chongryong

• Username: 5★chongryong
• Country:  North Korea
• Student/Professional:Other
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 5

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2177 (-30)RatingProvisional
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Starters 152 (Rated till 6 stars)(2024-09-18 22:00:00)

Global Rank:   136

Cheated in:   

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(2024-09-18 22:00:00)

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2104? (+152)RatingProvisional
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Starters 45 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   60

Cheated in:   

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

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Learning Paths (0)

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Contests (5)

February Long 2022 - I, Division 3 (Rated)

Digit Multiplication By K, Random OR, Chef and the Hair Salon, N Queens Puzzle Solved !, Bitwise Blend, Binary Base Basics, Remove Adjacent

March Long One 2022, Division 2 (Unrated)

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

April Long Two 2022 Division 2 (Unrated)

Flip to Invert, Pseudo Sorted Array, Chef And Division, Antipodal Points, Geometric Mean Inequality

June Long Two 2022 Division 2 (Unrated)

Gcd and Lcm , Count the ACs, AP Grid, The Subarray XOR, Reversal Sorting

Starters 45 Division 2 (Rated)

Adjacent Sum Parity, Retrieve the Array, KBG and GN-Theory, Even Equal Odd, Xor and Multiply

October Long 2022 Division 2 (Unrated)

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

Starters 140 Division 1 (Rated till 5-Stars)

Split Permutation, Trick Or Treat

Starters 146 Division 2 (Rated till 5 stars)

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

Starters 147 Division 1 (Rated till 5 stars)

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

Starters 152 (Rated till 6 stars)

Completion (Hard), Maximize Hamming Distance, Completion (Easy)

Total Problems Solved: 63