Abhishek rai

• Username: 2★crack12
• Country:  India
• Student/Professional:Student
• Institution:Motilal Nehru National Institute of Technology Allahabad Uttar Pradesh, India
• 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: 18

Current Ratings Graph Old Ratings Graph

1509 (-19)RatingProvisional
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April Cook-Off 2022 Division 3(2022-04-02 22:30:04)

Global Rank:   1257

Cheated in:   

Ratings System Update

(2022-04-02 22:30:04)

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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1509 (+30)RatingProvisional
Rating i Provisional Rating, click to know more

April Cook-Off 2022 Division 3(2022-12-20 00:00:00)

Global Rank:   1257

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 (18)

August Challenge 2019 Division 2

Football, Distribute Apples, Zombie and the Caves, Dilemma

September Challenge 2019 Division 2

Chef and Good Subsequences, Easy Fibonacci, Biladerim Icin, Chef Designed a Network, Chef and Interesting Subsequences

October Challenge 2019 Division 2

Even Edges, Missing Number, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

January Challenge 2020 Division 1

Chef and Dynamo, Doraemon

February Challenge 2020 Division 2

No Change Required, School of Geometry, Hard Cash

March Challenge 2020 Division 2

XOR Engine, Pintu and Fruits

April Challenge 2020 Division 2

Strange Number, Squared Subsequences, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Triple Sort, Isolation Centers, Coronavirus Spread

July Challenge 2020 Division 2

Ada King, Missing a Point, Chef and Card Game, Chef and Strings

January Cook-Off 2021 Division 2

Prime Tuples, Maximise Islands

January Lunchtime 2021 Division 2 (Unrated)

Binary Subsequence, Even Differences, Even Sum

March Cook-Off 2021 Division 2

Guess the Number

February Long 2022 - II, Division 2 (Unrated)

Avoid Fixed Points

March Long Two 2022, Division 3 (Rated)

Missing Numbers, Same Parity Swaps in Binary Strings, The Rating Dilemma, Chef and Races

CodeChef Starters 30 Division 3 (Rated)

Chef and Water Bottles, Swapping Chefs Way, Balanced Reversals

March Cook-Off 2022 Division 2

Janmansh at Fruit Market, Equal Mex Splitting

March Lunchtime 2022 Division 3

Minimum number of coins, Buy 2 Get 1 Free

CodeChef Starters 32 Division 3 (Rated)

Finding Shoes, Flip Sorting

April Cook-Off 2022 Division 3

Funny Hand

Total Problems Solved: 62