bad_coder
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Ratings System Update
(2024-04-24 22:00:04)Ratings System Update
(2022-12-20 00:00:00)CodeChef Rating Distribution
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Practice Problems (689):
Practice:
Adding Fractions, The Number Of Solutions, Chef and Stones, Gcd Queries, Filling the maze, Chef and Girls, Maximum K Sums, Coins And Triangle, Logan and his XOR debacle, Golu and Sweetness, X-24 and his SUBSET code, Charles and the BRUTAL subsequences, Laura and her QUERIES On Tree, Best Triangle, Deadpool and his COOLEST Problem Ever, Professor X and Grouping of Numbers, Chef and Prime Queries, Pishty and tree, Bear and Xor of Sums, Bear and Shop Trip, Tree Expectancy, IPC Trainers, S-T Mincut, Strange Queries, Mighty Friend, Minimum Deletions, Xor Again, Immortal Frieza, Majin Vegeta, Dr Geros lab, Krillin is dead AGAIN, Defeating Beerus, Dibs on Fibs, Spread the Word, Qualifying to Pre-Elimination, Chef and Semi-Primes, Coloring the Grid, Roll the Bar, Range Sum Problem, Chef and Arrays, Chef and Football, Playing with Strings, Easy One!, k Deletion, The Biggest Restaurant, Array Modification, Operations on a Matrix, Chef and Football Match, Treeversion, XOR Engine, Signature, The Challenge Day, Chef Diet, Robots in Chefland, Ada Bishop 2, Lasers Everywhere, Pintu and Fruits, Lavanya Loves DFA, Are These Equal, Conservative Graph, Mr Pr in a Dilemma , Painter Problem, At the Gates, A Tree to Remember, Cool Subsets, C1 - Successor (Easy Version), Lets not Waste, Watermelon, Sum Of Array Elements, Unusual Queries, Q9, Q13, Q14, Q16, Xor Compare, Fractions, Circle Eating, Expected Number of SCCs, Watching CPL, Mex Subsequence, Couple In Ruiz Land, Palindromic Tree, Remix of Songs, Smallest String, Find The Number, Total Cars, Game of 3 and 2, Permutation, Maximum Possible Sweetness, Protect Computers , BUY CHOCOLATES, ROHIT LOVES PRIMES, Prefix And, Equal Gifts, Chef and Seven, My XOR, Smallest Absolute Difference, Can you find prime pattern, Power of 2, Chef and Tourism, Chef’s Number Puzzle, CHEF AND SCHOOL, Guess the Number, Treasure Hunt at JEC, The Red Green Sticks, Best Friends, Find original, Top Three Fairness, Modular Equation, Yet another sum, Good count, Aw Jeez, Rick!, Jumping Robot, Ramu and his friends, The One On The Last Night, The Wave, Chefs Homework Dilemma, Palindromic number, The 60 Minutes Game, Odd bits, Ceiling Sum, Maximum Array Xor, Beautiful Subsequence, XOR-ORED, Mod Equality, Shoe Fit, Shuffling Parities, Hidden Colored Graph, Interesting Representation, Make the Matrix Beautiful, Integer concatenation, Positive Spewing, Lets get vaccinated, Orthodox Finger, Separate All, C - Tree Sum, Grid Path, Chef and Professor, Hardest Problem Bet, Odd Repeat, Magical Flips, Maximise the Subsequence Sum, Remove One Element, Tree Distance Sum, POSTMAN POSSIBLE, MINIMIZE BRIDGES, CodeNames, Which Chocolate to buy, Task Times, K - balanced string, ATM Queue, Cocoa Difference, Hexagon in Triangle, The ODD AND, The Grid Fill Problem, Obtain the Sum, Game of Steps, Tsetso Subarrays, Three Operations, Unlucky Pampam!, Minimum Days, A Counting Problem, Strange Queries, SNACKS LOVER, Add and Divide, Friends Reunion, Chess Kings Chasing Game, Wrestle Mania, Chef and Pairwise Distances, Permutation and GCD Set, Half Sequence, Ganesha and his Modak, One Pile , Adjacency Hatred, B - Coin Trade, Subsequence LCS, Bounty