abhishek rai

• Username: 3★akrai48
• Country:  India
• Student/Professional:Student
• Institution:Motilal Nehru National Institute of Technology Allahabad Uttar Pradesh, India
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 35

Current Ratings Graph Old Ratings Graph

1704 (+36)RatingProvisional
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December Challenge 2021 Division 3 (Rated)(2021-12-13 15:00:00)

Global Rank:   624

Cheated in:   

Ratings System Update

(2021-12-13 15:00:00)

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1704 (+42)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2021 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   624

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 (35)

August Challenge 2012

Little Elephant and Bombs

August Cook-Off 2012

Code Crazy Minions

September Challenge 2012

Racing Horses, Kisses & Hugs

October Challenge 2012

Event Organizer, The New Scheme, Fierce Battles

September Cook-Off 2012

Recipe Reconstruction, Carvans

November Challenge 2012

Coin Flip

January Challenge 2013

Little Elephant and Alcohol, The Minimum Number Of Moves, End Of The World, Chef of the Year, Three Different Numbers

February 2013 Challenge

Little Elephant and Cards, Climbing Stairs, Buy1-Get1

March Challenge 2013

Tourist Translations, Approximately, Fire Escape Routes, Minesweeper

March Cook-off 2013

The Ball And Cups, Palindrome

April Challenge 2013

Levy Conjecture, Fault Tolerance, Barcelona Gameplay Tactics, Maximum Weight Difference

August Challenge 2013

Little Elephant and Lemonade, Hello Hello, The Number Of Solutions, Chef and Segments, Deleting numbers, Splitting Candies

August Cook-Off 2013

Chef and The Right Triangles

October Challenge 2013

Sereja and Transformation, Edit Distance on Grid, Maxim and Dividers, Helping Lira

November Challenge 2013

Superpowers of 2, Yet Another Cute Girl, Sereja and Vectors, Uncle Johny, Square Digit Squares, Missing some chairs

December Challenge 2013

Magic Pairs

January Challenge 2014

Please like me, Chef and Feedback

December Cook-Off 2014

Good Joke!, Matrix Again

February Challenge 2014

Make Him Happy, Make It Zero 2, Longest Common Pattern, Little Elephant and Subarrays

March Challenge 2014

Sereja and Sorting 2, Team Split, Binary Tournament, Walk, Little Chef and Numbers

April Challenge 2014

Farmer Feb, Chef and Digits, Shortest Path in Binary Trees

July Challenge 2014

Count Substrings, Reach The Point, Chef and Rectangle Genome

August Challenge 2014

The Leaking Robot, Chef and Gift

January Challenge 2015

Sereja and Number Division 2, Chef and Stones, Sereja and Votes, Gcd Queries

June Challenge 2015

Chef and Memory Limit, Chef and Polygons

July Challenge 2015

Chef and Cube, Na2a and lucky stone, Bread

May Challenge 2016

Chef and Balls, Laddu

December Challenge 2016

Train Partner

March Challenge 2018 DIV 2

A Big Sale, Mix the Colors, Chef and Glove, Minion Chef and Bananas

August Challenge 2019 Division 2

Dilemma, Football, Distribute Apples, Zombie and the Caves

November Challenge 2021 Division 3 (Rated)

Xor Equation, Maximise the bridges, Which Fuel is Cheaper, Equal Coins, Hill Sequence, Weird Palindrome Making

November Cook-Off 2021 Division 2

Missing Sums

December Challenge 2021 Division 3 (Rated)

Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, List of Lists, Utkarsh and Placement tests

Total Problems Solved: 131