Yuehang Chen
- 5★kennethsnow
- United States
- Professional
- Microsoft
- No Active Plan. View Details
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(2024-04-10 22:00:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0):
None
Practice Paths (0):
None
Contests (69):
Android Hack Camp 2012:
Jinga-La-La, Basic Divison, The D Problem, The Lazy Bones, The Parallel Art, Family Tree, The Mad Calulation, Pin Latin, Voting, Decoder, Simple problem
May Challenge 2012:
Killing Gs, Jewels and Stones, Lucky lucky number, Divisible Pairs, Remember the recipe, A Home for Chef
June Challenge 2012:
Little Elephant and Product, Little Elephant and Candies, Doom Bakes Cakes, Arranging Cup-cakes
July Challenge 2012:
Favourite Numbers, Chef's Dream, My Fair Coins, The Gray-Similar Code, Little Elephant and Bubble Sort, Gift Rift, Restaurant Rating
December Challenge 2012:
Sereja and Data Structures , Granama Recipes, Arigeom Beats, Book Exercises, Magic Rankings, The Uncountable Ways, Pizza Delivery, WordNinjas
January Challenge 2013:
Little Elephant and Alcohol, The Minimum Number Of Moves, End Of The World, Chef of the Year, Three Different Numbers
February 2013 Challenge:
Little Elephant and Cards, Buy1-Get1, Magic Board, Triangular Queries, Climbing Stairs, Word Play, Efficient Painting
March Challenge 2013:
Random decreasing function, Tourist Translations, Approximately, Fire Escape Routes, Minesweeper
April Challenge 2013:
Little Elephant and Music, Barcelona Gameplay Tactics, ChefGame, Kingdom Unity, Fault Tolerance, Maximum Weight Difference, Levy Conjecture
April Cook-Off 2013:
Andrew and the Meatballs, Andrew and the Strings, Andrew and the Meatballs again
May Challenge 2013:
Matchsticks, Witua and Math, Juno Puzzle for May, Name Reduction, Your Name is Mine, Field Trip
June Challenge 2013:
Collecting Magical Berries, Just Some Permutations 3, Dessert Wizard, Predictopus, Lapindromes
July Challenge 2013:
Mountain Holidays, Galactik Football, The Probability Of Winning, Chef and Walking on the rectangle , Count K-Primes, Circle of death
August Challenge 2013:
Little Elephant and Lemonade, Music & Lyrics, Hello Hello, Save The Princess, The Number Of Solutions, Chef and Segments, Sereja and Ballons, Deleting numbers, Prime Distance On Tree, Splitting Candies
September Challenge 2013:
Little Elephant and Exams, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1, CAO Stage-2
October Lunchtime 2013:
Girl Friend and String Gift, Combinatorial Numbers, Exponential Game, Chefs in Queue
Alkhwarism 2013 :
Divide And Rule, Help Ragetti, Valley of Death, Rescue Jack Sparrow, Flying Dutchman, Jail Break, Dead Mans Chest, Jack And Rum
November Challenge 2013:
Chef Game, Superpowers of 2, Yet Another Cute Girl, Sereja and Vectors, Uncle Johny, Square Digit Squares, Missing some chairs
December Challenge 2013:
Lucy and the Flowers, Art in Digital Age, Cube Cakes, Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries, Query on a tree VI
January Challenge 2014:
Magic Trick, Sereja and Graph, Meteor, Bon Appetit, Please like me, Chef and Feedback
September Cook-Off 2014, ACM-ICPC Warm up:
Sherlock and the Grid, Subarray GCD, Subarray LCM, World War 2, Updating Edges on Trees
February Challenge 2014:
Little Elephant and Movies, Make Him Happy, Chef and Favourite Sequence, Longest Common Pattern, Little Elephant and Subarrays, Colored Array
March Challenge 2014:
Sereja and Sorting 2, Team Split, Binary Tournament, Walk, Maximum number, GCD condition, Little Chef and Numbers, Mike and Stamps, A Story with Strings
April Challenge 2014:
Counting Matrices, Farmer Feb, Cards, bags and coins, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees
May Challenge 2014:
Little Elephant and Balloons, Sereja and Game, Compilers and parsers, Chef-jumping, Chef and Strange Matrix, Stone
June Challenge 2014:
Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Guessing Game, Forgot Password
July Challenge 2014:
Little Elephant and Painting, Garden Game, Chef and Frogs, Sereja and Equality, Chef and Rectangle Genome, Count Substrings, Reach The Point, Dish Owner, Lucky Game, Game of Numbers
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:
Factorisation, 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
October Challenge 2014:
Remy paints the fence, Chef and Ground, Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
November Challenge 2014:
Chef and Segment Game, Chef and Words, Fombinatorial, Sereja and Permutations, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, Chef and Churu
January Challenge 2015:
Queries on the String, Sereja and Number Division 2, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Ranka, Gcd Queries
