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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Programming and DSA

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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Practice Compete Compiler
Home » Wiryong Pak
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Wiryong Pak

  • 6★rns_pwr
  •   North Korea
  • Student
  • Kim II-sung University
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 9
2333 (+119)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 183 (Rated till 6 star)(2025-04-23 22:00:00)
Global Rank:   2
Cheated in:   

Ratings System Update

(2025-04-23 22:00:00)
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2131 (+77)RatingProvisional
Rating i Provisional Rating, click to know more
CodeChef Starters 19 Division 2 (Rated)(2022-12-20 00:00:00)
Global Rank:   73
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
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How the rating system works?

Learning Paths (1)

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Learn Python Programming

6%

Practice Paths (0)

None

Contests (9)

July Lunchtime 2021 Division 3

Chef and Spells, Beautiful Pairs, Red Alert, Array Rotation Returns, Longest Good Segment

August Cook-Off 2021 Division 2

Odd Array, Different String, Chef and Closure, Equal Difference, Clear the Array

September Cook-Off 2021 Division 2

Chef and Pairwise Distances, Zebra Crossing, Half Sequence, Fake Swaps, Adjacency Hatred

CodeChef Starters 19 Division 2 (Rated)

P Equal To NP, Indivisible Permutation, The Alternating Sum, Distinct Elements

January Long 2022 - I, Division 1 (Unrated)

Sequence Master, Generating Cycles, Retrieve back the Array, Chef and Riffles

January Long 2022 - II, Division 1 (Unrated)

Array Partition, Power Sum, Tree Master, Sum and OR, Crying Colours

February Long 2022 - I, Division 1 (Unrated)

Random OR, Digit Multiplication By K, Binary Base Basics, Bitwise Blend, Remove Adjacent

February Long 2022 - II, Division 1 (Unrated)

Sequence GCD, Area Sums in Convex Polygons, Bitwise swaps, Xor Palindrome

March Long One 2022, Division 1 (Unrated)

Subarray XOR, Substring of a Substring, Count the Ones, Exact Marks, MEX on Trees

March Long Two 2022, Division 1 (Unrated)

Minimum Longest Substring, Same Parity Swaps in Binary Strings, Kostomuksha and AESC MSU, Perfect Imperfections 2

April Long One 2022 Division 1 (Unrated)

Yet Another Mex Problem, Dazzling AXNODR Challenge , Bullets and Enemies, Min Max Equality, Pairwise Xors

June Long One 2022 Division 1 (Unrated)

Full Path Eraser, Expected move, Reduce to zero, Add By Permutation, Divisible by i , Possible GCD

June Long Two 2022 Division 1 (Unrated)

Counting Is Fun, Gcd and Lcm , AP Grid, The Subarray XOR, Reversal Sorting

July Long One 2022 Division 1 (Unrated)

Largest Square in the garden, Expected Difference, Game of Piles Version 1, Game of Piles Version 2, Find A, B, C

July Long Two 2022 Division 1 (Unrated)

Maximize Difference, Concat Sort, Sum of Product 2, Similar Subsequence

August Long 2022 Division 1 (Unrated)

Angled Flip, Tree of Trees, XOR with smallest element, Hello Equation, Crazy Subsequences

September Long 2022 Division 1 (Unrated)

Yet Another Chef And Numbers, Distinct Numbers, Pokemon Battles, Alone Alice!, Interesting Subarray

October Long 2022 Division 1 (Unrated)

A drawing game, Chef And Array Construction, Twos and Zeros, Binary Substituition

November Long 2022 Division 1 (Unrated)

MaxEdges, Minimize swaps, Minimum BFS Length, Alice and the Array

December Long 2022 Division 1 (Unrated)

Counting Subsequences, Not Divisible, Break into Powers, Sum of Cube , Divisible by A_i

January Long 2023 Division 1 (Unrated)

A Short Counting Problem, Swap Shift, Maximum of GCDs, Symmetric Swaps, Minimize the Maximum

August Long 2023 Division 1 (Unrated)

Codechef Copy, Spiritual Chef, All New CodeChef, Maximum Deliciousness, I Can Use Both Hands!

Starters 160 (Rated till 5 stars)

Palindrome Love, Modindrome, Buying Order (Easy), Buying Order (Hard)

Starters 172 (Rated)

Transform String, Forgotten Permutation, Streak Star, Binary Trisection, Tactical Removal

Starters 174 (Rated)

GCD Add Size, Meximal Sum, Mystic Slimes, Deletion and Difference

Starters 175 (Rated till 5 stars)

The Skip Game, Alternate It!, Build Sum, Multiplexer, Avoid Monster

Starters 183 (Rated till 6 star)

Swap Permutation 1, Pivotal Reversal, Arbitrary Shuffling, Complete MST, S to T, Larger Smaller, Max Sixers

Total Problems Solved: 152

2333
(Div 1)
★★★★★★
CodeChef Rating (Highest Rating 2333)
  • 208 Global Rank
  • 18 Country Rank

Badges

Contest Contender - Bronze Badge

Contest Contender - Bronze Badge

Received for participating in 5 Contests

Problem Solver - Bronze Badge

Problem Solver - Bronze Badge

Received for solving 50 Problems

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