![user profile](https://cdn.codechef.com/sites/all/themes/abessive/images/user_default_thumb.jpg)
Fahim Khandakar
- 6★fahimcp495
Bangladesh
- Student
- University of Dhaka
- No Active Plan. View Details
Activity Heat Map
Rating Graph
Ratings System Update
(2024-08-21 22:00:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (1)
Practice Paths (1)
Contests (44)
February Challenge 2020 Division 2
School of Geometry
May Challenge 2020 Division 2
Coronavirus Spread
February Cook-Off 2020 Division 2
Penalty Shoot-Out II, Tax Slabs
March Lunchtime 2020 Division 2 (Unrated)
Good Prefix
April Lunchtime 2020 Division 2
Positive Mex, Chef in Fantasy League
July Challenge 2020 Division 2
Ada King, Missing a Point, Chef and Card Game, Chef and Strings
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP
July Cook-Off 2020 Division 2
Even-tual Reduction, OR-thodox Distinction
July Lunchtime 2020 Division 2
Chef and Steps, Binary Concatenation
August Cook-Off 2020 Division 2
Red-blue Trees, Polygon Relationship, Chef and Work, K-Foldable String
August Lunchtime 2020 Division 1
Game on a Strip, Alien Invasion
June Cook-Off 2020 Division 2
Cache Hits, Max Mex
January Challenge 2021 Division 2
Fair Elections
December Challenge 2020 Division 1
Hail XOR, Positive Prefixes, Even Pair Sum
December Cook-Off 2020 Division 1
Self-Destructing Strings, Circle of Chaos
January Cook-Off 2021 Division 2
Prime Tuples, Maximise Islands
December Lunchtime 2020 Division 1 (Unrated)
Even Sequence, Three Letters, One Zero Swaps
January Lunchtime 2021 Division 2 (Unrated)
Binary Subsequence, Even Differences, Even Sum
November Cook-Off 2020 Division 1
Flip the String, Chef and IPC Certificates
October Lunchtime 2020 Division 1
Chef Likes Good Sequences, Chef Is Just Throwing Random Words, Cute Chef Gift
September Lunchtime 2020 Division 1
Root the Tree
April Cook-Off 2021 Division 2
OR of ANDs, Chocolate Monger
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference
CodeChef Starters 16 Division 2 (Unrated)
Professor And Directions, Chef and Magical Steps, Subarray Sum, Pass or Fail
SnackDown 2021 - Online Round 1A
Round Robin Ranks , Dance Moves, Min Max LCM
SnackDown 2021 - Online Round 1B
Queens Placement , Largest Laddu, Help Nishant
CodeChef Starters 19 Division 2 (Rated)
P Equal To NP, Indivisible Permutation, The Alternating Sum, Distinct Elements
December Challenge 2021 Division 2 (Unrated)
Valleys and Hills, Rock Paper Scissors, List of Lists
December Lunchtime 2021 Division 1
Optimal Sorting, Romantic Reversals
Infinity 2k21 Division 1 (Unrated)
Marbles
January Cook-Off 2022 Division 1
Merged LIS
February Long 2022 - I, Division 2 (Unrated)
Binary Base Basics, N Queens Puzzle Solved !
CodeChef Starters 25 Division 2 (Rated)
Building Towers, Equal MEX, K Distinct Array, Points and Lines
February Long 2022 - II, Division 1 (Unrated)
Xor Palindrome
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, Perfect Imperfections 2
CodeChef Starters 32 Division 1 (Unrated)
Maximize the Minimum, LR Shirts, Finding Shoes, Training Plans, Flip Sorting
CodeChef Starters 33 Division 1 (Unrated)
Max BIT Sum, Stable Mex, Broken Life, Make Them Equal
July Cook-Off 2022 Division 1 (Rated)
Segmentation Fault
June Long One 2022 Division 1 (Unrated)
Full Path Eraser, Expected move, Reduce to zero, Add By Permutation, Divisible by i , Possible GCD
Starters 50 Division 1 (Unrated)
Air Blimp, Permutation GCD, Sum Product Segments, Discount, Mileage matters, 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 52 Division 1 (Unrated)
AI Analysing Code, Minimum Sum, WA Test Cases, Air Conditioner Temperature, K-Flip, Gritty Grid, Flipping Failure, Nil Xor
Starters 64 Division 1 (Rated till 5-stars)
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, Binod, Gormint Aunty, Potato to Gold
Starters 66 Division 1 (Rated till 5-stars)
Sorting the Binary String, Good Binary Strings, Palindrome by Splitting, Connect All Cities, Palindrome In Making
Starters 70 Division 1 (Rated till 6-stars)
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
Starters 72 Division 1 (Rated till 5-Stars)
Indivisible, Apples and oranges, N Triplets, Good Sequence, Good Arrangement, Sum it, XOR Tree
Starters 78 Division 1 (Rated till 6 stars)
Bitwise Equation, Balanced Suffix, Solve More Problems!
Starters 80 Division 1 (Rated till 5 stars)
Permutation Subsequence, c8kbf and Tree, Prefix Permutation
Starters 85 Division 1 (Rated till 6 stars)
Crazy Bishops on Chessboard, Efficient PAN Linking, GCD Queries, Bomb Blast, TripTastic
Starters 108 Division 1 (Rated till 6 Stars)
Palindromic Prime Numbers, Fair Distribution, Continuous Subarrays
August Long 2023 Division 1 (Unrated)
Codechef Copy, Spiritual Chef, All New CodeChef, Maximum Deliciousness, I Can Use Both Hands!
Starters 110 Division 1 (Rated till 5-stars)
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
Starters 121 Division 1 (Rated till 6-Stars)
Frequal, Colourful Balls, Split And Maximize, Escape, Caesar Cipher Lite
Starters 123 Division 1 (Rated till 6-Stars)
Minimum And Maximum I, Yet Another Alice Bob Game, Trial of the Conqueror, Minimum And Maximum II
Starters 124 Division 1 (Rated till 5-Stars)
Swap and Unite, Make It One, How many arrays
Starters 126 Division 1 (Rated till 6 Stars)
Tree Distance Set, Freedom, LCD, Triangular Swaps
Starters127 Division 1
Purify It
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, Chef and Bit Tree, Origin, Prison Escape, 3out1in
Starters 135 Division 1 (Rated till 5-Stars)
Graph Cost, 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)
Coprime Subarrays, Double Trouble
Starters 138 Division 1 (Rated till 6-Stars)
A power B mod C , TRIPLE PRIMES, K Subarray Products, Prefix Suffix Inequality, Breezy Mode Problem, Distinct Substring
Starters 139 Division 1 (Rated till 5-Stars)
Sum of N, Counting in Base B, Destroying Bridges Part 2
Starters 141 Division 1 (Rated till 5-Stars)
Amphibian Escape, Color Difference, Perfect Prefixes
Starters 145 Division 1 (Rated till 6-Stars)
Beautiful Array, Make Bob Win , Querified, Square String
Starters 148 Division 1 (Rated till 6 stars)
Xor Minimization (Easy), Beautiful Flip, ZigZag Tree Sequences (Easy)