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
March Challenge 2015:
Count Substrings, Chef and Notebooks, Chef and Problems, Devu and his Class, Sign Wave, Matrix
April Challenge 2015:
Count Sequences, Chef and Array, Chef and Interview, Broken Telephone, Inversion sorting, Division of Lands, Chef and Piano Scales, Devus and their voting system
May Challenge 2015:
Devu and his three Hands, Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Balanced Strings, Chef and Cake, Special Economic Zone
June Challenge 2015:
Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Chef and String
July Challenge 2015:
Addition and Multiplication, Maximum Difference Walk, Sereja and Game 2, Bread, MasterChef, Na2a and lucky stone, Chef and Cube, Rohith and Circles
August Challenge 2015:
Way Out, Gravity Guy, Devu And Churu , Cooking Machine, Aditi and Magic Trick, Chef and insomnia
September Challenge 2015:
Chain of Doughnuts, Nikitosh and xor, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code
October Challenge 2015:
Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Cyclic shifts in permutation, Rupsa and Equilateral Triangle, Misha and Gym, LCM equation, Jump mission, Efficient Delivery
November Challenge 2015:
Ingredients, Receipt Recovery, Chef and collection of stamps, Eugene and function, Simple Sum, Chef and cakes, Period on tree
December Challenge 2015:
Chef and cinema, Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters, Chef and Girls
May Cook-Off 2015:
Devu, his friends and birthday gifts, Devu and friendship testing, Devu and decorating birthday cake, Devu and most energetic minion
Dementia 2015:
Snow Leopard and sum of primes, Bank and vulnerable passwords, Snow Leopard and his funny list of videos, Clarke and Australian Cricket Team
January Long Challenge 2016:
Sereja and Salesman, Chef and Inflation, Rupsa and the Game, Churu and Balls, Chef and Making Triples, Asteroids, Cyclist Race, Dai Ma Chu Shi, Chef and Time Machine, Devu and Perfume
February Challenge 2016:
Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Rectangles of Love, Chef-Detective
May Challenge 2016:
Sereja and GCD 2, Chef and math, Forest Gathering, Chef and Amazingness of Numbers, Chef and Big Soccer, Laddu
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, Chef and cities, Devu and an Array
August Challenge 2016:
Chef and His Garden, Chef and Circle Run, Chef and Chocolate, Chef and Round Run, Funny gnomes, Maximum Grid
September Challenge 2016:
Chef and Friends, Dividing Machine, Chef and Matrix Division, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation
November Challenge 2016:
Count Permutations, Friends Meeting, Urban Development, Gift and Chef, Chef and squares, Task for Alexey
March Challenge 2017:
Cooking Schedule, Completing favorite game, Xenny and Alternating Tasks, Pishty and birthday, Bear and Extra Number, Bandwidth of a matrix
May Challenge 2017:
Chef and Sub Array , Long Sandwich , Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences
January Challenge 2018:
K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
February Challenge 2018:
Broken Clock, Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome
February Challenge 2019 Division 2:
Manhattan Rectangle, Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef
SnackDown 2021 - Online Qualifiers:
Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference
Practice Problems (65):
Practice:
ATM, Paying up, Life, the Universe, and Everything, Primes in the GCD table, Fit to Play, Daily Train, Double Strings, Stacking Pancakes, Andrew and the Birthday, Little Elephant and Mouses, Top Batsmen, Resistance, Block Game, Ciel and Receipt, Ciel and Tomya, Dividing Products, Minimum Distance, Snape and Ladder, Lack of Logic, Row and Column Operations, End Of The World 2, Hotel Balifornia 2, Andrew and the Balls, W String, Subtraction Game 1, Subtraction Game 2, Chopsticks, Compressed String, Counting The Important Pairs, A Plus B Again!, Attic Crossing, Lyra and the Alethiometer, Counting D-sets, Sereja and Vectors, ForbiddenSum, Am I a Fibonacci Number, Lowest Sum, Number of Paths, Rank of the Number, Query on a tree VI, Chef Goes Through Segments, Chef and Girlfriend, Gurup and his Sweet Heart, Lalith Dosa, A Story with Strings, XOR Minimization, Copy-Paste, The Army, Walk on the Axis, Mahesh and his lost array, Sereja and Random Array, Mutated Minions, Planting Trees, Pizza or Broccoli , C - Recover Array, October Marathon, Double Rent, Binary Substring, XOR And Multiply, Moody Chef, MEXimize the Array, Disjoint Non-Decreasing Array, Counting Problem, Reach 5 Star, ConstructXor