Ri, Ju Song
- 6★pustcsrjs2021
- North Korea
- Student
- Pyongyang University of Science and Technology North Korea
- List of teams by Ri, Ju Song
- https://discuss.codechef.com/u/pustcsrjs2021
- No Active Plan. View Details
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(2021-09-25 21:30:00)Ratings System Update
(2022-12-20 00:00:00)CodeChef Rating Distribution
Submissions
Practice Problems (111):
Practice:
Witua and Math, Arithmetic Progressions, Count Sequences, Sereja and Votes, Another Fibonacci, Count Subarrays, College And Gift, Alternating subarray prefix, Modular GCD, Chef Chooses a Subset, Fast forward travelling, A Gift From Rick, Chef and Subsequences, Chef and Recipe, Impressing Chefina, Chefina on a Trip, Roads in Chefland, Cache Hits, Per Capita Income, Max Mex, Checkpoints, Banned Quotient, Chef and Wedding Arrangements, Hail XOR, An Inveractive Problem, Graph Construction, Set Queries, Hiring Workers, Chefland The Great City, Circle Coloring, Circle Eating, Mysterious Sequence, Circle of Chaos, Carry All Fruits, K-Tuple Tree, Girls And Boys, Valid Paths, Cheating Time, Chef and Divisors, Alice And The Coin Game, Prefix And, Equal Gifts, College Admissions, Valid String, Consecutive Deletions, A Special Tree, Water Transfer, Total Correct Submissions, Sort String, Chef and Sorting, Matrix XOR, Binary Game, Minimum Popping, The Last Problem, Chef in Heaven , Bench Press, Low Budget Sanitization, Tree Distances, OR of ANDs, GCD Sums, Deletion Sort, Intersection Matrix, Array Rotation, Charges, Weird full graph, Permutation Swaps, From Rational to Binary, Falling Zero, Marathon, Plagiarism, Product Mex Queries, Tom And Jerry 1, Double Burgers, False Number, Lazy Chef, Chef and Subarrays, Correct Sentence, Similar Arrays, Total Components, K-Subarrays, XxOoRr, Hidden Cell, Chess Match, Chef vs Bharat, Battle Royale, Polynomial Root, Random Permutation, Cyclic Quadrilateral, Node Marking, Optimal Denomination, Unpleasant Ones, Tic Tac Toe, Chef and Pairs, Dakimakura Distribition, K Path Query, Range Array, Beautiful Subsequence, Maximal GCD, Make the Matrix Beautiful, Chef 2 Chef, Bunny Hops, Min-Max Path, Longest Spanning Substrings, Chef and Deque, ATM Queue, Permutation and GCD Set, Half Sequence, Subsequence LCS, The Minimum Game, Chef Up, Permutation Sorting Game
Contests (59):
August Challenge 2021 Division 2 (Unrated):
Fat Hut, Olympics Ranking, Problem Difficulties, Chef and Digits of Large Numbers, Charge Scheduling, Alternating LG Queries, Chef and Bulb Invention, Geometry 1, Array Filling, Special Triplets
August Cook-Off 2021 Division 2:
Odd Array, Different String, Chef and Closure, Equal Difference, Interactive Equivalency, Clear the Array
September Challenge 2021 Division 1 (Unrated):
Travel Pass, Minimum Digit Sum 2, Covaxin vs Covishield, Airline Restrictions, Treasure Hunt, Minimize Digit Sum, Shuffling Parities, XOR Equal, 2-D Point Meeting
September Cook-Off 2021 Division 1:
Chess Kings Chasing Game, Chef and Pairwise Distances, Fake Swaps
October Challenge 2021 Division 1 (Unrated):
Chef at the Olympics, Longest AND Subarray, Digit Removal, MEX-OR, Yet another MEX problem, Characteristic Polynomial Verification, Hidden Points
November Challenge 2021 Division 1 (Unrated):
Flip or Compress, Functional Array, Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Maximise the bridges, Convex Hulk
December Challenge 2021 Division 1 (Unrated):
Increasing String , Yet Another Tree Problem, Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, Min Manhattan Distance, Squares Counting
Learning Paths (0):
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Practice Paths (0):
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Contributions
Problems Authored (0)
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Problems Tested (0)
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Editorials Contributed (0)
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