Ishaan Rajput

• Username: 3★ishaan12345
• Country:  India
• Student/Professional:Student
• Institution:Motilal Nehru National Institute of Technology Allahabad Uttar Pradesh, 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: 20

Current Ratings Graph Old Ratings Graph

1729 (-37)RatingProvisional
Rating i Provisional Rating, click to know more

January Challenge 2021 Division 2(2021-01-11 15:00:02)

Global Rank:   3977

Cheated in:   

Ratings System Update

(2021-01-11 15:00:02)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

1729 (+101)RatingProvisional
Rating i Provisional Rating, click to know more

January Challenge 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   3977

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)

None

Practice Paths (0)

None

Contests (20)

September Challenge 2016

Faded Palindromes, Chef and digits of a number, Chef and calculation

October Challenge 2016

Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs

December Challenge 2016

Train Partner

October Cook-Off 2016

Watson asks Does Permutation Exist

August Lunchtime 2016

Studying Alphabet

January Challenge 2017

Cats and Dogs

March Challenge 2017

Xenny and Alternating Tasks

May Challenge 2017

Chef and his daily routine, Courses in an university, Median of adjacent maximum numbers

June Challenge 2017

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

July Challenge 2017

Chef and Sign Sequences, Whats in the Name

August Long Challenge 2017

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

June Cook-Off 2017

Ada and crayons, SnackUp

August Lunchtime 2017

Mathison and the Dynamo shuffle, Mathison and pangrams

January Challenge 2018

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

January Cook-Off 2018

Survive in ChocoLand

February Challenge 2018

Permutation and Palindrome, Car-pal Tunnel, Chef And The Patents, Chef And His Characters

March Challenge 2018 DIV 2

Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minion Chef and Bananas

April Challenge 2018 Division 2

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

January Challenge 2021 Division 2

Fair Elections

Total Problems Solved: 76