Contest | Problem |
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NOV20 | CONGRID |

physics0523
- 7★physics0523
Japan
- Student
- Kyoto University
- List of teams by physics0523
- https://discuss.codechef.com/u/physics0523
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Ratings System Update
(2023-09-13 22:00:00)Ratings System Update
(2022-12-20 00:00:00)CodeChef Rating Distribution
Submissions
Practice Problems (12):
Practice:
Minimum and Maximum, Permutation War, Strip in a Tree!, Chef and Secret Recipe, Dot Time, Xor Jar Muluk Tar, Chefland Squads and the Army Chief, Carry Bed, Maximum Candies, Cybertree, Max LCA Sum, Galactic Leaderboard
Contests (581):
January Challenge 2018:
(Challenge) Chef and Palindromes, K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
February Challenge 2018:
Chef And His Characters, Chef And The Patents, Akanksha and End of Semester, Car-pal Tunnel, (Challenge) Biased Committee, Permutation and Palindrome
March Challenge 2018 DIV 2:
Pishty and Triangles, Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas, Embedding a Tree (Challenge)
April Challenge 2018 Division 1:
Chef and Array (Challenge), Cutting Plants, Weight of Numbers, Highway Crossing, Chef and Same Old Recurrence, Count Good Prefixes, Average of Pairs, Workers
May Challenge 2018 Division 1:
Mighty Friend, Change the Signs, Minimum Deletions, Xor Again, Fake Binary Search, Dibs on Fibs
January Challenge 2020 Division 1:
Chef and Dynamo, Doraemon, Doofish Matrix, Chefina and Prefix Suffix Sums, English, Chefland Army, (Challenge) Building Anthills
February Challenge 2020 Division 1:
Chef and Railway Stations, Expected Change, No Change Required, The Theatre Problem, School of Geometry, Hard Cash, (Challenge) Raisins, Long Contest and Cook Off Overlaps
March Challenge 2020 Division 1:
Chef and DAG, XOR Engine, Break, Ada Bishop 2, Winning Ways 2, Lasers Everywhere, Inverse of a Function, Lasers Everywhere Alternative, Pintu and Fruits, (Challenge) 300 IQ Ants
April Challenge 2020 Division 1:
Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Factor Tree, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
May Challenge 2020 Division 1:
Buying a New String, Triple Sort, Sorting Vases, Not a Real World Problem, Coronavirus Spread, Chef and Bitwise Product, (Challenge) Nanobots, Isolation Centers
May Lunchtime 2020 Division 1:
GCD of the Submasks, Absolute Min Max, Escape One, Convert the String, Tree difference
ENIGMA - PLINTH'20 LNMIIT (Rated for all):
Banana String, Corruption in Freedonia, Gru is Handing Out Bananas, Minion AND Range, Is it Sorted or Not, That is the Question, Recruit Villagers
June Challenge 2020 Division 1:
Even Matrix, The Tom and Jerry Game!, Operations on a Tuple, The Delicious Cake, Convenient Airports, Guessing Game, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control
July Challenge 2020 Division 1:
Ada King, LCM Constraints, Chefina and Swaps, Chef and Dragon Dens, Missing a Point, Doctor Chef, Chef and Card Game, Chef and Strings
August Challenge 2020 Division 1:
Insanely Hard School Exams, Subsequence Frequency Counting, Chefina and Strange Tree, Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements
September Challenge 2020 Division 1:
Chefina and Swap, Chef and Trump Cards, Find XOR, Rotate the Polyline, Move the Coins - Creating Tests, Divide Candies, Ada Matrix
July Lunchtime 2020 Division 1:
Profitable Paths 2, Golomb Sequence, Chef and Steps, Binary Concatenation