Hunters, Palindrome Range, Maximum Points, Circles and Squares, Two Dishes, Prefix Sums, The Minimum Game, Yet another MEX problem, Chef in Vaccination Queue, Vaccine Dates , Alice vs Bob Faceoff, Maximum Light Up, The Preparations, Make that Array!, Interesting Pairs, Prefix as a Substring, Yet another SOD problem, Magical Doors, K - Magical String, Chef and Magical Steps, Maximum Damage, Counting Tuples, Dhoni and Youngsters, Lucky Area, Kohli and his Magic Ball , Kings Formation , Happy Birthday Babitaji, Deep Volley, Games of Wasseypur, Magic Weed, Short and Easy, Number Of Rectangles, Maximum Value , Maximum Value (Easy Version), Maximum Value (Hard Version), Party Game, Subarray Sum, Division , Magical Planks, Minimise the Size, Clean The Sequence, Face Off, Black and White Tree, Nice Pairs , Farmers of Wasseypur, Crack The Logic, Delete And Append, Game of Length, Prefix as a Substring 2, Maximum Number Of Distinct Elements, Spider Web Grid, Alternating Work Days, Mary Jane and Attendance, Spider Man vs Electro, Peter Parker and his Tests, Travel love, Peter, Apples and Oranges, Correlative Stones, Minimise Difference, EE SAAL CUP NAMDE, Building Stairsteps, Median Rearrangement, Tree Upshot, MAX-SEG, Can You Reach The End, Chef and Water Car, Exactly N plus 1 Values, Odd Sum, Find the Modulus, 01 Subsequence, Maximum GCD, The Game of Maths, The Detective Problem , Fixed Points, Flip or Compress, Largest Laddu, Help Nishant, Clever Theft, Chef Pizza Delivery, Kill Feed Updates, Functional Array, Wildcard Replacement, Xor Equation, Maximise the bridges, Abu and the Apples, Substring Minimum Function, GCD of Prefixes, Cassandra is Playing with Polygons, Saitama and Function of Function, The One with All the Candy, Talia and Chocolates, Chef on Vacation, New Piece, Alice and Integers, CHEF AND GAME, Count of Array, Break And Fix The Tree, Can_Reach, Can You Eat It, Product Pain, Weird GCD Value, Missing Sums, Make it Divisible, Palindromic Binary Numbers, Expectations on a Permutation, Back to Campus, Make them equal, Sum this up, The One with Ross Wedding, Minimum Number of Pizzas, Expected Weight, Kingdom Attack, Strange Minimization, Again XOR problem, Yet another subarray problem, Remove Element, Balance Zeroes and Ones, Car Range, Nilay and Sweets, Maximum Palindrome, Sudesh and variables, Social Work, Ayush and children, Maximum Factors Problem, Marbles, Tug of War, 1111---- !, Hopscotch, Dalgona Treat, In-tree-active Node Coloring, The Pandemic, ZERO GAME, Predict the Weather, Help Chef, Magic Number Check, Subarray permutations, Maximum Trio, Optimal Sorting, String Leader, Exclusive mean, Romantic Reversals, Sleep Technique , Sequence GCD, Count Number of Peaks, Akash and Grid, ChefWM, And Or Union, Mean equals Median, Retrieve back the Array, Vishesh and his Popcorn Combo, Sarthak and his Magic Grid, Vedant and his Hidden Array, Aujasvit and the Circle Game, Neil and his Binary Tree, Spider-Man Collects Chocolates (Easy Version), Harshikaa and the Rain, Ones Guessing, Sarthak and his Set of Primes, Equal Number of Prefix Maximums, Vishesh and his Hate for Even Numbers, Help the chef, Prefix Zeros, Palindromes Not Allowed, Director and Monkeys, Mean Maximization, Subsegment Divisibility , Merged LIS, Yet Another 2-Bit Problem, Prime Graph, Chef and Mutable Strings, Yet Another Milky Way , Yet Another Average Problem, Subarray Mex, Erase All But One, Maximising Vacations, Non