Kim Hae

• Username: 7★redstar08
• 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 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 6

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Starters 112 Divison 1 (Rated till 6 Stars)(2023-12-13 22:00:00)

Global Rank:   3

Cheated in:   

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(2023-12-13 22:00:00)

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2356? (+0)RatingProvisional
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Starters 63 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   3

Cheated in:   

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(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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Learning Paths (0)

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Practice Paths (0)

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Contests (6)

August Long 2022 Division 4 (Rated)

Tree of Trees, Angled Flip, Crazy Subsequences, Make A and B equal, Maximum Submissions, Two Trains, Hello Equation, XOR with smallest element, Sale Season

Starters 53 Division 2 (Rated)

Black&White Ring Game, Rocket Pack, Make It One, Make A and B equal, Queen Blocks

September Long 2022 Division 2 (Unrated)

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

October Long 2022 Division 2 (Unrated)

A drawing game, Chef And Array Construction, Twos and Zeros, Single Operation Part 1, Single Operation Part 2

Starters 63 Division 2 (Rated)

Count Partitions , Greedy Grid Moves, Minimum Absolute Score, Make Length 1, One-XOR Deletions, Maximize 1s, Distinct Neighbours

November Long 2022 Division 1 (Unrated)

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

December Long 2022 Division 1 (Unrated)

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

January Long 2023 Division 1 (Unrated)

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

Starters 105 Division 1 (Rated till 6 Stars)

Dull Operation, Wishcraft, Ghastly Work, Spooky Sequences

August Long 2023 Division 1 (Unrated)

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

Starters 111 Division 1 (Rated till 6 Stars)

ODI Cricket, Square Count, Beautiful Strings, Prefixing, LCM Mania, Prime Range Game

Starters 112 Divison 1 (Rated till 6 Stars)

Maximise Sum, Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Subtree Coloring, Permutation Construction

Starters 114 Division 1 (Rated till 6 Stars)

Make Same, Divisor Sum, Rock-Paper-Scissors, Game on Array, Yet another Matrix problem

Starters 147 Division 1 (Rated till 5 stars)

Counting Triangles 101, K Subsequence 101, Counting is Fun 101, Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Shortest Distances 101, Gold Coins 101

Total Problems Solved: 81