alfeh
- 6★alfeh
Bangladesh- Student
- Shahjalal University of Science & Technology Sylhet, Bangladesh
- No Active Plan. View Details
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Ratings System Update
(2024-11-20 22:30:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Practice Paths (0)
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Contests (57)
December Lunchtime 2019 Division 2
Stupid Machine, Check Algorithm, Guess the number
January Cook-Off 2020 Division 2
Chef Chick, Exam Cheating
February Cook-Off 2020 Division 2
Penalty Shoot-Out II, Tax Slabs
March Cook-Off 2020 Division 2
Mysterious Sequence, Find Your Gift, Box of Chocolates, Maximize Letter Beauty
April Cook-Off 2020 Division 1
Simple Operations
January Lunchtime 2020 Division 2
Bob and His Friends, Chef and Street Food
February Lunchtime 2020 Division 2
Swapping to Palindrome
April Lunchtime 2020 Division 1
Positive Mex
July Cook-Off 2020 Division 1
Even-tual Reduction, OR-thodox Distinction
July Lunchtime 2020 Division 1
Binary Concatenation
August Lunchtime 2020 Division 1
Game on a Strip, Alien Invasion
RECode 12.0 (Rated for all)
Chef and String, Chef and Walk, Chef and Rotation, Chef and Numbers
October Challenge 2020 Division 1
Positive AND, Replace for X
November Challenge 2020 Division 1
Restore Sequence
December Cook-Off 2020 Division 1
Self-Destructing Strings, Sed Passwords, Circle of Chaos, Carry All Fruits
December Lunchtime 2020 Division 1 (Unrated)
Three Letters, One Zero Swaps
January Lunchtime 2021 Division 1 (Unrated)
Good Grid, Shifting Spoons, Dreams of Divisibility, Even Sum
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, Robot Detector
February Lunchtime 2021 Division 1
Average Sorting
March Lunchtime 2021 Division 2
Dinner by Candlelight, Racing, Lunchtime
August Cook-Off 2021 Division 2
Odd Array, Different String, Chef and Closure, Equal Difference, Clear the Array
August Lunchtime 2021 Division 1
Bunny Hops, Just a Graph, Chef and Deque
September Cook-Off 2021 Division 1
Chef and Pairwise Distances, Half Sequence, Fake Swaps
SnackDown 2021 - Online Qualifiers
Lucky Number
October Cook-Off 2021 Division 1
Can You Reach The End
January Lunchtime 2022 Division 1
Permutation XOR Sum
February Lunchtime 2022 Division 1
Magical Modulo, Magnet Sort
March Lunchtime 2022 Division 1
Mathology, Winter, Adjacency Love, Separate Them All
April Lunchtime 2022 Division 1(Rated)
Do Not Touch the MEX!!!, Secret Machine Mania
Starters 36 Division 1(Unrated)
Buying Sweets, Reduce to 1, All Roads Lead To Rome
May Cook-Off 2022 Division 1 (Rated)
Different Subarrays Rearrange, Triple Inversions
Starters 37 Division 1 (Unrated)
Remove Balance, Dazzling Even-Odd Challenge, Beat the Average, Maximum OR Minimum, Too Mean
Starters 38 Division 1 (Unrated)
A Bit Easy, Average Gift, Maximum XOR, Anti-knapsack
May Lunchtime 2022 Division 1 (Rated)
Balanced 0-1 Tree, Equal After And
Starters 40 Division 1 (Unrated)
Max Value of MST, 7th Love, Or Permutation, Good Pairs
June Cook-Off 2022 Division 1 (Rated)
Throw and Take, Simple XOR, Prefix Suffix Distinct, Split AND Sum
Starters 42 Division 1 (Unrated)
Construct An Array , Maximise Set Bits , Minimum or Maximum
June Long One 2022 Division 1 (Unrated)
Expected move
Starters 44 Division 1 (Unrated)
Alternating Strings, Atleast and Atmost, Dense Bracket Sequence
Starters 43 Division 1 (Unrated)
Array Sorting, Make them Equal, The Optimal Pairs, Permutation AND
Starters 47 Division 1 (Unrated)
Too Many LIS 2, Chef and Minimum Cost of His Tree, Copy and Push Back, Similar Heights, The XOR-OR Dilemma
Starters 48 Division 1 (Unrated)
Strict Permutation, Positive array, Accurate XOR
Starters 50 Division 1 (Unrated)
Air Blimp, Beautiful Array, Sum Product Segments, Add Subtract Equalize, Average Permutation
Starters 52 Division 1 (Unrated)
Minimum Sum, K-Flip, Gritty Grid, Flipping Failure, Nil Xor
August Lunchtime 2022 Division 1 (Rated)
Sort the Array, Tree Coloring, Subtract 12 Operation
Starters 53 Division 1 (Unrated)
Make A and B equal
Starters 56 Division 1 (Unrated)
