Andrey Efremov
- 6★andrey_efremov
- Russia
- Student
- Saint Petersburg State University
- List of teams by Andrey Efremov
- No Active Plan. View Details
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Ratings System Update
(2021-05-31 23:00:00)Ratings System Update
(2022-12-20 00:00:00)Junior Rating Graph
Ratings System Update
(2021-05-31 23:00:00)Ratings System Update
(2022-12-20 00:00:00)CodeChef Rating Distribution
Submissions
Practice Problems (2):
Contests (145):
October Mega Cook-Off 2018 Division 2:
Binary Nim 2, Power Tree, Ada and the Staircase, Pumping Water, Ada Bishop
December Challenge 2018 Division 1:
(Challenge) Delete DAG, Colorblind Feast, Max and Electrical Panel, Directing Edges, Edge Addition, Chef and Interactive XOR
August Lunchtime 2018 Division 2:
Chef and Problem Setting, Chef and Eid, Mix Mix Game, X and Two Groups, GukiZ Has More Candies
December Lunchtime 2018 Division 1:
Choosing from Buckets, Drawing Lines, Maximize the NOSS, Find Best Path, Age Calculator
February Challenge 2019 Division 1:
Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, Xor Decomposition, Yet Another Tree Problem, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Maximize the Tax
March Challenge 2019 Division 1:
Chef and Soccer, Cheating on Queue, Treasure Hunt, Yet Again a Subarray Problem, Matchable Permutations, (Challenge) Interleaving Strings
March Lunchtime 2019 Division 1:
Corrupted Seven-Segment Display, Tree Flow, Travelling Saleschef, Partition into Permutations
April Challenge 2019 Division 1:
Offer for Chef, Kira Loves Palindromes, Playing with Numbers, Subtree Removal
June Cook-Off 2019 Division 1:
Zawad and Index Sum, Nice Subsets, The Secret Recipe, Ants and Anteaters, Drink Slush
June Lunchtime 2019 Division 1:
Fuzzy Conversions, The Grux Permutation , Gii and His Club, Igzi and Burly Array, Ivan Pesic and His World Tour
July Cook-Off 2019 Division 1:
Birthday Gift Again, War in Treeland Again, Minimum and Maximum, Expected Product
August Challenge 2019 Division 1:
Guddu and his Mother, Encoding, Dilemma, Maximize an Expression, Chef and Gordon Ramsay
September Challenge 2019 Division 1:
Biladerim Icin, Fuzzy Linear Combinations, Expected GCD, Doofish Set, Dodgers, Power Sum, Chef Designed a Network, (Challenge) Sebi and CPU Design
October Challenge 2019 Division 1:
Even Edges, Bacterial Reproduction, Chef and Maximum Star Value, Array Modification
November Challenge 2019 Division 1:
Physical Exercise, Smallest Beautiful Number, From Zero to Infinity, Single Point of Failure
December Challenge 2019 Division 1:
Chefina and Ranges, Binary XOR, Scoring Pairs, Sticky Notes, Addition
April Challenge 2020 Division 1:
Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise
February Cook-Off 2020 Division 1:
Must Be Divisible, Maximum Subsequence Sum, XOR Game, Sweetest Candy , Chef and Pepperoni Pizza Again
August Challenge 2020 Division 1:
Subsequence Frequency Counting, Smallest KMP, Chef and Wedding Arrangements
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Contributions
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