Nipun Aggarwal

• Username: 2★nipun28
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Roorkee Uttarakhand, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 45

Current Ratings Graph Old Ratings Graph

1495 (-1)RatingProvisional
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Starters 61 Division 4 (Rated)(2022-10-19 23:00:06)

Global Rank:   4509

Cheated in:   

Ratings System Update

(2022-10-19 23:00:06)

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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1495 (+168)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 61 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   4509

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)

February Challenge 2020 Division 2

School of Geometry

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem

December Cook-Off 2020 Division 2

Minimum Attendance Requirement

October Lunchtime 2020 Division 2

AND Plus OR

November Lunchtime 2020 Division 2

Gasoline Introduction

Byterace IIT Patna Division 2 (Rated)

The Begining Era Of Cyberverse

February Challenge 2021 Division 3

Chef and Meetings, Maximise Function, Highest Divisor

SPYBITS IIT BHU Division 3 (Rated)

B - Valentine Couples, A - Save Water Save Life

May Cook-Off 2021 Division 3

Marathon

June Lunchtime 2021 Division 3

HTML Tags, Richie Rich

July Challenge 2021 Division 3 (Rated)

Maximum Production, Relativity

July Cook-Off 2021 Division 2

XOR-ORED

CodeChef Starters 6 Division 3 (Rated)

Joker and Batman, Three Dices, Cricket Ranking

CodeChef Starters 7 Division 3 (Rated)

Ceiling Sum, Maximum Array Xor, Chess Format, Food Chain

August Cook-Off 2021 Division 2

Different String

August Lunchtime 2021 Division 3

Maximum Length Even Subarray, Programming Languages

CodeChef Starters 9 Division 2 (Unrated)

Black cells in a chessboard, Large Square, Bus full of passengers

CodeChef Starters 11 Division 3 (Rated)

The Grid Fill Problem, Find the Direction, Obtain the Sum, The Two Dishes

CodeChef Starters 12 Division 3 (Rated)

Good Weather

CodeChef Starters 14 Division 3 (Rated)

Diagonal movement, FIXFIX, RCB and Playoffs

December Lunchtime 2021 Division 3

Chef and Vacation Transportation , Chef Loves 1010, Maximum Trio, Romantic Reversals

CodeChef Starters 21 Division 2 (Rated)

Devendra and Water Sports, Akash and Grid, And Or Union, Covid and Theatre Tickets

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence

Exun 2021-22 Division 2 (Rated)

Sarthak and his Magic Grid, Vedant and his Hidden Array

January Cook-Off 2022 Division 3

Palindromes Not Allowed, Mask Policy, Hungry Ashish

CodeChef Starters 23 Division 3 (Rated)

Average of Three, Chef and Profits, Subarray Mex

January Lunchtime 2022 Division 2

Subarray permutations

CodeChef Starters 25 Division 2 (Rated)

Points and Lines, Fit in Data Type, Chef and His Fruit Stand

February Cook-Off 2022 Division 2

Prefix Permutation

CodeChef Starters 26 Division 3 (Rated)

Careless Chef, Count the Notebooks, Hostel Room, Control the Pollution

CodeChef Starters 27 Division 3 (Rated)

Distinct Binary Strings, Too many items, Blackjack, The product mystery

CodeChef Starters 28 Division 2 (Rated)

Count the Holidays

CodeChef Starters 29 Division 3 (Rated)

Bomb the base

CodeChef Starters 30 Division 3 (Rated)

Gift Shop and Coupon, Chef and Water Bottles, Swapping Chefs Way, Balanced Reversals

CodeChef Starters 31 Division 3 (Rated)

Alternating String, Sign Moves, Group Assignment

CodeChef Starters 32 Division 3 (Rated)

Binary String Cost, Finding Shoes

April Lunchtime 2022 Division 3(Rated)

Mario and Bullet

Starters 38 Division 4 (Rated)

Chef gives Party, Get Subscription, Good Pairs, Dominant Army, Circular Track

May Lunchtime 2022 Division 4 (Rated)

Bucket and Water Flow , Apples and Oranges, How many unattempted problems, Problems in your to-do list

Starters 39 Division 4 (Rated)

Compress the Video, Closest Vowels, Recent contest problems, My very 1st contest!, A or B, Chess Ratings

July Cook-Off 2022 Division 4 (Rated)

Enough Space, Chef Drinks Tea, High Accuracy

Starters 42 Division 4 (Rated)

Age Limit, Equal Distribution, Minimum number of Flips

Starters 61 Division 4 (Rated)

Different Consecutive Characters , Reach on Time, Odd Sum Pair

Total Problems Solved: 177