Rahul Gorai

• Username: 4★rgorai
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Kharagpur West Bengal, 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: 36

Current Ratings Graph Old Ratings Graph

1867 (-8)RatingProvisional
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Starters 61 Division 2 (Rated)(2022-10-19 23:00:02)

Global Rank:   807

Cheated in:   

Ratings System Update

(2022-10-19 23:00:02)

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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1867 (-59)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 61 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   807

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 (36)

February Challenge 2020 Division 2

School of Geometry, Hard Cash

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

March Cook-Off 2020 Division 2

Find Your Gift, Box of Chocolates

January Lunchtime 2020 Division 2

Bob and His Friends, Chef and Street Food

February Lunchtime 2020 Division 2

At the Gates, Not All Flavours

April Lunchtime 2020 Division 2

Chef in Fantasy League

July Challenge 2020 Division 2

Ada King, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP

September Challenge 2020 Division 2

A Problem on Sticks, Ada Matrix

October Challenge 2020 Division 2

Positive AND, Covid Run, Chef and Easy Queries

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes, Iron, Magnet and Wall

January Lunchtime 2021 Division 2 (Unrated)

Binary Subsequence, Even Differences, Even Sum

October Cook-Off 2020 Division 2

Split the Str Ing, Decreasing Srrnmieeda, Yet Another Crossover Episode

October Lunchtime 2020 Division 2

AND Plus OR, Chef and Subtree MEXs

November Lunchtime 2020 Division 2

Gasoline Introduction

September Lunchtime 2020 Division 2

GCD operations, Watermelon

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

January Cook-Off 2021 Division 3

Distinct Pair Sums, Maximise Islands, Password

February Challenge 2021 Division 2

Maximise Function

August Challenge 2021 Division 3 (Rated)

Special Triplets, Array Filling, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking

August Cook-Off 2021 Division 2

Different String, Chef and Closure, Equal Difference, Clear the Array

August Lunchtime 2021 Division 2

K-th Maximum, Crossing Blocks, Just a Graph

September Challenge 2021 Division 2 (Unrated)

Shuffling Parities, Airline Restrictions, Travel Pass

September Cook-Off 2021 Division 2

Zebra Crossing, Fake Swaps, Adjacency Hatred

CodeChef Starters 11 Division 2 (Rated)

Positive Spewing, The Grid Fill Problem, Obtain the Sum

CodeChef Starters 13 Division 2 (Rated)

Add and Divide, Chef in Vaccination Queue, Maximum Light Up, Make that Array!, Magical Doors

September Lunchtime 2021 Division 2

Interesting Representation, Balanced and Unique Arrays, Yet another SOD problem

November Cook-Off 2021 Division 1

Product Pain

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, String Game, Partition It, New Piece

November Lunchtime 2021 Division 2

Expected Weight, Strange Minimization, Rapid Re-Orderings

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility , Merged LIS

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Equal MEX, Points and Lines

February Long 2022 - II, Division 2 (Unrated)

Avoid Fixed Points

Starters 42 Division 2 (Rated)

Minimum or Maximum, Divisible by 3

Starters 43 Division 2 (Rated)

Make them Equal, The Optimal Pairs, Distinct Palindrome

Starters 45 Division 2 (Rated)

Even Equal Odd, Xor and Multiply, KBG and GN-Theory, Retrieve the Array, Adjacent Sum Parity

Starters 61 Division 2 (Rated)

Minimise LCS, Weird Subarrays, Subarray Removal

Total Problems Solved: 188