redstar1984001

• Username: 5★redstar1984001
• Country:  North Korea
• Student/Professional:Student
• Institution:University of Sciences, D.P.R Korea
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

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No. of Contests Participated: 10

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Starters 211 (Rated till 6 - star)(2025-11-05 22:00:00)

Global Rank:   134

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(2025-11-05 22:00:00)

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Global Rank:   0

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Contests (10)

Starters 135 Division 4 (Rated)

Limit of MEX, Change A to B, Football Ties, RCB vs CSK , Invert And Equalize

Starters 136 Division 2 ( Rated )

Non-Zero XOR, My First Geometry Problem, Sum of Modes, Sum of Max K Subarray, Lexicographically Maximal Prefix AND, Game On Rectangle

Starters 137 Division 1 (Rated till 5-Stars)

Coprime Subarrays, Speedrun, Double Trouble, Unusual Queries

Starters 138 Division 1 (Rated till 6-Stars)

Distinct Substring, Breezy Mode Problem, Cyclopian Edges, K Subarray Products, TRIPLE PRIMES, A power B mod C , Prefix Suffix Inequality

Starters 146 Division 1 (Rated till 5 stars)

Back Front, Connect The Chains, Bouncing Ball, Permutation Construction, Binary Strings Yet Again

Starters 164 (Rated till 5 stars)

Halloween Array

Starters 193 (Rated for all)

Add Permutation

Starters 201 (Rated till 6 star)

Huge Grid (Easy Version)

Starters 203 (Rated till 5 star)

Maximum Score Subarray, Maximum MST, Set To Median, MEX on Ranges, Subsequences of Subsequences

Starters 208 (Rated till 6 star)

GCND

Starters 209 (Rated till 5 star)

Easy Grid Game, Binary Love, Tactical Conversion, Counting Is Fun, High Score (Hard Version), High Score (Easy Version)

Starters 211 (Rated till 6 - star)

No Doubling

Total Problems Solved: 53