Tathagat Kumar

• Username: 2★blackhat130
• Country:  India
• Student/Professional:Student
• Institution:ABV - Indian Institute of Information Technology and Management Gwalior 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: 25

Current Ratings Graph Old Ratings Graph

1592 (+5)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 50 Division 2 (Rated)(2022-08-03 23:00:02)

Global Rank:   1298

Cheated in:   

Ratings System Update

(2022-08-03 23:00:02)

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?

1592 (-18)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 50 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1298

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 (25)

May Challenge 2019 Division 2

Reduce to One

June Challenge 2019 Division 2

Road Signs, Chef and Ingredients, Chef and Proxy, Guddu on a Date

June Lunchtime 2019 Division 2

Magda and Silly Pairs, Ping Paja Pong

July Challenge 2019 Division 2

Minimum and Maximum, Chef and Mean

July Cook-Off 2019 Division 2

Playing with Strings

August Challenge 2019 Division 2

Distribute Apples, Zombie and the Caves, Football, Dilemma, Guddu and his Mother

August Lunchtime 2019 Division 2

Eidi Gift

September Challenge 2019 Division 2

Easy Fibonacci, Chef and Interesting Subsequences

November Challenge 2019 Division 2

Hard Sequence, Weapon Value

January Challenge 2020 Division 2

Breaking Bricks, Equality, Chef and Dynamo, Doraemon

February Challenge 2020 Division 2

No Change Required, The Theatre Problem, School of Geometry, Hard Cash

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

Squared Subsequences, COVID Pandemic and Long Queue, Leaked Answers (Challenge), Sell All the Cars, Unit GCD, Strange Number

January Challenge 2021 Division 2

Fair Elections

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences, One Zero Swaps

February Challenge 2021 Division 2

Maximise Function, Team Name, Frog Sort, Prime Game

March Challenge 2021 Division 2

Interesting XOR!

April Challenge 2021 Division 3

Chef and Dice, Valid Pair, World Record, Strong Language

May Lunchtime 2021 Division 3

Birthday Gifts, Charges, Hoop Jump, Tom And Jerry 1

May Challenge 2021 Division 3 (Rated)

Xor Equality, Solubility, Golf

SnackDown 2021 - Online Qualifiers

Lucky Number

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement

CodeChef Starters 32 Division 2 (Rated)

Flip Sorting, Finding Shoes, Maximize the Minimum

July Lunchtime 2022 Division 2 (Rated)

Easy Pronunciation, Yet Another Palindrome Making Problem, Maximum Median Matching

Starters 48 Division 2 (Rated)

Fill The Grid, Make Palindrome 2

July Long Two 2022 Division 3 (Rated)

Sum of Product 1, Hungry Chef, To Divide or Not To Divide, Chef in his Office, Maximize Difference

Starters 49 Division 3 (Rated)

N Buttons 1 Bulb, Split The String, High Frequency, Monks, Valid Minimum

Starters 50 Division 2 (Rated)

Permutation GCD, Sum Product Segments, Average Permutation

Total Problems Solved: 107