Alok kumar

• Username: 2★kralok675
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Rourkela Odisha, 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: 33

Current Ratings Graph Old Ratings Graph

1532 (-19)RatingProvisional
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Starters 74 Division 3 (Rated)(2023-01-18 23:00:04)

Global Rank:   2354

Cheated in:   

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(2023-01-18 23:00:04)

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1551 (-10)RatingProvisional
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September Long 2022 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   1019

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

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Learning Paths (0)

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Practice Paths (0)

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Contests (33)

December Challenge 2020 Division 2

Vaccine Production, Even Pair Sum, Vaccine Distribution

December Cook-Off 2020 Division 2

Catch the Thief, Minimum Attendance Requirement

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences

UWCOI 2021 (Rated for all)

Hidden Numbers

Byterace IIT Patna Division 2 (Rated)

The Begining Era Of Cyberverse

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

February Challenge 2021 Division 3

Highest Divisor, Maximise Function

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, Space Arrays, No Time to Wait

April Challenge 2021 Division 3

Chef and Dice, Valid Pair, World Record, Strong Language

International Coding Marathon 2021 Division 3 (Rated)

Lucky Boundaries

June Challenge 2021 Division 3 (Rated)

Bella ciao, Summer Heat, Bitwise Tuples

July Challenge 2021 Division 3 (Rated)

Maximum Production

July Cook-Off 2021 Division 3

Shoe Fit

August Challenge 2021 Division 3 (Rated)

Olympics Ranking, Problem Difficulties, Chef and Bulb Invention, Array Filling, Special Triplets

CodeChef Starters 8 Division 3 (Rated)

Javelin Qualification, Penalty Shots

CodeChef Starters 9 Division 3 (Rated)

Black cells in a chessboard, Large Square, Bus full of passengers

September Challenge 2021 Division 2 (Unrated)

Shuffling Parities, Airline Restrictions, Travel Pass

CodeChef Starters 11 Division 2 (Rated)

Obtain the Sum, The Grid Fill Problem

September Lunchtime 2021 Division 2

Balanced and Unique Arrays, Yet another SOD problem

CodeChef Starters 16 Division 2 (Unrated)

Professor And Directions

CodeChef Starters 17 Division 2 (Rated)

GCD of Prefixes, New Piece

CodeChef Starters 18 Division 2 (Unrated)

Palindromic Binary Numbers, Compare those strings, Back to Campus, Make them equal

C.O.D.E.R.S Division 3 (Rated)

The One with Russ, The One Where It All Began, The One On The Last Night

December Challenge 2021 Division 3 (Rated)

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

December Lunchtime 2021 Division 2

Romantic Reversals, Maximum Trio, Optimal Sorting

Infinity 2k21 Division 2 (Rated)

Marbles

Code Drive Division 2 (Rated)

Again XOR problem, Count Number of Peaks

Exun 2021-22 Division 2 (Rated)

Sarthak and his Magic Grid, Vedant and his Hidden Array, Aujasvit and the Circle Game

CodeChef Starters 27 Division 2 (Rated)

String Reverse, Distinct Binary Strings, The product mystery

CodeChef Starters 28 Division 2 (Rated)

Count the Holidays

Starters 39 Division 2 (Rated)

Compress the Video, Closest Vowels

Starters 55 Division 2 (Rated)

Balls and Boxes, Mean and Median

September Long 2022 Division 3 (Rated)

Speed Limit Test, Bob at the Bank, Interesting Subarray, Good Pairs

Starters 74 Division 3 (Rated)

Chef And Babla, Lcm hates Gcd, Odd Even Binary String

Total Problems Solved: 147