harsh kumar

• Username: 2★harsh_8789
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Dhanbad
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 19

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1596 (+49)RatingProvisional
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Starters 70 Division 3 (Rated)(2022-12-21 23:00:04)

Global Rank:   278

Cheated in:   

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(2022-12-21 23:00:04)

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1547 (-178)RatingProvisional
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Starters 43 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   2145

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?

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Contests (19)

May Challenge 2020 Division 2

Isolation Centers, Coronavirus Spread

May Lunchtime 2020 Division 2

Lost Weekends, Weird Walk

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Ada King, Missing a Point, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef and Linear Chess, Smallest KMP, Another Card Game Problem, Chef Wars - Return of the Jedi

September Challenge 2020 Division 2

A Problem on Sticks, Ada Matrix

July Cook-Off 2020 Division 2

Even-tual Reduction

August Lunchtime 2020 Division 2

Mode of Frequencies

June Cook-Off 2020 Division 2

Cache Hits

June Lunchtime 2020 Division 2

Chef and Demonetisation

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

January Challenge 2021 Division 3

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

February Challenge 2021 Division 3

Maximise Function, Highest Divisor

February CodeChef Starters 2021 Division 3 (Rated)

Maximum Value, College Life 2, Chef and Coupon

March Challenge 2021 Division 2

Chef and Groups, No Time to Wait

SnackDown 2021 - Online Qualifiers

Lucky Number

CodeChef Starters 11 Division 2 (Rated)

Positive Spewing, The Grid Fill Problem, Obtain the Sum

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, MEX-OR

November Challenge 2021 Division 2 (Unrated)

Weird Palindrome Making, Equal Coins

Code Drive Division 2 (Rated)

Sum this up, Again XOR problem, Maximum Factors Problem, Count Number of Peaks

February Long 2022 - I, Division 2 (Unrated)

N Queens Puzzle Solved !

Starters 43 Division 2 (Rated)

Distinct Palindrome

Starters 70 Division 3 (Rated)

Cost of Groceries, Minimum distance between 1s, Prime Reversal, Frequency Array Retrieval

Total Problems Solved: 228