Osman Chowdhury
- 4★kimbbakar
- Too much lazy
- Bangladesh
- "Whenever you start to believe yourself,people also start to believe in you"
- Student
- North South University Dhaka, Bangladesh
- List of teams by Osman Chowdhury
- No Active Plan. View Details
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Ratings System Update
(2019-01-14 15:00:02)Ratings System Update
(2022-12-20 00:00:00)CodeChef Rating Distribution
Submissions
Practice Problems (14):
Practice:
Little Elephant and T-Shirts, Ups and Downs, Shift The String, Cleaning Tables, Fun with Rotation, Chef and Strange Formula, Matrix Again, One Dimensional Kingdoms, Devu and Manhattan Distance, Chef and Rectangle Array, Queries on a Binary Tree, Coloring A Tree, Cooking Game, Best Cake Ever
Contests (196):
October Challenge 2014:
Remy paints the fence, Chef and Ground, Magical Girl and Colored Liquid Potions
November Challenge 2014:
Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome
February Challenge 2015:
Chef and Chain, Chef and Strings, Let us play with rank list, Chef and Equality
May Challenge 2015:
Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe
July Challenge 2015:
Addition and Multiplication, Bread, MasterChef, Na2a and lucky stone, Chef and Cube
April Challenge 2016:
Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring
June Challenge 2016:
Chef And The Hiring Event, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Chef and cities, Devu and an Array
July Challenge 2016:
Andrash and Stipendium, Chef and Tetris, Chef and Robots Competition, Chefland and Electricity
September Challenge 2016:
Chef and Friends, Dividing Machine, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation
October Cook-Off 2016:
Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, ChefWatson uses Social Network
February Challenge 2017:
Eugene and big number, Interval Game, Chef and Triangles, Chef and His Apartment Dues, Most Frequent Element, Gerrymander
March Challenge 2017:
Cooking Schedule, Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix
April Challenge 2017:
Chef and Digits, Chef and Divisor Tree, Stable market, Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes
May Challenge 2017:
Chef and Sub Array , Long Sandwich , Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences
June Challenge 2017:
Chef and Prime Queries, A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets
July Challenge 2017:
Chef and Sign Sequences, Pishty and tree, Whats in the Name, Calculator , IPC Trainers
September Challenge 2017:
Sereja and Commands, Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums
December Challenge 2017:
Chef and Universe, Total Diamonds, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Chef and Hamming Distance of arrays
January Challenge 2018:
K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
February Challenge 2018:
Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome
March Challenge 2018 DIV 2:
Pishty and Triangles, Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas
January Challenge 2019 Division 2:
Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes
Learning Paths (0):
None
Practice Paths (1):
Contributions
Problems Authored (0)
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Problems Tested (0)
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Editorials Contributed (0)
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