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Zhong Ziqian

  • 7★fjzzq2002
  • I'm a stupid student...
  •   China
  • Student
  • Massachusetts Institute of Technology Cambridge, Massachusetts, USA
  • List of teams by Zhong Ziqian
  • https://discuss.codechef.com/u/fjzzq2002
  • No Active Plan. View Details

Activity Heat Map

New
(Last 6 Months)

Rating Graph

No. of Contests Participated: 30
2765 (+32)RatingProvisional
Rating i Provisional Rating, click to know more
SnackDown 2021 - Online Elimination Round (Rated for all)(2021-12-13 16:30:00)
Global Rank:   15
Cheated in:   

Ratings System Update

(2021-12-13 16:30:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more
2765 (+18)RatingProvisional
Rating i Provisional Rating, click to know more
SnackDown 2021 - Online Elimination Round (Rated for all)(2022-12-20 00:00:00)
Global Rank:   15
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

CodeChef Rating Distribution

Submissions

Practice Problems (19):

Practice: 

Adding Least Common Multiples, A Game of Thrones, Annual Parade, Prime Distance On Tree, Sereja and Arcs, Chef and Churu, Xor Queries, Anup at Amrithapuri, 3D Queries, Chef has a Spaghetti Garden, Matrix Maximum Sum, Alice, A Study in Bake Street, Killjee and k-th letter , Matrix Game, Stingy Strings, Maze Love, Rubber Band, CyclesAndColorings

Contests (205):

October Challenge 2014: 

Chef and Ground

December Challenge 2015: 

Chef and the stones, Plane Division

February Challenge 2016: 

Chef and Strange Operations, Devu and a light discussion, Chef-Detective

April Challenge 2016: 

Help Watson Escape, Fibonacci Queries, Chef and Ballons, Chef And Magical Path, Chef And Coloring

July Challenge 2016: 

Andrash and Stipendium

November Challenge 2016: 

Count Permutations, Friends Meeting, Urban Development, Gift and Chef, Kirito in Memeland, Chef and squares, Sereja and Ways in the Cube, Task for Alexey

January Challenge 2017: 

Capital Movement, Cats and Dogs, Reservior, Tourists in Mancunia

March Challenge 2017: 

Cooking Schedule, Xenny and Alternating Tasks, Pishty and birthday, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix

June Challenge 2017: 

Persistent oak, Chef and Prime Queries, Saboteur (Challenge), Euler Sum, A Good Set, Cloning, 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, Walks on the binary tree, 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

October Challenge 2017: 

Chef and Magic Arrays, Max Mex, Counter Test For CHEFSUM, A Balanced Contest

November Challenge 2017: 

Product on the segment by modulo , Chef Hates Palindromes, Polynomials, Chef and Subarray Queries, Chef goes Left Right Left, Lovers Gift, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017: 

Chef and Universe, Total Diamonds, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Chef and Hamming Distance of arrays

September Lunchtime 2017: 

Chef and Dice, Chef and Cook-Off Contests, Chef and Programming Contest by His Friend

January Challenge 2018: 

(Challenge) Chef and Palindromes, Killing Monsters, A humongous Query, Simplify the Square Root, Killjee and k-th letter , K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

February Challenge 2018: 

Broken Clock, Lucas Theorem, Chef And Land Labeling, Chef And His Characters, Chef And The Patents, Chef and odd queries, Points Inside A Polygon, Car-pal Tunnel, (Challenge) Biased Committee, Permutation and Palindrome

Fool's Programming: 

Felicity, IIIT and Everything, He knew infinity, The Golden Bag

March Challenge 2018 DIV 1: 

Pishty and Triangles, Chef and Interval Painting, Chef Cuts Tree, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors, Minions and Voting, Embedding a Tree (Challenge)

April Challenge 2018 Division 1: 

Chef and Array (Challenge), Vaibhav and Ministers, Chef at the Food Fair, Cutting Plants, S Semi-palindromic, Highway Crossing, Chef and Same Old Recurrence, Count Good Prefixes, Chef and Same Old Recurrence 2

May Challenge 2018 Division 1: 

S-T Mincut, Series Sum, Change the Signs, Edges in Spanning Trees, Fake Binary Search, Dibs on Fibs

June Challenge 2018 Division 1: 

Two Flowers, Vision, Ways to Work, Expected Buildings, Archi and Tree, Binary Board

July Challenge 2018 Division 1: 

Pizza Delivery, Picking Fruit for Chefs, Tom and Jerry, Reach Equilibrium, Chef and War with Taran (Challenge), Subway Ride, No Minimum No Maximum, Gears

August Challenge 2018 Division 1: 

Coordinate Compression , Modular GCD, Safe Partition, Interactive Matrix, Lonely Cycles

September Challenge 2018 Division 1: 

AND Square Subsegments, Selinas the Chefs Falling on the Tree, Sasha and Photos, Chef and Lost Story, Chef and Condition Zero (Challenge), Factorize, Table Game, Bad Shuffle

October Challenge 2018 Division 1: 

Walk on Tree, Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard, (Challenge) Chef and Takonemo, Coprime Components, Distinct Rows in Submatrices

January Challenge 2019 Division 1: 

Yet Another Problem About Sequences, Different Neighbours, Partition the Graph, Distinct Pairs, Maximum Distance, Party, (Challenge) Chef and Matching Game, A Pizza Slice

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

SnackDown 2021 - Online Qualifiers: 

Lucky Number

SnackDown 2021 - Online Round 1A: 

Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Lazy Machine, Min Max LCM

SnackDown 2021 - Online Pre-Elimination: 

Non-Decreasing Subsequence of size K, Good ranking, Product Pain, Guests like slippers, Mega mu - 1, Mega mu - 2, Guess the row

SnackDown 2021 - Online Elimination Round (Rated for all): 

Random Convex Hull, Graduate Work Matters, Sorting Segments, Sorter Prodigy

SnackDown 2021 - Final Round: 

Ones Guessing, Equal Number of Prefix Maximums, Finally, Non Ad-Hoc Problem, AND of Maximums

Learning Paths (0):

None

Practice Paths (0):

None

Contributions

Problems Authored (1)
Contest Problem
NOV18 PRITREE
Problems Tested (0)

No Contribution

Editorials Contributed (0)

No Contribution

2765
(Div 1)
★★★★★★★
CodeChef Rating (Highest Rating 2765)
  • Inactive Global Rank
  • Inactive Country Rank

Badges

Contest Contender - Silver Badge

Contest Contender - Silver Badge

Received for participating in 25 Contests

Problem Solver - Bronze Badge

Problem Solver - Bronze Badge

Received for solving 50 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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