Md. Mahamudur Rahaman Sajib

Practice: 

Vacation, Gandalf vs the Balrog, Saruman of Many Colours, The Glittering Caves of Aglarond, The Mirror of Galadriel, Dyslexic Gollum, Escape from the Mines, ForbiddenSum, Chef and Uniqueness, Chef and Graph Queries, Addition and Multiplication, Interview Scheduling, Cats and Dogs, Tandem, Chef and Triangles, Optimize The Slow Code, Coupon System, Proprietary Probabilistic Problem, Quadratic Functions, A Tale of Three Squares, Magic Board, Crypto Trading, A Few Laughing Men, Coder Life Matters, Chef and Gcd Queries, Function Function, A Game of Robots, Largest Increasing Subsequence, Roll the Bar, Families of Chefland, The Tricky Deal, Chef Challenge, XOR N-bonacci Sequence, Random Game, Snake and Apple Tree, Binomial Fever, Balancing Network Revisited, Coronavirus, Painter Problem, Swapping to Palindrome, Monsters Battle, Secret Mission, Mysterious Ratio, Chef and Secret Recipe, Absolute Min Max, Ladki ka chakkar Babu Bhaiya, Per Capita Income, Banned Quotient, Drawing, Mex Subsequence, Prefix And, D - Pilgrims Destination, Merged LIS, Mathology, Differentiation, Prefix Suffix And Or, Adjacent Xors, Split N, Copy and Paste, Different Medians

December Challenge 2016: 

Our Base is Under Attack

February Challenge 2018: 

Chef And His Characters, Chef And The Patents, Points Inside A Polygon, Car-pal Tunnel, Permutation and Palindrome

Overnite Coding: 

Boruto and Sarada

March Challenge 2018 DIV 2: 

Pishty and Triangles, Chef and Easy Problem, Chef and Gcd Queries, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas

July Cook-Off 2018 Division 1: 

OR Matrix

April Challenge 2018 Division 1: 

Chef and Array (Challenge), Vaibhav and Ministers, Highway Crossing, Chef and Same Old Recurrence, Count Good Prefixes

July Challenge 2018 Division 1: 

Pizza Delivery, Reach Equilibrium, No Minimum No Maximum, Gears

August Challenge 2018 Division 1: 

Modular GCD, Lonely Cycles

December Challenge 2018 Division 1: 

Colorblind Feast

November Challenge 2018 Division 1: 

Appy Loves One, Good Median

Insomnia 2018 (Rated): 

Split Sums, Strange Swaps

March Challenge 2019 Division 2: 

Chef and Soccer, Chef got Recipes, Cheating on Queue, Chef and Number Game, Yet Again a Subarray Problem, Chef and a Beautiful Digit

April Challenge 2019 Division 1: 

Offer for Chef, Kira Loves Palindromes, Mininum XOR over Tree, Playing with Numbers, Subtree Removal

April Cook-Off 2019 Division 1: 

Doubly Increasing Path, Pied Piper vs Hooli

August Challenge 2019 Division 1: 

Guddu and his Mother, Encoding, Dilemma

September Challenge 2019 Division 1: 

Biladerim Icin, Fuzzy Linear Combinations, Expected GCD, Doofish Set, Power Sum, Chef Designed a Network

October Challenge 2019 Division 1: 

Bacterial Reproduction

January Challenge 2020 Division 1: 

Chef and Dynamo

February Challenge 2020 Division 1: 

Chef and Railway Stations, Expected Change, No Change Required, Chef and Gordon Ramsay 2, Long Contest and Cook Off Overlaps

April Challenge 2020 Division 1: 

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Factor Tree

March Cook-Off 2020 Division 1 : 

Mysterious Sequence, Maximize Letter Beauty, Random Chocolates, Escape the Tree

March Lunchtime 2020 Division 1 (Unrated): 

Maximize LCM, Strip in a Tree!

June Challenge 2020 Division 1: 

The Tom and Jerry Game!, Operations on a Tuple, The Delicious Cake, Convenient Airports, Danya and Different Values

July Cook-Off 2020 Division 1: 

What Is This, a Crossover Episode, The In-XOR-able Task, Even-tual Reduction, OR-thodox Distinction, Path-etic Products

July Lunchtime 2020 Division 1: 

Binary Concatenation

CodeJunk: 

Zaikia and sticks, The king of snakes

February Challenge 2021 Division 1: 

Team Name, Another Tree with Number Theory, Prime Game, XOR Sums

March Challenge 2021 Division 1: 

Dense Graph, Consecutive Adding, Paparazzi Gennady, Substring Probability, Space Arrays, Locked Safe, Random Walk Queries, Maximum Topological Sort

April Cook-Off 2021 Division 1: 

Tree Distances, OR of ANDs, Valet Parking

March Lunchtime 2022 Division 1: 

Winter, Adjacency Love, Separate Them All

July Lunchtime 2022 Division 1 (Rated): 

Binary String Happiness, Largest Family

Starters 50 Division 1 (Unrated): 

Air Blimp, Sum Product Segments, Average Permutation

Starters 53 Division 1 (Unrated): 

Black&White Ring Game, Make It One, Make A and B equal, Queen Blocks

September Long 2022 Division 1 (Unrated): 

Alone Alice!

Problems Authored (4)

Problems Tested (0)

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Editorials Contributed (1)