Fahim Al Islam
- 3★fahim124
Bangladesh- Student
- University of Rajshahi Bangladesh
- No Active Plan. View Details
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Ratings System Update
(2025-08-20 23:00:02)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
None
Practice Paths (0)
None
Contests (118)
February Challenge 2021 Division 3
Frog Sort, Chef and Meetings, Maximise Function, Highest Divisor
April Challenge 2021 Division 3
Valid Pair, World Record, Strong Language
International Coding Marathon 2021 Division 3 (Rated)
Lucky Boundaries
May Lunchtime 2021 Division 3
Hoop Jump, Tom And Jerry 1
June Challenge 2021 Division 3 (Rated)
Bitwise Tuples, Bella ciao, Summer Heat
June Lunchtime 2021 Division 3
False Number, Richie Rich
August Challenge 2021 Division 3 (Rated)
Problem Difficulties, Olympics Ranking
September Challenge 2021 Division 3 (Rated)
XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass
December Challenge 2021 Division 3 (Rated)
Check Mate, Valleys and Hills, List of Lists, Utkarsh and Placement tests
CodeChef Starters 21 Division 2 (Rated)
Akash and Grid
CodeChef Starters 22 Division 3 (Rated)
An Interesting Sequence, Even Subset Xor, Equal Card Game, Elections in Chefland
January Long 2022 - I, Division 3 (Rated)
Keplers Law, Prime in a binary string, Covid Spread, Chef and Riffles
January Long 2022 - II, Division 3 (Rated)
TCS Examination, Chef and Fixed Deposits
Exun 2021-22 Division 2 (Rated)
Sarthak and his Magic Grid, Vedant and his Hidden Array
CodeChef Starters 23 Division 3 (Rated)
Average of Three, Chef and Profits, Subarray Mex
March Long One 2022, Division 3 (Rated)
Akash and Function, Substring of a Substring, Akash and Missing Class, Exact Marks, Wordle
CodeChef Starters 29 Division 2 (Rated)
String protocol, Plusle and Minun on Array
CodeChef Starters 30 Division 3 (Rated)
Gift Shop and Coupon, Chef and Water Bottles, Swapping Chefs Way, Balanced Reversals
March Lunchtime 2022 Division 2
Sad Splits, Adjacency Love
CodeChef Starters 33 Division 2 (Rated)
Distinct Dilemma, Non Adjacent Flips, Make Them Equal
Starters 35 Division 3 (Rated)
Police and Thief
May Lunchtime 2022 Division 3 (Rated)
Bucket and Water Flow , Maximum Pairwise Modular Sum, Problems in your to-do list
Starters 39 Division 3 (Rated)
Compress the Video, Closest Vowels, Recent contest problems, Even Subarray XOR, A or B
May Long Two 2022 Division 3 (Rated)
Xor Palindrome, Subarrays with length, Score High, Make them Zero, Degree of Polynomial
Starters 41 Division 3 (Rated)
Equal Integers, Is this priority or parity!, Path Parity, Determine the Winner
June Cook-Off 2022 Division 3 (Rated)
Simple XOR, Break the Stick, First and Last
Starters 42 Division 2 (Rated)
Minimum or Maximum, Divisible by 3
June Long One 2022 Division 2 (Unrated)
Divisible by i , Possible GCD, Alternate Additions, Equal Strings
Starters 43 Division 2 (Rated)
The Optimal Pairs, Distinct Palindrome
June Lunchtime 2022 Division 2 (Rated)
Zero Ones Equal One Zeros, The Lost Array, Equal by XORing
July Long Two 2022 Division 2 (Unrated)
To Divide or Not To Divide, Sum of Product 1
Starters 67 Division 2 (Rated)
Maximum Angriness, Expensive Steps , Counting Problem
Starters 75 Division 2 (Rated)
Prefix Ones, Three Powers of Two
February Cook-Off 2023 Division 2 (Rated)
Take Not Less, Permutation and Modulus
Starters 77 Division 2 (Rated)
Concat Palindrome, Three Numbers
Starters 78 Division 2 (Rated)
Bitwise Equation, Valid Expression
Starters 79 Division 2 (Rated)
One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums
Starters 80 Division 2 (Rated)
Permutation Subsequence, Prefix Permutation, Equal Elements
Starters 81 Division 2 (Unrated)
Divide Pages
Starters 82 Division 2 (Rated)
Make A-B Same, Difference Matrix, MIN To MAX
Starters 84 Division 2 (Rated)
Max count of 1, Digit Operation, Max Binary, Chef And Adjacent Sums
Starters 88 Division 2 (Rated)
Maximum And Or
Starters 89 Division 2 (Rated)
Plus 2 or Minus 1, Positive or Negative Subarrays
Starters 90 Division 2 (Rated)
Crushed Apples and a Balance Scale, Printing Binary Array, Anti Palindrome
Starters 91 Division 2 (Rated)
Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation
Starters 92 Division 2 (Rated)
Rectangular Tiling, Distance Coloring, Dotify Playlist
Starters 94 Division 2 (Rated)
CodeChef Streak, Possible or Not, The Vowel Matrix
Starters 99 Division 2 (Rated)
Card Swipe, Exclusion-Inclusion
Starters 100 Division 2 (Rated)
Stamps 100
Starters 101 Division 2 (Rated)
Minimize Xor Difference, Warrior Chef, Lockpicking Chef
Starters 102 Division 2 (Rated)
Bit Play, Array Sum
Starters 103 Division 2 (Rated)
Divisible By 8, Dice Number
Starters 104 Division 2 (Rated)
Maximise Sum, GCD and LCM
Starters 106 Division 2 (Rated)
Playing with OR, Save People, Guess the winner!
Starters 107 Division 2 (Rated)
Maximal Expression, Rock Paper Scissor, OR Permutation
Starters 108 Division 2 (Rated)
Clan Expansion, Palindromic Prime Numbers, Fair Distribution
Starters 111 Division 2 (Rated)
Prefixing, Reach Codetown
Starters 112 Division 2 (Rated)
Cursed Indices, 3 Logicians Walk into a Bar, Permutation Construction, Max Nutrition
Starters 113 Division 2 (Rated)
Minimise Maximum Subarray Sum, Maximum Score , Sum Neq
Starters 114 Division 2 (Rated)
Rock-Paper-Scissors, Christmas Candy
Starters 118 Division 2 (Rated)
Subset GCD, Join States, Xorry 2, Xorry 1
Starters 119 Division 2 (Rated)
Cookie Day, Another Good String , K Odd Sum
Starters 120 Division 2 (Rated)
Find Permutation , Count Subarrays, Sub or Swp
Starters 121 Division 2 (Rated)
Frequal, Caesar Cipher Lite, Anti Adjacent Swaps
Starters 122 Division 2 (Rated)
Arya In Grid, Transformation Cost, Man of the Match
Starters 124 Division 2 (Rated)
Binary Parity, Table Strength, Make It One
Starters 125 Division 2 (Rated)
Bucket Game, Binary Minimal
Starters 126 Division 2 (Rated)
Permutation Disturbance
Starters 127 Division 2
ABC Conjecture, Superincreasing, Anti-Triangle
Starters 131 Division 2 (Rated)
K-Closeness, Dice Deception, Encrypt Value, T-Perm
Starters 132 Division 2 (Rated)
ALIEN-OR, Optimal Flip, GAME 11
Starters 133 Division 2 (Rated)
Powered Parameters, Maximum Alternating Sum
Starters 134 Division 2 (Rated)