Zero Subarray Xor, Anti Palindrome, Palindrome Love, Avoid Contact, Permutation XOR Sum, Building Towers, Special String, Chef and his Dusty Legos, Divisors and Reciprocals, The Haunted House Misery, Yet Another Constructive Problem, Digit Multiplication By K, EVM Hacking, Bitwise Blend, Equal MEX, Remove Adjacent, List reversals, Count Arrays, Akash and Function, Points and Lines, Stone Game, Array Division, Careless Chef, Janmansh and Assignments, Janmansh at Fruit Market, Equal Mex Splitting, Substring of a Substring, Maximum partitions, Exact Marks, Maximum sum, Millennium foolcon, Travel with Thomas, A fool, Polar travels, Mandalore Satellite Tracing, Sigma bats, Is it eziee, Eclipse, Pile Partition, Xor Travellers, XOR and AND, Alternating String, Sign Moves, Cup Finals, Mexy Array, The Unchanging OR, Stable Mex, Missing Numbers, Finding Shoes, Foolish formation, Geometric Mean Inequality, Flip Sorting, Sorted Distances, Distinct Integers, Sticks and Rectangles, Max LCA Sum, Gamestation, Dazzling GCD Pair, Distinct Dilemma, Broken Life, Stacking Rectangles, Axiom, Excalibur, City Game, Black Box, Binary Mismatch, Average Array, Binary String Xor, Good Permutation, Buckets Full of Candies, Modular Circular Permutations, Pair Pain, Do Not Touch the MEX!!!, Secret Machine Mania, Chef And Division, Crazy Substrings, Pushpa , Minimize Blocked Roads, Even Subarray XOR, Xor Palindrome, Subarrays with length, Make them Zero, Infinity Staircase, Remove and Add, Simple XOR, Possible GCD, The Optimal Pairs, Determine the Score, Vowel Anxiety, Maximum Diversity, Adjacent Sum Parity, Equal Subsequences, Students-Far From Hostel, Army Training, Reverse Stock Split, Copy and Push Back, Similar Heights, Largest Family, Split The String, High Frequency, Good Indices, Monks, Air Blimp, Beautiful Array, Sum Product Segments, Angled Flip, A drawing game, XOR with smallest element, Hello Equation, Two Trains, Chef Candies, Tree Coloring, K-Flip, Gritty Grid, Flipping Failure, Nil Xor, Array in making, Subarray Game, Departments (Hard Version), K Flip, XOR less than OR, Obtaining B from A, Bappa plays a game, Distinct Numbers, OR Tuples, Palindrome Swaps, Division Sorting, 05-Required Permutation, 03-STAIRS JUMPING, Tree and Divisors, Delicious Queries, Maximum Expression, Even Splits, Increasing Addition, Remove Numbers, Adjacent Pairs, Longest Unfriendly Subsequence, Equivalent Numbers, Good Arrays, Add to Subsequence, K - Beautiful Permutation, Twos and Zeros, Yet Another Palindrome Problem, Equal Inversions, Palindrome Partition, Minimise LCS, Weird Subarrays, Red Blue Flowers, Row Bombing, Subarray Removal, Minimum Absolute Score, Knockouts, Range Assign, Number of Distinct Elements Minimize, Square Sort, Xor Array, Prime Factor Division, Planning the Trip, Distinct Neighbours , Sorting the Binary String, Good Binary Strings, Palindrome by Splitting, Connect All Cities, Palindrome In Making, Chef and Spice Grid, Musical Rods, Another Standard Problem, Count Number Of Pairs, Existence Of X, Guess All, AP On Trees, Restore the Permutation, XOR Product, Interesting Array, Make everything divisible by 3, Longest Subarray, Sort Permutation, X AND Y Tree, Flip the Prefix, Unique Mode, Expected Sum, Good Sequence, Find an integer, No sequence, Base or Bias, Candies, Maximum Xor Sum, Swap Shift, Maximum of GCDs, Symmetric Swaps, Distinct Values, Redistributing Chocolates, Minimal Inversions, Chefs