John

• Username: 2★chrg
• Country:  India
• Student/Professional:Student
• Institution:Swami Keshvanand Institute of Technology Management and Gramothan Jaipur, 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: 45

Current Ratings Graph Old Ratings Graph

1470 (+12)RatingProvisional
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October Challenge 2020 Division 2(2020-10-12 15:00:02)

Global Rank:   7412

Cheated in:   

Ratings System Update

(2020-10-12 15:00:02)

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?

1470 (-55)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   7412

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 (45)

May Cook-Off 2014

Ups and Downs

July Cook-Off 2014

Copy-Paste, Sum Queries

September Cook-Off 2014, ACM-ICPC Warm up

Subarray GCD

October Cook-Off 2014

Walk on the Axis

November Cook-Off 2014

Brackets

December Cook-Off 2014

Good Joke!

May Challenge 2014

Chef-jumping

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

Count Substrings, Reach The Point

August Challenge 2014

The Leaking Robot, Chef and Gift

September Challenge 2014

Fun with Rotation

October Challenge 2014

Chef and Ground, DevuLand, Dinosaurs and Laddus, Magical Girl and Colored Liquid Potions

December Challenge 2014

Chef and Apple Trees

August Lunchtime 2014

Harrenhal

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Broken Telephone

May Challenge 2015

Chef and Prime Divisors, Chef and new recipe

June Challenge 2015

Chef and Memory Limit

September Challenge 2015

Count Steps in Matrix

October Challenge 2015

Count Subarrays, Who dares to be a millionaire

June Cook-Off 2015

Strange operations

October Cook-Off 2015

Almost Sorted Permutation, Word Stem

December Lunchtime 2015

Distinct Codes

March Challenge 2016

Palindromic substrings

April Challenge 2016

Chef And Coloring

June Challenge 2016

Chef And The Hiring Event, Chef and Rectangle Array, Chef And Binary Operation, Chef and Coins Game, Devu and an Array

July Challenge 2016

Chefland and Electricity

June Cook-Off 2016

Sticks

August Long Challenge 2017

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

October Challenge 2017

A Balanced Contest

May Challenge 2018 Division 2

Mighty Friend, Minimum Deletions, Xor Again, Fake Binary Search, Dibs on Fibs

November Challenge 2018 Division 2

Chef and Ridges, Chef and Difficult Contests, Chef and Happiness

January Challenge 2019 Division 2

Lucky Number Game, Fancy Quotes

September Challenge 2019 Division 2

Chef and Interesting Subsequences

September Challenge 2020 Division 2

A Problem on Sticks

October Challenge 2020 Division 2

Positive AND, Covid Run, Chef and Easy Queries

Total Problems Solved: 98