal Pairs (Hard), Min Ops (Easy), Min Ops (Hard), Tree Requirements (Easy), Not Equal On Tree, Replacing Game, Find Multiset State, IOI 2024, Ratio By 2

Starters 151 (rated till 5 stars)

Ball Game, Shooting (Hard), Sequence Search, Convert string, Shooting (Easy), International Gym Day, RGB Grid (Easy), RGB Grid (Medium), Weightlifting

Starters 152 (Rated till 6 stars)

Completion (Hard), Maximize Hamming Distance, Chess Olympiad, Winning World Finals, Completion (Easy), Anti-Palindrome Queries, Range Minimize

Starters 153 (Rated till 5 stars)

AI is Coming, Make Arithmetic Progression, Butterfly, Another Game, Colorful Tree (Easy Version), Colorful Tree (Hard Version), Xometry (Easy Version), Xometry (Hard Version)

Starters 156 (Rated till 6 stars)

Count Triplets, Keep Magnets Separated, Balance Difficulties, Interval Cliques, Partition Score, Sweets Shop, Long Queue, Even Numbers Hate

Starters 158 (Rated till 6 stars)

Make a Tree, Global Warming, Largest Subsequence, XOR Smaller, Buying Game, Multiply 2 to Minimize, Diwali Discount, Even vs Odd Divisors

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 160 (Rated till 5 stars)

Too Many Oranges, Movie Snacks, Palindrome Love, Modindrome, Unstable Elections, Buying Order (Easy), Buying Order (Hard), Equate S and T

Starters 161 (Rated)

Min-Max Game, Temporary Temperature, Red-Blue Sort, Moneymaking, Selling Donuts, One To Three, Two Cards, Quick Exit

Starters 163 (Rated till 5 stars)

Tree Sum is Fun !, Nice Array, Permutation Pair, Chef and Socks, Binary Sum, Minimum Types, Sort Them, Lexio Swap

Starters 164 (Rated till 5 stars)

Assignment of Tasks, New-Pro Coder, Itz Simple, Fill the Blanks, Halloween Array, Construct Permutation, Swap and Flip, Connecting Wells

Starters 165 (Rated till 6 stars)

Christmas Cake, Reverse and Alternate, Poster Perimeter, A to B, Stable Array, Reverse and Alternate (Count), Bulk Discount

Starters 166 (Rated till 6 stars)

All Equal, Distinct Power, Divisors Array (Hard Version), Divisors Array (Easy Version), Costly Permutations, Chefland Library, Christmas Gifts, Merry Christmas!

Starters 168 (Rated till 6 stars)

GCD Partition, No Two Alike, Can You Bench, Binary Removals, Xoperations, Equate XOR, Make Odd, Big Achiever

Starters 169 (Rated till 5 stars)

Constant Subsequence, Hamming equivalent, Make K Most Frequent, Opposite Attract, Entry Check

Starters 170 (Rated till 6 star)

Crazy Jumping Frogs, Access Code Equality, qUiRkY qUesTs (Easy), Monster Monster, Minimum Bottles

Starters 171 (Rated till 5 star)

Squid Game - Piggy Bank, Swish Game, Advitiya Security Vault, Strange Nim Game, White Wall, Advitiya, Volcanic Eruption

Starters 172 (Rated till 5 stars)

Transform String, Time Machine, AndOr, Small Palindrome, Streak Star, Tactical Removal

Starters 173 (Rated upto < 2700)

Cool Subsequences, Postman and LLM, Introverts, Min-Max Product Partition, Time Penalty, Overwrite

Starters 174 (Rated upto 2700)

GCD Add Size, Meximal Sum, Mystic Slimes, Too Much Homework!, Bigger is Better, Deletion and Difference

Starters 175 (Rated till 5 stars)

Alternate It!, Assignment Due, Technex Tickets, Multiplexer, Make same

Starters 176 (Rated till 4 star)

Same And, Friendly Binary Strings, Mex-P Tree (Hard), Clothing Store, Run for Fun, Costly Summit, Mex-P Tree (Easy)

Starters 177 (Rated till 5 star)

Blocks on a Tree, Sum By OR, Flip or Reverse, Increasing XOR Queries, Counting 01 and 10, Ordered Distances, Triangle Checking, 2 Boxes

Starters 178 (Rated till 6 star)

Smoothly Increasing , Food Balance, Big Difference, Count Disjoint Arrays, Minimum Colours (Easy), Placing 01 And 10, Permutation Construct, Reduce to Palindrome, Minimum Colours (Hard)

Starters 179 (Rated till 5 star)

Lost in the Fest!!, Product Path, Station Allocation, Unlock The Safe, Conquer the Fest!!, Can you reach, Set Major (Prefix)

Starters 180 (Rated till 6 star)

Random Input Problem, Balls and Boxes, Shall we play a game, Array Operations, Huh, Easy, Maximum Ones, Counting Problem, CodeMat

Starters 181 (Rated for all)

Costly Swapping, The Best Matrix, Tree Colouring (Hard), Tree Operations (Easy), Flip Prefix, Find Outside Array, Move Grid, Breaking Sticks

Starters 182 (Rated till 5 star)

IPL, Bar Queue, MasterChef, Minimize the Sum, Short Piles, Beautiful Garden, Palindromic Score

Starters 183 (Rated till 6 star)

Complete MST, S to T, Larger Smaller, Max Sixers, Max Triangle

Starters 185 (Rated till 5 star)

Pizza Split, Balanced Lighting, GCD Summation, Asymmetric Cookies, Creature Hunter, Array Deletion Game, Range Maximum Deconstruction (Easy)

Starters 186 (Rated till 6 star)

Distinct Arrays , Segment Tree Reconstruction, Jump A or B, Approval Ratings, Best Movie, Chess Win, Mod and Make Y

Starters 187 (Rated till 6 star)

Anti-Subarray Sum, OR What, Exercise and Rest, Chococut, Distinct Representations

Starters 188 (Rated till 6 star)

GCD and XOR 2 (Easy), GCD and XOR 2 (Hard), Swaps in a String, K Boxes, Inversion Queries, Yet Another Monsters Problem, Red and Blue Gems, Subset Sum 3, Train Even or Odd

Starters 189 (Rated till 5 star)

Number Walks, Blocks in a String, Sortable Subarrays (Hard), Nutrition Cost, Create Binary String, Distinct 2 Subarray, Pizza Party, Avoid Primes, Sortable Subarrays (Easy)

Starters 190 (Rated till 5 star)

Subsequence Sort, Maximum Slams, Number Reduction, Light All, Min-Max Deletion, Parry It! (Easy)

Starters 191 (Rated till 6 star)

Add 1 or 2, Coloured Array, Grid Path (Easy), Add to get GCD, Permuted Greater than 2, Divide into 3, Nearest Square

Total Problems Solved: 1111

2640
(Div 1)
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CodeChef Rating (Highest Rating 2653)
  • 38 Global Rank
  • 5 Country Rank

Skill tests

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C++ Online Test and Quiz

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