Prateek Ranjan

• Username: 3★prateek_ranjan
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Ranchi Jharkhand, 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: 14

Current Ratings Graph Old Ratings Graph

1687 (+62)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2020 Division 2(2020-06-15 15:00:02)

Global Rank:   282

Cheated in:   

Ratings System Update

(2020-06-15 15:00:02)

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?

1687 (-190)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   282

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 (14)

December Challenge 2018 Division 2

Chef and Interactive Contests

February Challenge 2019 Division 2

Appy and Contest

March Challenge 2019 Division 2

Chef and Number Game

April Challenge 2019 Division 2

Maximum Remaining

July Challenge 2019 Division 2

Minimum and Maximum, Chef and Mean

August Challenge 2019 Division 2

Zombie and the Caves, Distribute Apples, Football, Dilemma

October Challenge 2019 Division 2

Array Modification, Operations on a Matrix, Phone Prices

February Challenge 2020 Division 2

The Theatre Problem, School of Geometry, Hard Cash

April Challenge 2020 Division 2

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

May Challenge 2020 Division 2

Triple Sort, Coronavirus Spread, Isolation Centers

Biteration #2 (Rated for Division 2)

A - Books

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Operations on a Tuple, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control

Total Problems Solved: 78