Raghvendra Kumar Dwivedi

• Username: 4★z186chef
• Student/Professional:Student
• Institution:Indian Institute of Technology BHU Varanasi, Uttar Pradesh, India
• 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: 11

Current Ratings Graph Old Ratings Graph

1891 (+20)RatingProvisional
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January Challenge 2015(2015-01-12 15:00:00)

Global Rank:   1001

Cheated in:   

Ratings System Update

(2015-01-12 15:00:00)

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1891 (+56)RatingProvisional
Rating i Provisional Rating, click to know more

January Challenge 2015(2022-12-20 00:00:00)

Global Rank:   1001

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 (11)

March Challenge 2013

Tourist Translations, Approximately, Fire Escape Routes, Minesweeper, Random decreasing function

March Cook-off 2013

The Ball And Cups

April Challenge 2013

Little Elephant and Music, Kingdom Unity, Fault Tolerance, Maximum Weight Difference, Levy Conjecture

May Challenge 2013

Name Reduction, Your Name is Mine, Matchsticks

June Challenge 2013

Little Elephant and Mouses, Collecting Magical Berries, Dessert Wizard, Predictopus, To challenge or not, W String, Lapindromes

July Challenge 2013

Galactik Football, Circle of death, Sereja and Sorting, Chef and Walking on the rectangle , The Probability Of Winning, Count K-Primes

August Challenge 2013

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

January Challenge 2014

Bon Appetit, Chef and Feedback, Please like me, Magic Trick

December Lunchtime 2014

Delivery Man

January Challenge 2015

Queries on the String, Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

Total Problems Solved: 146