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hehao
- 5★hehaodele
China
- Student
- Peking University
- No Active Plan. View Details
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Ratings System Update
(2020-10-19 00:00:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Practice Paths (0)
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Contests (25)
April Challenge 2013
Barcelona Gameplay Tactics, Maximum Weight Difference
July Challenge 2013
Chef and Walking on the rectangle , Count K-Primes, Circle of death
February Challenge 2014
Little Elephant and Movies, Draughts, Make It Zero, Make Him Happy, Chef and Favourite Sequence, Graph Challenge, Count on a Treap, Longest Common Pattern, Little Elephant and Subarrays, Colored Array, Make It Zero 2
March Challenge 2014
Team Split, Binary Tournament, Walk, Maximum number, GCD condition, Little Chef and Numbers, Mike and Stamps
April Challenge 2014
Counting Matrices, Farmer Feb, Cards, bags and coins, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees
August Challenge 2014
Mountain Holidays 2, Little Elephant and T-Shirts, Chef and Reversing, The Leaking Robot, Earthquake, Cleaning Tables, Chef and Gift
September Challenge 2014
Sereja and Bubble Sort, Chef and Rainbow Array - 2, Chef and Swaps, Chef and Left-Right, Chef and sequence, Rectangle Query, Fun with Rotation, Flooring
November Challenge 2014
Chef and Words, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome
January Lunchtime 2014
Chef and Shop, Chef and String, Chef and Numbers, Chef and Way
June Lunchtime 2014
Substring Query, Coprime Triples, The Smallest Pair, Dynamic Inversion
July Lunchtime 2014
And Operation, Shift The String
February Challenge 2015
Chef and Chain, Time to Study Graphs with Chef, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Xor Matrix, Chef and Equality
December Challenge 2016
Train Partner, Kirito in labyrinth
April Challenge 2019 Division 1
Offer for Chef, Kira Loves Palindromes, Mininum XOR over Tree, Playing with Numbers, Subtree Removal, Edgy, Moving Rectangles (Challenge)
May Challenge 2020 Division 1
Buying a New String, Triple Sort, Binary Land, Sorting Vases, Not a Real World Problem, Chef and Bitwise Product, (Challenge) Nanobots
May Cook-Off 2020 Division 1
Chef, Chefina and Their Friendship, Chefina on a Trip, Roads in Chefland
April Lunchtime 2020 Division 1
Xor Jar Muluk Tar, Positive Mex
May Lunchtime 2020 Division 1
Convert the String, Tree difference
June Challenge 2020 Division 1
The Tom and Jerry Game!, Operations on a Tuple, The Delicious Cake, Convenient Airports, Guessing Game, Perfect Partitions, Covid Sampling (Challenge), Danya and Different Values
July Cook-Off 2020 Division 1
What Is This, a Crossover Episode, Even-tual Reduction, OR-thodox Distinction, Path-etic Products
August Cook-Off 2020 Division 1
Red-blue Trees, Polygon Relationship
August Lunchtime 2020 Division 1
Game on a Strip, Quest for Dragon Balls, Counting Graphs, Alien Invasion
RECode 12.0 (Rated for all)
Chef and String, Chef and Walk, Chef and Rotation, Chef and Numbers
October Cook-Off 2020 Division 1
Path-etic Sums, The In-XOR-able Task, Yet Another Crossover Episode