Harsh Rajgaria

• Username: 4★harsh321
• Country:  India
• Student/Professional:Student
• Institution:Heritage Institute of Technology, Kolkata
• 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: 17

Current Ratings Graph Old Ratings Graph

1801 (+29)RatingProvisional
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September Lunchtime 2018 Division 2(2018-09-29 22:30:02)

Global Rank:   320

Cheated in:   

Ratings System Update

(2018-09-29 22:30:02)

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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1801 (-5)RatingProvisional
Rating i Provisional Rating, click to know more

September Lunchtime 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   320

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 (17)

November Challenge 2017

Periodic Palindrome Construction, Villages and Tribes, Chef goes Left Right Left

December Challenge 2017

Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays

January Challenge 2018

Maximum Score, Rectangle

February Challenge 2018

Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome

February Cook-Off 2018

Chef and Cook-Off

February Lunchtime 2018

Jumping in the hills

March Challenge 2018 DIV 2

Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas

March Cook-off 2018 Division 1

Chef Goes to the Cinema, Chef Restores a Matrix

September Mega Cook-Off 2018 Division 2

OneTwo, Make a Permutation, ATM Machine

April Challenge 2018 Division 2

Weight of Numbers, Highway Crossing, Count Good Prefixes, Average of Pairs, Workers

August Challenge 2018 Division 2

Problem Sort, Sheokand and Number, Spell Bob

September Challenge 2018 Division 2

War of XORs, Bad Shuffle, Table Game, Chef and Adventures, Magician versus Chef

September Lunchtime 2018 Division 2

Judging Delay, Opposite Cites, Chef Restaurant

ALKHWARIZM (Rated)

Help Voldemort, Sam, The Charming Angel

Insomnia 2018 (Rated)

Split Sums

Total Problems Solved: 74