Contest | Problem |
---|---|
MARCH17 | SUMDIS |
TUPLES2 | |
SEPT17 | MINPERM |
SUMCUBE | |
QGRID | |
NOV17 | CHEFHPAL |
LTIME52 | CHEFDICE |
C00K0FF | |
CHEFPCHF | |
CHEFTRAF |
Hanlin Ren
- 7★r_64
- em tuoba
- China
- Student
- Tsinghua University
- List of teams by Hanlin Ren
- https://discuss.codechef.com/u/r_64
- No Active Plan. View Details
Activity Heat Map
NewRating Graph
Ratings System Update
(2017-08-18 15:00:00)Ratings System Update
(2022-12-20 00:00:00)Junior Rating Graph
Ratings System Update
(2016-08-15 15:00:00)Ratings System Update
(2022-12-20 00:00:00)CodeChef Rating Distribution
Submissions
Practice Problems (108):
Practice:
Small factorials, ATM, Life, the Universe, and Everything, Bickering Cooks, Attack of the Clones, Closest Points, Complex Spanning Tree, Misinterpretation 2, The Baking Business, Across the River, Killing Gs, Short II, Dynamic GCD, Card Shuffle, Simultaneous Nim, Find a special connected block, Substrings on a Tree, Similar Graphs, Expected Maximum Matching, Little Elephant and Boxes, Music & Lyrics, Maximum Sub-rectangle in Matrix, A Game of Thrones, Knight Moving, Annual Parade, A New Door, Different Trips, Many Left, Arithmetic Progressions, WordNinjas, Cucumber Boy and Cucumber Girl, Observing the Tree, Queries on tree again!, Fault Tolerance, Two k-Convex Polygons, Counting The Important Pairs, Prime Distance On Tree, Gangsters of Treeland, Counting D-sets, Fibonacci Number, Factorisation, Sereja and Vectors, Petya and Sequence, Query on a tree VI, Graph Challenge, Count on a Treap, The Street , Dynamic Trees and Queries, Chef and Graph Queries, Sereja and Subsegment Increasings, Sereja and Equality, Sereja and Arcs, Chef and Rectangle Genome, Two Companies, Game of Numbers, The Smallest Pair, Fibonacci Numbers on Tree, Rectangle Query, Divide or die, Children Trips, Sereja and Order, Sereja and Number Division 2, Chef and Churu, The Spelling Problem, Course Selection, Payton numbers, Xor Queries, Ranka, Random Number Generator, Devu and Locks, Counting on a Tree, A game on a graph, Little Party, Black-white Board Game, Chef and Balanced Strings, 3D Queries, Counting on a directed graph, Connect Points, Easy exam, Chef and Submatrix, Chef and Two Strings, Greedy puppy, Puppy and GCD, Puppy and game, Chef and Sets, Future of draughts, Puppy and cats, Decompose the Tree, Chef and Socks, Chef and Tic-Tac-Toe, Chef and Polygons, Simple Statistics, Chef and Tree, Felicity, IIIT and Everything, Subtract the input, He knew infinity, Ask Key World, Forgotten game, Capitals Of the Past, The Golden Bag, Partitions, Max Range Queries, Chef and Secret Password, The Most Amazing Dish, Chef in Evil Land, Buying New Tablet, Chef and Party, Chef and Maximum Star Value
Contests (125):
December Challenge 2015:
Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters
January Long Challenge 2016:
Sereja and Salesman, Chef and Inflation, Rupsa and the Game, Churu and Balls, Chef and Making Triples, Cyclist Race, 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, Matrix Maximum Sum, Sereja and Permutations, Call Center Schedule
March Challenge 2016:
Sereja and Two Strings 2, Polygon & Circles, Chef And Hungry Birds, Palindromic substrings, Floor Distribution, Chef and Number Guessing, maximize the sum, Parity tree, Chef And Special Dishes, Tiptoe through the tulips
April Challenge 2016:
Mario and Luigi, Help Watson Escape, Fibonacci Queries, Chef and Ballons, Devu and good strings, Chef And Magical Path, Chef And Coloring
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, Roads in Stars
June Challenge 2016:
Chef And The Hiring Event, Chef and Rectangle Array, Chef and New Game, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Chef and cities, Misha and Geometry, Devu and an Array, Chef and Sad Pairs
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, Chef and Tree, A Good Problem
January Challenge 2017:
Capital Movement, Cats and Dogs, Sereja and BOX, Chef and Circle, Fantastic Four, Digits Cannot Separate, Tourists in Mancunia
February Challenge 2017:
Chef and Yoda, Primitive Queries, Interval Game, Sereja and Inversions, Chef and Triangles, Chef and His Apartment Dues, Most Frequent Element, Gerrymander, Alice and her garden
April Challenge 2017:
Chef and Digits, (CH) Serejs and Billiards, Bear and Random Grid, Chef and Divisor Tree, Stable market, Heavy-Light Decomposition, Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes
August Long Challenge 2017:
Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Hill Jumping, Walks on the binary tree, Palindromic Game, Mathison and the Data Warehouse (Challenge), Greedy Candidates, Strings and Graphs, Flower Pots
Fool You 2019:
Dignity of the Nation, nCr, Imitating You, Keen grasp of the obvious, No one is Perfect, Really, 14th March, Keep Playing with Base, Back To Childhood
Learning Paths (0):
None
Practice Paths (0):
None
Contributions
Problems Authored (10)
Problems Tested (7)
Contest | Problem |
---|---|
FEB18 | BROCLK |
LUCASTH | |
CLANDLBL | |
CHEFCHR | |
CHEFPTNT | |
POINPOLY | |
CARPTUN |