Favourite Function, Equal Hamming Distance, Prefix Ones, Three Powers of Two, Bitwise Operations on Circle, Make Array Odd, Zero String, Expected Value, Contruct Array, 400M Race, Not Divisible, Take Not Less, Alice Potter And Dumbledore Army, Bi_lindrome!, Permutation and Modulus, Minimum Beauty , Netflix, K Forests, Spreading Charges, Tekken, Concat Palindrome, Base8x8, Three Numbers, Bitwise Equation, Balanced Suffix, Solve More Problems!, Permutation Subsequence, c8kbf and Tree, Tree Game, Make Them Alike, Distinct Matrix, Divide Pages, Maximum Capacity, Binary Ternary, Find eX, Order by XOR, Rotate to Minimum, SUM OR, Inversions of subsequences, Bheem and Kichak , Fastest Way To Murph, String Game , Cricket Match, Unstable Subarray, Chef and Battery , Largest Y, Maximise Score, Musklon, Pyro Billboard, Existence, Monopoly, Crushed Apples and a Balance Scale, DDMM or MMDD, Minimum Ugliness, Largest and Second Largest, Sum of Goodness, Cheapest Office, Rectangular Tiling, XOR & Sum, Limited Shopping, Dividing into Groups, A Peculiar Arrangement, Chef Odd, Maximum Sum Permutation, Beautification of array, Gymkhana Election IIIT-A, CodeChef Streak, Possible or Not, Distance Coloring, Dotify Playlist, Water Filling, Break Free, FIND A and B, Bells of Pilgrimage, Airport Management, Ball Distribution, Card Swipe, Endless Appetizers, Exclusion-Inclusion, Ultimate Fencing, Stamps 100, Ant, Warrior Chef, Lockpicking Chef, Off By One, Fan Poll, Chef Fantasy 11, Playing with OR, Save People, Guess the winner!, Divisible By 8, Find Diameter, Lexicographically Largest , Construct An Array, Maximise Sum, Santa and Chocolates, Pizza Cutting, GCD and LCM, Survival Time, Minimum XOR, Cricket World Cup Qualifier, Best of N Sets, Worth of a Video, Marbles, Monsters, Beautiful Strings, Reach Codetown, Exams, 404 Not Found, 3 Logicians Walk into a Bar, Count Distinct Arrays, Minimise Maximum Subarray Sum, Make All Equal, Yet another Matrix problem, Score Sum, Maximum Score , Sum Neq , Make N Zero, Thala For A Reason, Greedy LIS Algorithm, Make All Zero, A PLUS B Remastered, Chef Product, Exact Savings, Roads and Flights, Subset GCD, International Education Day!, Join States, Is it uniquely decodable, Xorry 2, Xorry 1, K Odd Sum, Unalike Gcd & Lcm, Guess Who Delivers, Find Permutation , Count Arrays, The Man Code, Bucket Game, Fake Certificate, Binary Minimal, Tree Distance Set, Freedom, Uncommon Cycles, Triangular Swaps, Disjoint Non-Decreasing Array, K-Closeness
Contests (519):
August Challenge 2020 Division 2:
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess
December Challenge 2020 Division 2:
Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
push_back(pattern):
Pattern A, Pattern B, Pattern C, Pattern D, Pattern E, Pattern F, Pattern G, Pattern I, Pattern J
February Challenge 2021 Division 3:
Frog Sort, Chef and Meetings, Maximise Function, Highest Divisor
Code - Catalyst:
CHEF and Family, CHEF AND STRINGS, CHEF AND BABY, Chef and Travel , CHEF AND TOY ROOM
March Challenge 2021 Division 3:
Interesting XOR!, Chef and Groups, College Life 4, Paparazzi Gennady, Space Arrays, No Time to Wait
CodeChef Starters 12 Division 2 (Unrated):
Good Weather, Make it Divisible, Another Shortest Paths Problem
October Challenge 2021 Division 2 (Unrated):
Longest AND Subarray, Digit Removal, MEX-OR, Three Boxes, Which Mixture
November Challenge 2021 Division 2 (Unrated):
Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper
