![user profile](https://cdn.codechef.com/sites/default/files/uploads/pictures/d095003d0b0800a639d9050ceb98f7cc.png)
Rishav Kumar
- 5★rishav_iitkgp
India
- Student
- Indian Institute of Technology Kharagpur West Bengal, India
- No Active Plan. View Details
Activity Heat Map
Rating Graph
Ratings System Update
(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
March Challenge 2020 Division 2
XOR Engine, Ada Bishop 2, Pintu and Fruits
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
January Cook-Off 2020 Division 2
Chef Chick, Exam Cheating
February Cook-Off 2020 Division 2
XOR Game, Penalty Shoot-Out II, Tax Slabs
March Cook-Off 2020 Division 2
Box of Chocolates, Find Your Gift
January Lunchtime 2020 Division 2
Bob and His Friends, Chef and Street Food
February Lunchtime 2020 Division 2
At the Gates, Not All Flavours
March Lunchtime 2020 Division 2 (Unrated)
Chef Swaps Digits, Good Prefix
April Lunchtime 2020 Division 2
Chef in Fantasy League, Positive Mex, Another Birthday Present!
International Coding Marathon (Rated for all)
Lavanya Loves DFA, Mr Pr in a Dilemma
UWCOI 2020 (Rated for all)
Button Pairs, Find maximum in an Array
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
September Challenge 2020 Division 1
Chefina and Swap, Ada Matrix, Find XOR, Chef and Trump Cards
November Challenge 2020 Division 1
Restore Sequence, Magical Candy Store
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
November Lunchtime 2020 Division 1
Gasoline
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian