Huang I-Wen
- 7★dreamoon4
- Taiwan
- Professional
- AACP SCHOOL
- List of teams by Huang I-Wen
- https://discuss.codechef.com/u/dreamoon4
- No Active Plan. View Details
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(2022-05-15 23:00:00)Ratings System Update
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Submissions
Practice Problems (17):
Practice:
Alok-nath and His Sanskars, Course Selection, How to Write a Message, Adding Up Sequences of Towers, Short in Average, Binary Tree, Black Nodes in Subgraphs, Company Club Membership, Chef and Math Test, Correct Bracket Sequence, So Straight, Hamel Paths, Chef in Evil Land, Dense Graph, Low Budget Sanitization, Beautiful Subsequence, Guess the row
Contests (602):
March Cook-Off 2014:
Game of Divisors, ABC-Strings, XOR Minimization, 3-Palindromes, Dividing Stamps
September Cook-Off 2014, ACM-ICPC Warm up:
Sherlock and the Grid, Subarray GCD, Subarray LCM, World War 2, Updating Edges on Trees
March Challenge 2014:
Sereja and Sorting 2, Team Split, Binary Tournament, Walk, Maximum number, GCD condition, The Street , Little Chef and Numbers, Mike and Stamps, A Story with Strings, Chef and Graph Queries
April Challenge 2014:
Final Battle of Chef, Sereja and Permutation, Counting Matrices, Farmer Feb, Cards, bags and coins, Chef and Digits, Divide the Tangerine, Chef and Tree Game, Shortest Path in Binary Trees
May Challenge 2014:
Little Elephant and Balloons, Sereja and Game, Compilers and parsers, Dynamic Trees and Queries, Chef-jumping, Fun with AGp, Sereja and Subsegment Increasings, Chef and Strange Matrix, The Malaysian Flight Search, Stone
June Challenge 2014:
Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Two Companies, 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
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
October Challenge 2014:
Remy paints the fence, Sereja and two strings, Chef and Ground, Chef and Square, Children Trips, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
November Challenge 2014:
Chef and Segment Game, Chef and Words, Fombinatorial, Sereja and Order, Sereja and Permutations, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, Chef and Churu, The Spelling Problem
December Challenge 2014:
Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, XOR with Subset, Course Selection, Chef and Apple Trees, Sereja and GCD, Good galaxy
September Lunchtime 2014:
Chef and easy problem, Chef and easy problem 2, Chef and medium problem , Chef and medium problem 2
November Lunchtime 2014:
A wolf, a sheep and cabbage, Deja Vu, Yet another substring problem, Dividing the Students
Code Avengers 2014, ABESEC Ghaziabad. :
Lock Unlock, Chef and Power of 2, Treasure hunt , Easy Palindrome
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, Chef and Equality
March Challenge 2015:
Count Substrings, Chef and Notebooks, Chef and Problems, Sereja and Random Array, Devu and his Class, Sign Wave, Matrix, Counting on a Tree
April Challenge 2015:
Count Sequences, Chef and Array, Chef and Interview, Broken Telephone, Inversion sorting, 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:
Sereja and Matrix Division, Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Another Fibonacci, Anticommutative implication, Chef and String, Chefbook, Connect Points
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, Easy exam
August Challenge 2015:
Way Out, Gravity Guy, Devu And Churu , Cooking Machine, Aditi and Magic Trick, Chef and insomnia, Chef and Path
September Challenge 2015:
Filling the maze, 3D Queries, Chain of Doughnuts, Nikitosh and xor, Count Steps in Matrix, Terrible vectors, Bank robbery, Lighthouses, Cracking the Code, Chef and Chetris
October Challenge 2015:
Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Cyclic shifts in permutation, Rupsa and Equilateral Triangle, LCM equation
December Challenge 2015:
Sereja and Dividing, Chef and cinema, Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Misha and Permutation, 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
June Cook-Off 2015:
Ankit, Srijan and a game of stone piles, Bored of Nim, VS and his marking scheme, Longest non regular parentheses sub-sequence, Strange operations
July Cook-Off 2015:
Cops and the Thief Devu, Maximize Disjoint Pair Sum, Path containing K Nodes, Adding Special Sum
August Cook-Off 2015:
Chef and the Cards, Chef and the XORed Number , Chef and the Number Sequence, Chef and the Wildcard Matching
September Mega Cook-Off 2015:
Reign 2, Counting Subgraphs, Forgotten Language, Super Numbers, Stacks
February Challenge 2016:
Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Rectangles of Love, Chef-Detective, Matrix Maximum Sum, Call Center Schedule
March Challenge 2016:
Sereja and Two Strings 2, Palindromic substrings, Floor Distribution, maximize the sum, Parity tree, Chef And Special Dishes
April Challenge 2016:
Amazing Experiment, Mario and Luigi, Help Watson Escape, Fibonacci Queries, Chef and Big Matrix, Chef and Ballons, Devu and good strings, Chef And Magical Path, Chef And Coloring, Game of snakes on a grid
May Challenge 2016:
Sereja and GCD 2, Easy Queries, Chef and math, Chef and Balls, 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
July Challenge 2016:
Andrash and Stipendium, Chef and Segments, Chef and Tetris, Chef and special numbers, Evaluate the polynomial, Chef and Robots Competition, Chefland and Electricity, Chef and Polyhedron, Defend the Recipe, Scheduling jobs on a cluster
August Challenge 2016:
Chef and His Garden, Fighting Ebola, Chef and Circle Run, Chef and Chocolate, Chef and Round Run, Funny gnomes, Maximum Grid, Chef and Guard Towers, A Good Problem
October Challenge 2016:
Sereja and Stones, Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs, Chef and Two String, Bear and Shuffled Points
November Challenge 2016:
Count Permutations, Friends Meeting, Urban Development, Gift and Chef, Chef and squares, Task for Alexey
July Cook-Off 2016:
Chef and Proportion, Chef and Numbers, Chef and Land, Chef and Array, Chef and Sort
September Cook-Off 2016:
Lazy Jem, The Lost Arithmetic Sequences, Counting Strings, Shortest path queries, Find The Point
October Cook-Off 2016:
Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, Sherlock Counts Ways, ChefWatson uses Social Network
November Cook-Off 2016:
Sebi and the equation 2, Sebi and the cube, Sebi and the black money, Sebi and the corrupt goverment
July Lunchtime 2016:
Will and Closed Set, Drumpf for President!, Lumpy - The Bus Driver, So Close Yet So Far
January Cook-Off 2017:
Digit Longest Increasing Subsequences, Matrix Transformation, Digit Longest Increasing Subsequences 2
June Challenge 2017:
Chef and Prime Queries, A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets
August Long Challenge 2017:
Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Hill Jumping, Palindromic Game, Mathison and the Data Warehouse (Challenge), Greedy Candidates, Strings and Graphs, Flower Pots
September Challenge 2017:
Sereja and Commands, Sereja and Functions (Challenge), Chef and Pick Digit, Minimum Good Permutation, Sum of Cubes, Querying on a Grid, Weasel does Xor on Tree, Weasel finds Staircase, Fill The Matrix, Little Chef and Sums
July Cook-Off 2017:
Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples, Chang and Beautiful Sequences, Bipartite Graph from Trees
October Cook-Off 2017:
Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries, Chef and Dancing Steps, Chef and Math Test
September Lunchtime 2017:
Chef and Dice, Chef and Cook-Off Contests, Chef and Programming Contest by His Friend
March Cook-off 2018 Division 1:
Maximum Tree Path, Chef Goes to the Cinema, Chef Restores an Array, Chef Chooses a Subset, Chef Restores a Matrix
December Challenge 2018 Division 1:
Directing Edges, Edge Addition, Chef and Interactive XOR, Chef and Interactive Contests
October Challenge 2018 Division 1:
Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard, Coprime Components
Insomnia 2018 (Rated):
Correct Bracket Sequence, So Straight, Count Nodes, Split Sums, A Game of Game, DP Made Easy, Strange Swaps, Function Function
January Challenge 2019 Division 1:
Yet Another Problem About Sequences, Different Neighbours, Partition the Graph, Distinct Pairs, Party, A Pizza Slice
Plinth-Enigma'19 LNMIIT Techfest - (Rated for all):
XOR! Wait for it, Return of the Gargoyle King, Ross goes for Shopping, Summation over nCr
February Challenge 2019 Division 1:
Manhattan Rectangle, Chef and Secret Ingredients, Xor Decomposition, Art of Balance
April Challenge 2019 Division 1:
Offer for Chef, Kira Loves Palindromes, Playing with Numbers, Subtree Removal
April Lunchtime 2019 Division 1:
Dream Problem, Firdavs and Planet F, Minimum Sum, Chef Rami and Inventions
October Challenge 2019 Division 2:
Even Edges, Missing Number, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices
December Challenge 2019 Division 2:
Chefina and Ranges, Plus Multiply, Binary XOR, Easy Subsequence Selection, Sticky Notes, That Is My Score!, Addition
January Challenge 2020 Division 1:
Chef and Dynamo, Doraemon, Doofish Matrix, Chefina and Prefix Suffix Sums, English, Chefland Army
February Cook-Off 2020 Division 1:
Must Be Divisible, Maximum Subsequence Sum, XOR Game, Sweetest Candy , Chef and Pepperoni Pizza Again
July Lunchtime 2020 Division 1:
Profitable Paths 2, Golomb Sequence, Binary Concatenation , Pairs of Pairs
June Lunchtime 2020 Division 2:
Maximum AND, Chef and Demonetisation, Increasing Decreasing, Gold Mining, Square Submatrices
April Cook-Off 2021 Division 1:
Array and Operations, Tree Distances, OR of ANDs, Valet Parking, Deletion Sort
September Cook-Off 2021 Division 1:
Chess Kings Chasing Game, Chef and Pairwise Distances, Half Sequence, Fake Swaps
SnackDown 2021 - Online Qualifiers:
Prefix as a Substring 2, Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference
SnackDown 2021 - Online Round 1A:
Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
SnackDown 2021 - Online Pre-Elimination:
Non-Decreasing Subsequence of size K, Good ranking, Product Pain, Guests like slippers, Mega mu - 1
SnackDown 2021 - Online Elimination Round (Rated for all):
One Change Subsequences, Random Convex Hull, Graduate Work Matters, Sorting Segments
February Lunchtime 2022 Division 1:
Permutation Xor, Chef Cooks Permutation, Visit Them All, Magical Modulo, Magnet Sort
May Cook-Off 2022 Division 1 (Rated):
Max Min Circle Difference, Different Subarrays Rearrange, Triple Inversions
Learning Paths (0):
None
Practice Paths (3):
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