Naina Jalan

• Username: 2★jalan95
• 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 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 12

Current Ratings Graph Old Ratings Graph

1594 (+9)RatingProvisional
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June Challenge 2017(2017-06-12 15:00:00)

Global Rank:   3907

Cheated in:   

Ratings System Update

(2017-06-12 15:00:00)

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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1594 (+20)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2017(2022-12-20 00:00:00)

Global Rank:   3907

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 (12)

January Long Challenge 2016

Devu and Perfume, Churu and Balls

February Challenge 2016

Chef and Strange Operations, Devu and a light discussion, Chef-Detective

March Challenge 2016

Palindromic substrings, maximize the sum

April Challenge 2016

Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring

June Challenge 2016

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

September Challenge 2016

Chef and digits of a number, Faded Palindromes

March Cook-Off 2016

Digital clock, Alternating subarray prefix

May Cook-Off 2016

Phantasialand

July Cook-Off 2016

Chef and Proportion

February Lunchtime 2016

Chef and Socks, Chef and Tic-Tac-Toe

July Lunchtime 2016

Drumpf for President!, Lumpy - The Bus Driver

June Challenge 2017

A Good Set, Xenny and Coin Rankings, Triplets

Total Problems Solved: 77