December Challenge 2021 Division 2 (Unrated):
Valleys and Hills, List of Lists, Utkarsh and Placement tests
CodeHunt:
Make Pair, Easy Hard Selection, Ringroad houses, Acceptable string, Oggy and the cockroaches, Burles
Starters 41 Division 3 (Rated):
Equal Integers, Is this priority or parity!, Path Parity, Determine the Winner
Starters 42 Division 3 (Rated):
Minimum or Maximum, Divisible by 3, How Many Maximums, Minimum number of Flips
June Long Two 2022 Division 3 (Rated):
Count the ACs, Make all equal using Pairs, Complementary Strand in a DNA
July Long One 2022 Division 3 (Rated):
Journey of the Knight, Game of Piles Version 1, Slow Solution, Pass the Exam, Chef and Candies
Starters 46 Division 4 (Rated):
Prime Xor, Array sorting, Sort the String, Counting Words, MATH1 Enrolment, Group Assignment
July Lunchtime 2022 Division 3 (Rated):
The Last Levels, Easy Pronunciation, Yet Another Palindrome Making Problem, Maximum Median Matching
July Long Two 2022 Division 3 (Rated):
Maximize Difference, Concat Sort, Chef in his Office, To Divide or Not To Divide, Sum of Product 1, Sum of Product 2, Hungry Chef
August Lunchtime 2022 Division 3 (Rated):
Candy Distribution, Equalizing Numbers, Easy Permutation, Array Equality
September Long 2022 Division 3 (Rated):
Speed Limit Test, Bob at the Bank, Pokemon Battles, Interesting Subarray, Good Pairs
September Lunchtime 2022 Division 3 (Rated) (Based on EJOI):
Flip the cards, Equalize AB, Stick Break, Permutation Creation
October Long 2022 Division 3 (Rated):
Chef And Array Construction, Binary Substituition, Building Race, Single Operation Part 1, Single Operation Part 2
November Long 2022 Division 3 (Rated):
MaxEdges, Split and Maximize, Spliting Balls, Time Complexity, String Game
Starters 67 Division 3 (Rated):
Maximum Angriness, Expensive Steps , Minimum Number of Ones, Counting Problem
January Long 2023 Division 3 (Rated):
Asymmetric Swaps, Minimize the Maximum, Array Halves, Far from origin
Starters 79 Division 3 (Rated):
One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums, Better Deal
Starters 80 Division 3 (Rated):
Prefix Permutation, Single-use Attack, Running Comparison, Equal Elements
Starters 84 Division 3 (Rated):
Max count of 1, Digit Operation, Elections in Chefland, Max Binary, Chef And Adjacent Sums, Melt Gold
Starters 85 Division 3 (Rated):
Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium, Can Chef
August Long 2023 Division 3 (Unrated):
All New CodeChef, Maximum Deliciousness, I Can Use Both Hands!
September Short 2023 Division 3 (Unrated):
GCD Discount, Lucky Seven, Slow Start, Mixing Extraordinaire
Starters 114 Division 4 (Rated):
Rock-Paper-Scissors, Painting Walls, Christmas Candy, Christmas Greetings
Starters 117 Division 4 (Rated):
Not Prime Permutation, Weapon Choice, Spell Shortening, Yearly Phone
Starters 123 Division 3 (Rated):
Room Allocation, Maximise Adjacent Sum, Check Adjacent Sum, Minimum And Maximum I, Minimum And Maximum II
Learning Paths (0):
None
Practice Paths (32):
Strings:
N Buttons 1 Bulb, DNA Storage, Different Consecutive Characters , DDMM or MMDD, Chef and Happy String , Efficient PAN Linking, Blobby Volley Scores, Password
Contributions
Problems Authored (0)
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Problems Tested (0)
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Editorials Contributed (0)
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