redstar31

Rookie League

• Username: 6★redstar31
• Country:  North Korea
• Student/Professional:Student
• Institution:University of Sciences, D.P.R Korea
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jul-Dec)2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 14

Current Ratings Graph Old Ratings Graph

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Starters 245 (Rated till 6 star)(2026-07-01 22:00:00)

Global Rank:   37

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Global Rank:   0

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Contests (14)

Starters 186 (Rated)

Distinct Arrays , Lighthouses, Mod and Make Y, Chess Win, Best Movie, Jump A or B, Segment Tree Reconstruction, Approval Ratings

Starters 187 (Rated)

Major Infection, OR What, Incremental Game, Distinct Representations

Starters 188 (Rated till 6 star)

GCD and XOR 2 (Easy), GCD and XOR 2 (Hard), Swaps in a String, K Boxes, Inversion Queries, Yet Another Monsters Problem

Starters 189 (Rated till 5 star)

Number Walks, Sortable Subarrays (Easy), Avoid Primes, Create Binary String, Sortable Subarrays (Hard), Blocks in a String

Starters 191 (Rated till 6 star)

XOR Shortest Path, Add 1 or 2, Coloured Array, Grid Path (Easy), Permuted Greater than 2

Starters 192 (Rated till 6 star)

Priority Customers (Hard), No 3 Please!, Equate XY, Priority Customers (Easy), MinPath Minimize

Starters 193 (Rated for all)

Add Permutation

Starters 201 (Rated till 6 star)

Huge Grid (Easy Version)

Starters 208 (Rated till 6 star)

GCND

Starters 210 (Rated till 5-star)

First Element Counting, Make All, Median on Tree, Min Modular Subarray, Delete Sorted Subsequence

Starters 211 (Rated till 6 - star)

Tournament Rigging, Marching Orders, Subarray Maximums, No Doubling, Tournament Rigging (Minimum)

Starters 215 (Rated till 6 star)

Intersecting Intervals (Easy), Differing Values, Markers on a Tree (Hard), Markers on a Tree (Easy), Product Sum Arrays (Hard), Product Sum Arrays (Easy)

Starters 233 (Rated till 6 star)

K Median

Starters 235 (Rated till 6 star)

Sorted Groups, MEX Spectrum, Odd Strings, Echo

Starters 245 (Rated till 6 star)

Amazing Auction, Traffic Trouble (Easy), Not Divisible, Triple Threat

Total Problems Solved: 96