Amirzhan Oral

• Username: 4★amirzhan
• Country:  Kazakhstan
• Student/Professional:Student
• Institution:International IT University Almaty, Kazakhstan
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 9

Current Ratings Graph Old Ratings Graph

1927 (+33)RatingProvisional
Rating i Provisional Rating, click to know more

January Lunchtime 2018(2018-01-27 22:40:00)

Global Rank:   231

Cheated in:   

Ratings System Update

(2018-01-27 22:40:00)

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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1927 (+57)RatingProvisional
Rating i Provisional Rating, click to know more

January Lunchtime 2018(2022-12-20 00:00:00)

Global Rank:   231

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 (9)

September Challenge 2017

Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums, Sereja and Commands

October Challenge 2017

Chef and a great voluntary Program, Chef and Cycled Cycles, Max Mex, Counter Test For CHEFSUM, A Balanced Contest

November Challenge 2017

Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Penalty Shoot-out, Chef and Hamming Distance of arrays, Chef And his Cake

August Cook-Off 2017

Real obtuse, From heaven to earth

September Cook-Off 2017

Statistics Construction, Subsequence Equality

August Lunchtime 2017

Mathison and the Dynamo shuffle, Mathison and pangrams

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

January Lunchtime 2018

Chef and Game with Sequence, Chef and Escaping from the Labyrinth

Total Problems Solved: 31