RIshikesh Jha

• Username: 2★tantrik16
• Student/Professional:Student
• Institution:Birla Institute of Technology Mesra Ranchi, Jharkhand, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 23

Current Ratings Graph Old Ratings Graph

1575 (-33)RatingProvisional
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May Challenge 2020 Division 2(2020-05-11 15:00:02)

Global Rank:   6948

Cheated in:   

Ratings System Update

(2020-05-11 15:00:02)

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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1575 (+123)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   6948

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 (23)

August Challenge 2012

Little Elephant and Bombs

November Challenge 2012

Coin Flip, Sridhar Likes Travelling

November Cook-Off 2012

Little Elephant and Permutations

December Challenge 2012

Granama Recipes, Magic Rankings, Pizza Delivery, WordNinjas

February 2013 Challenge

Little Elephant and Cards

March Challenge 2013

Random decreasing function, Tourist Translations, Approximately, Fire Escape Routes, Minesweeper

May Challenge 2013

Witua and Math, Field Trip, Your Name is Mine, Name Reduction, Password Cracking Challenge, Matchsticks

June Challenge 2013

Little Elephant and Mouses, Collecting Magical Berries, Just Some Permutations 3, Dessert Wizard, Predictopus, To challenge or not, W String, Lapindromes

May Cook-off 2013

Subtraction Game 1

July Challenge 2013

Galactik Football, Count K-Primes, The Probability Of Winning, Chef and Walking on the rectangle

August Challenge 2013

Little Elephant and Lemonade, Splitting Candies

September Cook-Off 2013

Strange Matrix, Code

October Cook-Off 2013

Polo the Penguin and the Numbers, Polo the Penguin and the Test

November Challenge 2013

Superpowers of 2, Uncle Johny, Square Digit Squares, Missing some chairs

December Challenge 2013

Magic Pairs, Rectangular Queries, Reign, Funny Marbles, Chef and Codes

January Cook-off 2014

Chef and the Cake I

March Challenge 2014

Mike and Stamps

June Challenge 2014

Chef and Digit Jumps, Chef and Subarray, Guessing Game

March Challenge 2016

Palindromic substrings

April Challenge 2016

Chef And Coloring

March Challenge 2017

Xenny and Alternating Tasks

January Challenge 2018

Rectangle

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

Total Problems Solved: 91