vinay kumar

• Username: 4★codebond007
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Hamirpur
• CodeChef Pro Plan: No Active Plan. View Details

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

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No. of Contests Participated: 15

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1871 (+38)RatingProvisional
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April Challenge 2018 Division 2(2018-04-17 15:01:00)

Global Rank:   419

Cheated in:   

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(2018-04-17 15:01:00)

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1871 (+48)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   419

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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Contests (15)

November Cook-Off 2014

Brackets

December Cook-Off 2014

Good Joke!

December Challenge 2014

XOR with Subset, Chef and Apple Trees

January Challenge 2015

Sereja and Number Division 2, Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

January Cook-Off 2015

Suraj goes shopping, Tojo hates probabilities

January Lunchtime 2015

Piece of cake

February Challenge 2015

Chef and Chain, Chef and Equality, Let us play with rank list, Chef and Strings, Chef and Strange Formula

March Challenge 2015

Count Substrings, Chef and Notebooks, Sereja and Random Array, Devu and his Class, Sign Wave

April Challenge 2015

Chef and Piano Scales, Chef and Interview, Division of Lands, Count Sequences, Broken Telephone

August Challenge 2015

Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code

February Cook-Off 2015

Fit Squares in Triangle

March Challenge 2016

Palindromic substrings, Chef and Number Guessing, maximize the sum, Chef And Special Dishes

August Challenge 2016

Chef and Chocolate

April Challenge 2018 Division 2

Chef and Array (Challenge), Weight of Numbers, Highway Crossing, Count Good Prefixes, Average of Pairs, Workers

Total Problems Solved: 69