RECode 12.0 (Rated for all):
Chef and String, Chef and Walk, Chef and Rotation, Chef and Or, Chef and Subsequences, Chef and Numbers
December Cook-Off 2020 Division 1 :
Mysterious Sequence, Self-Destructing Strings, Sed Passwords, Circle of Chaos, Carry All Fruits
January Lunchtime 2021 Division 1 (Unrated):
Good Grid, Cheapest Travel Plan, Shifting Spoons, Dreams of Divisibility, Even Sum
UWCOI 2021 (Rated for all):
Organisation, Array Swaps, Efficient Delivery, Hidden Numbers, Binary Puzzle
Inferno Numero IIT BHU:
Jewel Mine, WIN IT, CHRISTMAS EVE, Good Array, Illuminated boxes, Couple In Ruiz Land
February Challenge 2021 Division 1:
Frog Sort, Team Name, Another Tree with Number Theory, Chef and Meetings, Prime Game, Multiple Games, XOR Sums, Maximise Function, Cut the Cake (Challenge), Bash Matrix, Cell Shell, Highest Divisor
Code Aaj Kal:
Obsession with 7, Chefs Special Palindrome, Chef and 2 Strings, Cheems The Lover, Halry vs Harry, Jethalal and Mehta, Bouncing Lights, Sale of Watches
JUST CODE IT 3.0:
Minimum operations, Power of 2, Chef needs Help, Chef and Tourism, Chefina and Candies, Chef’s Number Puzzle
April Challenge 2021 Division 1:
Binary String MEX, Tree Permutations, Worthy Matrix, Destroy the EMP Chip, Chef and Dice, Boolean Game
August Cook-Off 2021 Division 1:
Odd Array, Different String, Interactive Equivalency, Clear the Array
September Cook-Off 2021 Division 1:
Chess Kings Chasing Game, Chef and Pairwise Distances, Permutation and GCD Set, Half Sequence, Fake Swaps
Brute Force 1.0:
Mind Palace, Sherlock Challenges, XOR-duction, The Revenge, GCD Sequence, The Final Problem
Bappa ka Prashad:
Balanced Plates, Lovely Numbers, Naamkaran, Unique Test, Ganesh and Kartik, Additional Number, Clever Priest, Sequence Sum
Codigo 2021:
Best Friends, Find original, Top Three Fairness, Eating Chocolates, Yet another sum, Good count, Aw Jeez, Rick!
October Challenge 2021 Division 1 (Unrated):
Longest AND Subarray, Digit Removal, MEX-OR, Three Boxes, Yet another MEX problem, Which Mixture, Characteristic Polynomial Verification
September Lunchtime 2021 Division 1:
Interesting Representation, Subsequence LCS, Alice vs Bob Faceoff
Code-O-Fiesta:
GAME OF CARDS, CHEF AND DNA, STRONG PASSWORD, CHEF INCORPORATED, PROFESSOR AND BULBS, HOMOGENEOUS STRINGS
Code Anthem 1.0:
Chef Rating, Maximum Value , Maximum Value (Easy Version), Maximum Value (Hard Version), Party Game, Computer Networks
IPL - Indian Programming League :
Dhoni and Youngsters, Trophy or Hearts , Lucky Area, Generous Kabir , Kings Formation , E-Sala-Cup-Namde
October Cook-Off 2021 Division 1:
Can You Reach The End, Second Player, Find the Modulus, Chef Up, Permutation Sorting Game
The Code Dungeon:
C - Tree Sum, E - Choosing Candies, A - New Adventure, D - Linear Paradise, B - Coin Trade
Coderatri:
F - Pair Sum, G - Unique Paths, B - Count Unique Elements, C - Alex and Integer, A - Bob and Strings, E - Diwali Mela, D - Another Bracket Problem
SnackDown 2021 - Online Pre-Elimination:
Non-Decreasing Subsequence of size K, Good ranking, Product Pain, Guests like slippers
FizzBuzz Division 1 (Unrated):
Magical Planks, Clean The Sequence, Substring Minimum Function, Kingdom Attack
December Cook-Off 2021 Division 1:
Binary String Game, Destructive Nim, RGB Construction, Break the Balance
December Lunchtime 2021 Division 1:
In-tree-active Node Coloring, Optimal Sorting, Romantic Reversals, Sleep Technique , Point constraints
Code In The Shell [UNRATED]:
