ak-group

• Username: 7★ak_group
• Country:  Russia
• Student/Professional:Other
• 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: 8

Current Ratings Graph Old Ratings Graph

2557 (-16)RatingProvisional
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Starters 62 Division 1 (Rated for 5 & 6 stars)(2022-10-26 23:00:00)

Global Rank:   18

Cheated in:   

Ratings System Update

(2022-10-26 23:00:00)

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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2557 (+207)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 62 Division 1 (Rated for 5 & 6 stars)(2022-12-20 00:00:00)

Global Rank:   18

Cheated in:   

Ratings System Update

(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

How the rating system works?

Learning Paths (0)

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Practice Paths (0)

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Contests (8)

Starters 37 Division 4 (Rated)

The Mango Truck, Roller Coaster, Beat the Average, Laptop Recommendation , Infernos, Maximum OR Minimum, Too Mean, Dazzling Even-Odd Challenge

Starters 38 Division 4 (Rated)

Chef gives Party, Circular Track, Dominant Army, Anti-knapsack, Average Gift, Good Pairs, Get Subscription, A Bit Easy

July Cook-Off 2022 Division 2 (Rated)

Permutation And Median, Subsequence LCM, Segmentation Fault, Xor Permutation

Starters 41 Division 3 (Rated)

Equal Integers, Remove and Add, Is this priority or parity!, Path Parity, Determine the Winner

Starters 45 Division 2 (Rated)

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

Starters 46 Division 2 (Rated)

Vowel Anxiety, Sort the String, Equal Subsequences, Array sorting

Starters 48 Division 1 (Unrated)

Fixed Sum, Strict Permutation, Positive array, Accurate XOR

Starters 50 Division 1 (Unrated)

Air Blimp, Beautiful Array, Sum Product Segments, Add Subtract Equalize, Average Permutation

Starters 52 Division 1 (Unrated)

Flipping Failure, Nil Xor, Gritty Grid, K-Flip, Minimum Sum

August Lunchtime 2022 Division 1 (Rated)

Equalizing Numbers, Sort the Array, Tree Coloring, Subtract 12 Operation

Starters 53 Division 1 (Unrated)

Winter Is Here

Starters 55 Division 1 (Unrated)

Non Zero Xor, Balls and Boxes, OR Tuples

Starters 62 Division 1 (Rated for 5 & 6 stars)

Joint XOR, Disjoint XOR, Sorted Substrings, Make Multiple, Pythagorean Pair

Total Problems Solved: 72