Rounak Sen

• Username: 2★rony000013
• Country:  India
• Student/Professional:Student
• Institution:Academy of Technology Kolkata, West Bengal, 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: 35

Current Ratings Graph Old Ratings Graph

1429 (-20)RatingProvisional
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Starters 79 Division 3 (Rated)(2023-03-01 23:00:04)

Global Rank:   2547

Cheated in:   

Ratings System Update

(2023-03-01 23:00:04)

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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1449 (+3)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 69 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   989

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 (35)

July Cook-Off 2022 Division 4 (Rated)

Enough Space, Chef Drinks Tea, High Accuracy

June Long One 2022 Division 4 (Rated)

Chairs Requirement, Subscriptions, Divisible by i , Possible GCD, Alternate Additions, Equal Strings

Starters 44 Division 4 (Rated)

Biryani classes, Air Hockey, The Attack of Knight

Starters 43 Division 4 (Rated)

Burgers, DNA Storage, Joining Date, Waiting Time

June Lunchtime 2022 Division 4 (Rated)

It is My Serve, Too many Floors, Determine the Score

June Long Two 2022 Division 4 (Rated)

Count the ACs, Make all equal using Pairs, Complementary Strand in a DNA, Fitness

Starters 45 Division 4 (Rated)

Chef and his Apps, Best of Two, Retrieve the Array, Adjacent Sum Parity, Change Row and Column Both

July Long One 2022 Division 4 (Rated)

Bidding, Slow Solution, Pass the Exam, Chef and Candies

Starters 47 Division 4 (Rated)

Chef On Date, Minimum Coins, Chess Time

July Lunchtime 2022 Division 4 (Rated)

Interior Design, The Last Levels, Easy Pronunciation, True and False Paper

Starters 48 Division 4 (Rated)

Buy Lamps, Passes for Fair, Fill Candies

July Long Two 2022 Division 4 (Rated)

Chef in his Office, Insurance, Hungry Chef

Starters 49 Division 4 (Rated)

N Buttons 1 Bulb, Is it hot or cold, Maximise the Tastiness

Starters 50 Division 4 (Rated)

Permutation GCD, Discount, Mileage matters, Nearest Court

Starters 51 Division 4 (Rated)

Split N, Final Population, TV Discount, Dominant Element

August Long 2022 Division 4 (Rated)

Sale Season, Hello Equation, Two Trains, Maximum Submissions, Make A and B equal

Starters 52 Division 4 (Rated)

AI Analysing Code, Minimum Sum, WA Test Cases, Air Conditioner Temperature

August Lunchtime 2022 Division 4 (Rated)

Test Averages, Candy Distribution, Equalizing Numbers, Easy Permutation, Array Equality, Height of Rationals

Starters 53 Division 3 (Rated)

Car Trip, Odd Pairs, Weights

Starters 54 Division 4 (Rated)

Equal Distinct, Number of Credits, Ticket Fine

Starters 55 Division 3 (Rated)

Balls and Boxes, Permutation Clear, Mean and Median, Broken Phone

September Long 2022 Division 3 (Rated)

Speed Limit Test, Bob at the Bank, Interesting Subarray, Good Pairs

Starters 56 Division 4 (Rated)

Nearest Exit, Chefland Games, Maximize Colours, Far Away

September Lunchtime 2022 Division 4 (Rated) (Based on EJOI)

Sleep deprivation, Flip the cards, Equalize AB

Starters 58 Division 4 (Rated)

Break the elements, Ranklist Pages, Reach the Target, Remove Bad elements

October Long 2022 Division 4 (Rated)

Podium Finish, Minimum Pizzas, Building Race

Starters 63 Division 4 (Rated)

Packing Books, Tasty Decisions, Avoid Squares Please

Starters 64 Division 4 (Rated)

Mario and the Broken String, Luigi and Uniformity, Distinct Colors, Water Consumption

Starters 65 Division 3 (Rated)

Candies, Hackerman

November Long 2022 Division 3 (Rated)

MaxEdges, Split and Maximize, Spliting Balls, String Game

Starters 67 Division 3 (Rated)

Expensive Steps , Minimum Number of Ones, Counting Problem

Starters 68 Division 3 (Rated)

Expense List, Make AP, Make Money

Starters 69 Division 4 (Rated)

Akash and Dinner, Rain in Chefland, Scalene Triangle, Convert to permutation

December Long 2022 Division 4 (Rated)

Gcd of Subarrays, Good Investment or Not, Divisible by K, Reach fast, Maximise XOR

Starters 79 Division 3 (Rated)

Distinct Opposite Sums, Better Deal

Total Problems Solved: 150