Ravi Kumar
- 3★ravikumar0883
- India
- Professional
- Coal India Limited as a Assistant Manager (System)
- No Active Plan. View Details
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Ratings System Update
(2021-05-17 15:00:04)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Practice Paths (0)
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Contests (55)
October Cook-Off 2014
Walk on the Axis
February Challenge 2015
Chef and Chain, Let us play with rank list, Chef and Equality
March Challenge 2015
Chef and Notebooks
May Challenge 2015
Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe
June Challenge 2015
Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons
July Challenge 2015
Bread, Na2a and lucky stone, Chef and Cube
August Challenge 2015
Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick
September Challenge 2015
Chain of Doughnuts, Count Steps in Matrix
November Challenge 2015
Eugene and function, Chef and cakes
December Challenge 2015
Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence
February Cook-Off 2015
Fit Squares in Triangle
May Cook-Off 2015
Devu and friendship testing
June Cook-Off 2015
Strange operations
July Cook-Off 2015
Cops and the Thief Devu, Maximize Disjoint Pair Sum
August Cook-Off 2015
Chef and the Wildcard Matching
December Cook-Off 2015
Chef and Subarrays
February Lunchtime 2015
Lucky Four
May Lunchtime 2015
Devu and Grapes
June Lunchtime 2015
Chef and Two Strings
July Lunchtime 2015
Greedy puppy, Puppy and game
August Lunchtime 2015
Minimum Maximum
September Lunchtime 2015
Sum of palindromic numbers
October Lunchtime 2015
emitL
November Lunchtime 2015
Query over Matrix
January Long Challenge 2016
Devu and Perfume
March Challenge 2016
Palindromic substrings, maximize the sum, Chef And Special Dishes
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 Rectangle Array, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Devu and an Array
July Challenge 2016
Andrash and Stipendium, Chef and Tetris, Chefland and Electricity
August Challenge 2016
Chef and Circle Run, Chef and Chocolate, Chef and Round Run
September Challenge 2016
Chef and digits of a number, Faded Palindromes, Chef and calculation
April Cook-Off 2016
Movie Weekend
June Cook-Off 2016
Sticks
June Lunchtime 2016
Collisions, One more weird game
August Long Challenge 2017
Chef and Rainbow Array, Chef and Mover, Palindromic Game, Greedy Candidates
September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums
October Challenge 2017
Max Mex, A Balanced Contest
November Challenge 2017
Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes
March Challenge 2018 DIV 2
Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting
April Challenge 2018 Division 2
Count Good Prefixes, Average of Pairs, Workers
May Challenge 2018 Division 2
Minimum Deletions, Xor Again
August Challenge 2018 Division 2
Sheokand and Number, Spell Bob
December Challenge 2020 Division 2
Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
January Challenge 2021 Division 3
Watching CPL, Fair Elections, Chef and Division 3, Point Of Impact, Encoded String
February Challenge 2021 Division 2
Frog Sort, Team Name, Prime Game, Maximise Function
March Challenge 2021 Division 2
Interesting XOR!
May Challenge 2021 Division 3 (Rated)
Xor Equality, Golf, Solubility