Origin, Rock Paper Scissors, 3out1in
Starters 135 Division 2 (Rated)
Invert And Equalize, Change A to B
Starters 136 Division 2 ( Rated )
Sum of Modes, My First Geometry Problem
Starters 137 Division 2 (Rated)
Large Differences
Starters 138 Division 2 (Rated)
A power B mod C , TRIPLE PRIMES, Prefix Suffix Inequality, Long Drive, Distinct Substring
Starters 140 Division 2 (Rated)
Make Permutation, Split Permutation, Trick Or Treat, Tree Removal
Starters 141 Division 2 (Rated)
Redundant Array, Amphibian Escape
Starters 142 Division 2 (Rated)
Chef loves Pizza Chef loves halfs, Array Removal, Number Hunt
Starters 147 Division 2 (Rated till 5 stars)
Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101
Starters 148 Division 2 (Rated)
FightBots
Starters 149 (Rated)
Easy Subarray Sum, Maximise Sum, Chef Loves Beautiful Strings (Easy Version)
Starters 150 (Rated)
Equal Pairs (Hard), Find Multiset State, Equal Pairs (Easy)
Starters 151 (rated)
Convert string
Starters 152 (Rated)
Maximize Hamming Distance, Anti-Palindrome Queries, Range Minimize
Starters 153 (Rated)
Butterfly, Another Game, Colorful Tree (Easy Version)
Starters 154 (Rated)
GCD and XOR, Add 1 or 2 Game
Starters 155 (Rated)
GCD to 1 (Easy), GCD to 1 (Hard), Replace With First, Prefix Suffix Min Max
Starters 156 (Rated)
Partition Score, Even Numbers Hate
Starters 158 (Rated)
XOR Smaller, Multiply 2 to Minimize
Starters 161 (Rated)
Two Cards
Starters 163 (Rated)
Nice Array, Minimum Types, Sort Them
Starters 164 (Rated)
Halloween Array, Swap and Flip
Starters 165 (Rated)
Reverse and Alternate, A to B, Stable Array, Bulk Discount
Starters 167 (Rated)
Delete Not Equal
Starters 168 (Rated)
No Two Alike, Binary Removals, Make Odd
Starters 169 (Rated)
Constant Subsequence, Hamming equivalent, Make K Most Frequent
Starters 170 (Rated)
qUiRkY qUesTs (Easy)
Starters 171 (Rated)
Swish Game, White Wall, Volcanic Eruption
Starters 173 (Rated upto < 2700)
Cool Subsequences, Time Penalty, Overwrite
Starters 177 (Rated)
Flip or Reverse, Ordered Distances, 2 Boxes
Starters 178 (Rated)
Big Difference, Minimum Colours (Easy), Placing 01 And 10
Starters 179 (Rated)
Lost in the Fest!!, Station Allocation, Unlock The Safe
Starters 182 (Rated)
Bar Queue, Beautiful Garden, Palindromic Score
Starters 183 (Rated)
Complete MST, S to T, Larger Smaller, Max Triangle
Starters 184 (Rated)
One Down, Front or Back, Double or Append
Starters 186 (Rated)
Distinct Arrays , Jump A or B, Approval Ratings
Starters 190 (Rated)
Subsequence Sort, Light All
Starters 191 (Rated)
Add 1 or 2, Add to get GCD, Permuted Greater than 2
Starters 192 (Rated)
Security Lines
Starters 193 (Rated)
Mex Tree (Min), Add Permutation, Check Odd Even Divisors, Count Odd Even Divisors
Starters 194 (Rated)
Mark All, Munchys Modulo, Chef Bakes Cake 3
Starters 195 (Rated)
String Deletions, Marble Collector
Starters 196 (Rated)
Sugar Limit, Append Average
Starters 197 (Rated)
Good Ranking (Pair), All Odd Prefix Sums, Split
Starters 198 (Rated)
Currency Exchange
Starters 199 (Rated)
Fence Colouring, Grid MEX, Subtract or Divide
Starters 200 (Rated)
Random NIM, Restrict Palindromes, Good Subsequence