K-Subarrays, Energetic Node(Easy Version), Energetic Node(Hard Version), Palindrome Swaps, Division Sorting, Binary Substitution
September Lunchtime 2022 Division 1 (Rated) (Based on EJOI)
Increasing Addition, Remove Numbers, Adjacent Pairs
Starters 59 Division 1 (Unrated)
Confusing Concatenations
Starters 60 Division 1 (Unrated)
Distinct Numbers, Maximum Sum, Red Green Grids, Yet Another Palindrome Problem, Tri XOR
Starters 64 Division 1 (Rated till 5-stars)
Luigi and Uniformity, Square Sort, Xor Array, Prime Factor Division, Distinct Neighbours
Starters 65 Division 1 (Rated for 5 & 6 stars)
Nahaane Jaa, Paisa Double, Binod, Gormint Aunty, Potato to Gold, Lazy Ancestors
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, Minimum value of special tables
Starters 67 Division 1 (Rated till 5-stars)
Maximum Angriness, Musical Rods, Existence Of X
Starters 68 Division 1 (Rated till 5-stars)
Boring String, XOR Product, Make Money
Starters 71 Division 1 (Unrated)
Pet Store, Flip the Prefix, Unique Mode, Instagram, Snapchat, Expected Sum, Perfect Trio, Maximizing LCS, Smallest Difference
Starters 74 Division 1 (Rated till 6-Stars)
Candies, Maximum Xor Sum, Distinct Values, Power Tree, Lcm hates Gcd, Medicine Strength, Minimal Inversions
Starters 75 Division 1 (Rated till 6-Stars)
Chefs Favourite Function, Minimum Replacement, Equal Hamming Distance, Prefix Ones
January Long 2023 Division 1 (Unrated)
A Short Counting Problem, Swap Shift, Symmetric Swaps, Minimize the Maximum
February Cook-Off 2023 Division 1 (Rated)
Take Not Less, Alice Potter And Dumbledore Army
Starters 78 Division 1 (Rated till 6 stars)
Bitwise Equation, Balanced Suffix, Solve More Problems!
Starters 79 Division 1 (Rated till 5 Stars)
Love Squares Hate Cubes, K-Beautiful Subarrays, Mountain, One Stone or Two Stones
Starters 82 Division 1 (Rated till 6 stars)
Tree Game, Make Them Alike, Find eX, Difference Matrix
Starters 85 Division 1 (Rated till 6 stars)
Crazy Bishops on Chessboard, Efficient PAN Linking, GCD Queries, TripTastic
Starters 86 Division 1 (Rated for All)
Minimum Operation, String Game , Largest Y
Starters 87 Division 1 (Rated till 6 Stars)
Count the Permutations (always), Checkpoint, Inversions of subsequences, AB plus C, One or All
Starters 88 Division 1 (Rated till 6 Stars)
Maximum And Or, Chef and Asteroids, Minimize the Bits, Chef and Good Array
Starters 90 Division 1 (Rated till 6 Stars)
Crushed Apples and a Balance Scale, Minimum Ugliness, Sum of Goodness, Finding Sum, Printing Binary Array, Anti Palindrome
Starters 91 Division 1 (Rated till 6 Stars)
XOR & Sum, Odd GCD Permutation, Chef Odd, Maximum Sum Permutation
Starters 92 Division 1 (Rated till 6 Stars)
Rectangular Tiling, Dividing into Groups, A Peculiar Arrangement, Beautification of array, Distance Coloring
Starters 95 Division 1 (Rated till 6 Stars)
Chef and Moves of GCD, Boxes, Transfusion Chain, Break This Array
Starters 99 Division 1 (Rated till 6 Stars)
Exclusion-Inclusion
Starters 100 Division 1 (Rated)
Prime Permutation, Stamps 100, Concussive Sequence, Ant
Starters 102 Division 1 (Rated till 6 Stars)
Chess ELO, Parity Permutation, Light The Bulb, Chef Segment, Bit Play
Starters 113 Division 1 (Rated)
Count Distinct Arrays, Maximise The Minimum, Minimise Maximum Subarray Sum, Make All Equal, Score Sum, Maximum Score
Starters 114 Division 1 (Rated till 6 Stars)
Game on Array, Make Same, Rock-Paper-Scissors
Starters 115 Division 1 (Rated)
Delete The Array, Subtraction Sequence I, Subtraction Sequence II, Greedy LIS Algorithm, Binary Grid Forces, Make All Zero
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, Colourful Balls, Split And Maximize, Caesar Cipher Lite, Magic Palindrome
Starters 132 Division 1 (Rated till 6 Stars)
ALIEN-OR, Optimal Flip, Random Array, Goodness Over Good, MEX QUERIES , Prime Query
Starters 148 Division 1 (Rated till 6 stars)
Double Trouble, Beautiful Flip, The Undisappearance, ZigZag Tree Sequences (Easy)
Starters 156 (Rated till 6 stars)
Keep Magnets Separated, Balance Difficulties, Interval Cliques, Partition Score
Starters 161 (Rated)
Min-Max Game, Red-Blue Sort, One To Three, Quick Exit