alfeh
- 7★alfeh
- Bangladesh
- Student
- Shahjalal University of Science & Technology Sylhet, Bangladesh
- List of teams by alfeh
- https://discuss.codechef.com/u/alfeh
- No Active Plan. View Details
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Ratings System Update
(2024-02-14 22:00:00)Ratings System Update
(2022-12-20 00:00:00)CodeChef Rating Distribution
Submissions
Practice Problems (195):
Practice:
Fetching Cooking Tools, Cutting Recipes, Little Elephant and Movies, Matchsticks, Row and Column Operations, Chef and The Divisibility Queries, Polo the Penguin and the Numbers, Combinatorial Numbers, Am I a Fibonacci Number, Count Sequences, Permutation Shuffle, The Leaking Robot, Subarray GCD, Subarray LCM, Lowest Common Ancestor, Copy-Paste, Chef and Gift, Chef and Red Black Tree, XOR with Subset, Sereja and Votes, Chef and Strange Operations, Chef and Inflation, Chef and String, Na2a and lucky stone, Add Two Numbers, Find Remainder, Chef and Segments, Chef and the Wildcard Matching, Sum of palindromic numbers, Cyclist Race, Petr Contest, Chef and Destruction, Palindromic substrings, Chef and Time Machine, Dual Nim, Puppy and Board, Chef and cities, Chef And Magical Path, Movie Weekend, Eugene and big number, Primitive Queries, Right Triangle, Lumpy - The Bus Driver, Kirito in labyrinth, Sebi and the corrupt goverment, Digit Longest Increasing Subsequences 2, Second Max of Three Numbers, Triplets, Robots in a DAG, Pairwise union of sets, IPC Trainers, Max Mex, Pishty and Triangles, Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome, Mix the Colors, Good-Bad Pair, Fast forward travelling, Best Cake Ever, HOW MANY DIGITS DO I HAVE, Tree Query, Gears, Sheokand and Number, Spell Bob, Chef and Adventures, Appy and Balloons , Three Friends, Chef and Interactive XOR, Get a Bucket of Water, Manhattan Rectangle, Chef and Secret Ingredients, Xor Decomposition, Art of Balance, Maximum Remaining, Chef and Good Subsequences, Bitsetbaba and Power Grid, Ivan Pesic and His World Tour, Fuzzy Linear Combinations, Planting Trees, Is This a Give Away, Game on Tree, Chef and String, Profitable Paths, Recruit Villagers, Chefina and Sums, Under the Tunnels, Escape the Tree , D-Dimensional MST, Hail XOR, Flip the String, Chef and IPC Certificates, Array Swaps, Hidden Numbers, Even Sequence, Prime Tuples, Distinct Pair Sums, Maximise Islands, Password, Smallest Possible Whole Number, Breaking the Fence, Bench Press, F - Stone Land, Special Triplets, XOR Equal, Longest Good Segment, Chef 2 Chef, Interactive Equivalency, Team Formation, Permutation and GCD Set, Alternating Work Days, Chef Up, New Piece, Guests like slippers, The Three Bogatyrs, And Or Union, Maximising Vacations, Chef and Subset Additions, Circular Permutation Recovery, Yet Another Constructive Problem, Palindromes Not Allowed, Visit Them All, Subarray XOR, Minimum Coloring, Credit score, Chef and Brain Speed, Sign Moves, Admins and Shopping, Who is taller!, Chef and Bird farm, Roller Coaster, Yet Another Palindromic Problem, Rotate it, How many unattempted problems, My very 1st contest!, Total Prize Money, Sorting Array, Age Limit, Equal Distribution, Chairs Requirement, Burgers, The Lost Array, Determine the Score, XOR Times 2 Is Sum, Too Many LIS, Biryani classes, The Subarray XOR, Fitness, Best of Two, K-MEX, Partition Queries, Segmentation Fault, Subsequence LCM, Counting Words, Fixed Sum, Chef On Date, Too Many LIS 2, Binary String Happiness, Bad Tuples, Adjacent Pairs, Reach the Target, Audible Range, Tax in Chefland, Different Consecutive Characters , Subarray Removal, Reach on Time, Odd Sum Pair, X Jumps, Max minus Min, Test Score, Packing Books, Tasty Decisions, Avoid Squares Please, Mario and the Broken String, Parity, Distinct Colors, Water Consumption, Hackerman, Time Complexity, Water Mixing, Binary Battles, Squats, Monopoly in Chefland, Minimum Number of Ones, Tour of King, Count Number Of Pairs, Bull or Bear, Split or Decrease, Good Operations, Cheapest Office, More Inversions, Partition and Maximize, Circular Trouble, Counting Is Fun
Contests (286):
March Cook-Off 2020 Division 2:
Mysterious Sequence, Find Your Gift, Box of Chocolates, Maximize Letter Beauty
Encoding October'19:
Nuttela in Hyderabad, Help Akash !, RUN, CHEF, RUN !!!, Naruto Run, Debanjan got a Date
December Cook-Off 2020 Division 1 :
Self-Destructing Strings, Sed Passwords, Circle of Chaos, Carry All Fruits
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
August Cook-Off 2021 Division 2:
Odd Array, Different String, Chef and Closure, Equal Difference, Clear the Array
Starters 37 Division 1 (Unrated):
Remove Balance, Dazzling Even-Odd Challenge, Beat the Average, Maximum OR Minimum, Too Mean
June Cook-Off 2022 Division 1 (Rated):
Throw and Take, Simple XOR, Prefix Suffix Distinct, Split AND Sum
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 50 Division 1 (Unrated):
Air Blimp, Beautiful Array, Sum Product Segments, Add Subtract Equalize, Average Permutation
Starters 56 Division 1 (Unrated):
K-Subarrays, Energetic Node(Easy Version), Energetic Node(Hard Version), Palindrome Swaps, Division Sorting, Binary Substitution
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 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
Starters 79 Division 1 (Rated till 5 Stars):
Love Squares Hate Cubes, K-Beautiful Subarrays, Mountain, One Stone or Two Stones
Starters 85 Division 1 (Rated till 6 stars):
Crazy Bishops on Chessboard, Efficient PAN Linking, GCD Queries, TripTastic
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 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 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
Learning Paths (0):
None
Practice Paths (9):
Contributions
Problems Authored (0)
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Problems Tested (0)
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Editorials Contributed (0)
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