chamcham

• Username: 4★meerut_ka_hoon
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology and Science Pilani, Rajasthan, 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: 20

Current Ratings Graph Old Ratings Graph

1978 (+35)RatingProvisional
Rating i Provisional Rating, click to know more

January Lunchtime 2022 Division 1(2022-01-29 23:00:00)

Global Rank:   103

Cheated in:   

Ratings System Update

(2022-01-29 23:00:00)

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?

1978 (-251)RatingProvisional
Rating i Provisional Rating, click to know more

January Lunchtime 2022 Division 1(2022-12-20 00:00:00)

Global Rank:   103

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 (20)

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers, Triple Sort

April Lunchtime 2020 Division 2

Chef in Fantasy League

May Lunchtime 2020 Division 2

Weird Walk, Convert the String, Lost Weekends

June Challenge 2020 Division 2

Chef and String, Chef and Price Control, Covid Sampling (Challenge), Chef and Icecream, Operations on a Tuple, The Tom and Jerry Game!, Even Matrix

July Challenge 2020 Division 1

Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Strings

August Challenge 2020 Division 2

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

September Challenge 2020 Division 1

Ada Matrix, Find XOR, Chefina and Swap, Chef and Trump Cards

July Cook-Off 2020 Division 1

Even-tual Reduction, OR-thodox Distinction

August Cook-Off 2020 Division 1

Polygon Relationship

August Lunchtime 2020 Division 1

Game on a Strip

June Lunchtime 2020 Division 2

Maximum AND, Chef and Demonetisation, Increasing Decreasing, Gold Mining

RECode 12.0 (Rated for all)

Chef and String, Chef and Rotation, Chef and Numbers

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian

September Lunchtime 2020 Division 1

Root the Tree, Robot Detector

March Lunchtime 2021 Division 1

Lunchtime

December Cook-Off 2021 Division 1

Binary String Game, RGB Construction

December Lunchtime 2021 Division 1

Optimal Sorting, Romantic Reversals

January Cook-Off 2022 Division 1

Subsegment Divisibility , Merged LIS, Prime Graph, Erase All But One

January Lunchtime 2022 Division 1

Permutation XOR Sum

Total Problems Solved: 74