rounak raj

• Username: 3★rounak_raj
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology Mesra Ranchi, Jharkhand, 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: 30

Current Ratings Graph Old Ratings Graph

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June Challenge 2019 Division 1(2019-06-17 15:00:00)

Global Rank:   934

Cheated in:   

Ratings System Update

(2019-06-17 15:00:00)

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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1655 (-68)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2019 Division 1(2022-12-20 00:00:00)

Global Rank:   934

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 (30)

April Cook-Off 2014

Snape and Ladder

June Cook-Off 2014

Counting Flags

September Cook-Off 2014, ACM-ICPC Warm up

Subarray GCD

October Cook-Off 2014

The Army, Walk on the Axis

April Challenge 2014

Farmer Feb, Shortest Path in Binary Trees

May Challenge 2014

Chef-jumping

June Challenge 2014

Chef and Subarray, Guessing Game

July Challenge 2014

Count Substrings

August Challenge 2014

The Leaking Robot, Chef and Gift

September Challenge 2014

Chef and Rainbow Array - 2, Chef and Left-Right, Fun with Rotation

October Challenge 2014

Remy paints the fence, Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence

December Challenge 2014

Chef and Apple Trees

September Lunchtime 2014

Chef and easy problem

October Lunchtime 2014

Tanu and Head-bob

January Challenge 2015

Chef and Stones, Gcd Queries

January Cook-Off 2015

Suraj goes shopping

February Challenge 2015

Chef and Chain, Let us play with rank list, Chef and Equality

March Challenge 2015

Chef and Notebooks

February Cook-Off 2015

Fit Squares in Triangle

April Cook-Off 2015

Equality, Version Control System

May Cook-Off 2015

Devu and friendship testing, Devu and decorating birthday cake

June Cook-Off 2015

Strange operations

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

March Lunchtime 2015

Chef Anup

Total Problems Solved: 174