Tanushree and Concert, Christmas Gifts, Arpita and Rodents, Rei Ayanami and Triangular Colony, Shinji Ikari and Beautiful Images
January Cook-Off 2022 Division 1:
Subsegment Divisibility , Merged LIS, Boring Trip, Prime Graph, Erase All But One
SPYBITS 2022 CONTEST-1:
Two Equations, The missing GCD (easy version), Fastest division, Sum of products (easy version), Samurai and the XORring Problem, The missing GCD (hard version), Sum of products (hard version)
Cracking The Code:
Yet Another 2-Bit Problem, Yet Another Profit Problem , Yet Another Subsequence Problem, Yet Another Connection Conundrum, Yet Another Milky Way , Yet Another Base Problem, Yet Another Average Problem
February Cook-Off 2022 Division 1:
Xor Becoming Uncanny, Perfect Permutation, PerMEXuation , Mango Market, Slingshot
HELLO WORLD 2.0:
Allot Table, Lucky Pair, study mode, Chef Birthday, Phineas and Flies, Valentine Gift
February Lunchtime 2022 Division 1:
Permutation Xor, Chef Cooks Permutation, Visit Them All, Magical Modulo, Magnet Sort
International Coding League, 2022:
MANISH ALGO, Swap and Sort, Now You Check Me, Game Night, Reverse String, Count Palindromes
Code-de-Code:
Single Floor Apartment, Meet the Multivengers, Uncertain Delivery, Playing with the matrix, Smart Solution to Avoid Collision, Looks Easy, Chocolate Distribution, Darkseid Is, Vowel_Swap, Cheems Lamnguage
June Cook-Off 2022 Division 1 (Rated):
Throw and Take, Simple XOR, Prefix Suffix Distinct, Split AND Sum
June Lunchtime 2022 Division 1 (Rated):
The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, Minimum Xor On Segment, SPLIT With XOR Not X, Increase to Zero
July Lunchtime 2022 Division 1 (Rated):
Tree Interval Queries, Inversions Retrieval, Binary String Happiness, Consecutive XOR, Largest Family
August Lunchtime 2022 Division 1 (Rated):
Sort the Array, Tree Coloring, Subtract 12 Operation, MEX Permutation Difference
September Lunchtime 2022 Division 1 (Rated) (Based on EJOI):
Increasing Addition, Remove Numbers, Adjacent Pairs, Longest Unfriendly Subsequence
February Cook-Off 2023 Division 1 (Rated):
Take Not Less, Alice Potter and OWL, Alice Potter And Dumbledore Army
Starters 86 Division 1 (Rated for All):
Least Size, Minimum Operation, Sum Over All Arrays, String Game , Prefix Max, Largest Y
INSOMNIA:
Freelancing Firm, OR and XOR, Required Run Rate, Three Dogs, Temple Run, Good Paths - Bad Nodes, Distance between Plus, Seven Segment Display, Flappy Bird, Make Equal, Generate AB String, X to Y
Starters 83 Division 1 (Rated):
Mex Segments, Construct String, Order by XOR, Saber Slays, Rotate to Minimum, Restoration
Codelicious:
Musklon, Pyro Billboard, Mayor got Issues, Ogopols like Maxopols, Use Wormholes, Nachiket and Supernova
Starters 100 Division 1 (Rated):
Prime Permutation, Stamps 100, Concussive Sequence, Interesting Swap, Ant
August Long 2023 Division 1 (Unrated):
Codechef Copy, Spiritual Chef, All New CodeChef, Maximum Deliciousness, I Can Use Both Hands!
September Short 2023 Division 1 (Unrated):
GCD Discount, Ultimate Fencing, Lucky Seven, Slow Start, Mixing Extraordinaire
Codelicious:
Peter And Haunted Garden, Halloween & Chocolates, The Spooky Tree, Mysterious Plates, Magic Word, Halloween Ghouls
Learning Paths (0):
None
Practice Paths (0):
None
Contributions
Problems Authored (1)
Problems Tested (0)
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Editorials Contributed (0)
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