Hardik Dobariya

• Username: 4★da201501038
• Country:  India
• Student/Professional:Student
• Institution:Dhirubhai Ambani Institute of Information and Communication Technology, Gandhinagar Gujarat, 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: 19

Current Ratings Graph Old Ratings Graph

1944 (+18)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2020 Division 1(2020-08-17 15:00:00)

Global Rank:   281

Cheated in:   

Ratings System Update

(2020-08-17 15:00:00)

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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1944 (-47)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   281

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 (19)

January Challenge 2017

Cats and Dogs, Capital Movement, Tourists in Mancunia, Reservior

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix

June Challenge 2017

A Good Set, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Whats in the Name, IPC Trainers, Calculator , Pishty and tree, Chef and Sign Sequences

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover, Palindromic Game, Greedy Candidates

September Challenge 2017

Chef and Pick Digit, Little Chef and Sums, Fill The Matrix, Sereja and Commands, Minimum Good Permutation

November Challenge 2017

Chef Hates Palindromes, Chef and Subarray Queries, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Total Diamonds, Chef and Hamming Distance of arrays, Penalty Shoot-out, Chef And Easy Xor Queries, Chef And his Cake, Chef and Universe

September Lunchtime 2017

Chef and Dice, Chef and Cook-Off Contests

January Challenge 2018

Partition the numbers, Rectangle, K-Concatenation, Maximum Score

March Challenge 2018 DIV 1

Chef and Easy Problem, Mix the Colors, Minions and Voting, Pishty and Triangles

March Cook-off 2018 Division 1

Chef Goes to the Cinema

August Cook-Off 2018 Division 1

GukiZ and Candies, Mixi Game

April Challenge 2018 Division 2

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

May Challenge 2018 Division 1

S-T Mincut, Fake Binary Search, Dibs on Fibs

October Challenge 2018 Division 1

Appy and Balloons , Minimize Digitsum, Chef and Surprise Chessboard

September Lunchtime 2018 Division 1

Opposite Cites, Chef Restaurant

Dementia (Rated for Division 2)

The Kingdom of Exodiastaan, Another Deli-ceilous problem!, Pappu and DFS, Strings, Chef and Replication

August Challenge 2020 Division 1

Chef and Wedding Arrangements, Smallest KMP, Subsequence Frequency Counting, Insanely Hard School Exams

August Challenge 2021 Division 2 (Unrated)

Special Triplets, Array Filling, Geometry 1, Chef and Bulb Invention, Alternating LG Queries, Charge Scheduling, Fat Hut, Problem Difficulties, Olympics Ranking

Total Problems Solved: 170