Rishav Kumar
- 5★rishav_iitkgp
- India
- Student
- Indian Institute of Technology Kharagpur West Bengal, India
- No Active Plan. View Details
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(2020-12-14 15:00:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0):
None
Practice Paths (0):
None
Contests (22):
February Challenge 2020 Division 2:
The Theatre Problem, No Change Required, Long Contest and Cook Off Overlaps, School of Geometry, Hard Cash
April Challenge 2020 Division 2:
Strange Number, Squared Subsequences, Ready Bitwise, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
May Challenge 2020 Division 1:
(Challenge) Nanobots, Isolation Centers, Chef and Bitwise Product, Sorting Vases, Triple Sort, Coronavirus Spread
June Challenge 2020 Division 1:
The Tom and Jerry Game!, Operations on a Tuple, Convenient Airports, Covid Sampling (Challenge)
July Challenge 2020 Division 1:
Chefina and Swaps, Doctor Chef, Missing a Point, Chef and Dragon Dens
August Challenge 2020 Division 1:
Insanely Hard School Exams, Subsequence Frequency Counting, Smallest KMP, Chef and Wedding Arrangements
December Challenge 2020 Division 1:
Hail XOR, Square Root of LCA Convolution, Calculus, String Operations, Positive Prefixes, Even Pair Sum
October Lunchtime 2020 Division 1:
Chef Likes Good Sequences, Chef Is Just Throwing Random Words, Cute Chef Gift
Practice Problems (137):
Practice:
Little Elephant and Permutations, Get AC in one go, Run Direction, Binary Nim, Best Cake Ever, Good Permutations, Summary Power, OR Matrix, Chef and GCD Game , Chef and Eid, Mix Mix Game, OneTwo, Make a Permutation, Distances, Rooks, The Nights Watch, Max Range Queries, Testing Robot, Pogo Stick Competition, Minimum Sum, Dummy Palindromic Strings, Grid Tour, CV, Chef and Dynamo, The Biggest Restaurant, Destroy Cells, Fitness Exercises , Doraemon, D-Or, Khaled in HIT, Box Game, Counting Inversions Revisited, Xor Segment, Signature, Chef Diet, Chef and Railway Stations, Planting Trees, Pizza or Broccoli , Washing Windows, Compress the List, Perfection, Breaking Bricks, Xor It, The Evil Professor, Stupid Machine, Check Algorithm, Guess the number, Chef and String, Chef and Walk, Chef and Rotation, Maximum Subsequence Sum, Range AND, Chefina and Sums, Chefu and Tiles, Lasers Everywhere, Under the Tunnels, Distinct Sums, Are These Equal, Is This JEE, Swapping to Palindrome, Secret Mission, Mysterious Sequence, Maximize Letter Beauty, Escape the Tree , Maximize LCM, Code Koroo Naaa, Matrix Decomposition, Lift Requests, Simple Operations, Chef and Gift Basket, Akansha and Chocolates, Maximum AND, Triangle Query, Chef and Numbers, Chef, Chefina and Their Friendship, Roads in Chefland, Absolute Min Max, Convert the String, Tree difference, Per Capita Income, Doof fires Brackets, Gold Mining, Square Submatrices, Even-tual Reduction, OR-thodox Distinction, Game on a Strip, Polygon Relationship, Alien Invasion , Maximise Subsequence Value, Bowling Strategy, Positive AND, Replace for X, Scalar Product Tree, Unusual Queries, Flip the String, Chef and IPC Certificates, Hiring Workers, Gasoline Introduction, Xor Compare, Self-Destructing Strings, Sed Passwords, Catch the Thief, Circle of Chaos, Carry All Fruits, Even Sequence, Three Letters, Minimum Attendance Requirement, One Zero Swaps, Prime Tuples, Maximise Islands, Consecutive Deletions, Dinner by Candlelight, Matrix XOR, Guess the Number, Racing, Uniform, The Last Problem, Tree Distances, OR of ANDs, Chocolate Monger, Permutation Swaps, From Rational to Binary, Double Burgers, False Number, Too Much Xor, Chef and Subarrays, Total Components, K-Subarrays, Binary String on Steroids, The Wave, Unpleasant Ones, Tic Tac Toe, Maximum Trio, Romantic Reversals, Prefix Permutation, Segmentation Fault, Red Blue Flowers