Yuvraj Singh

• Username: 2★reg1reg1_1
• 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: 13

Current Ratings Graph Old Ratings Graph

1452 (-272)RatingProvisional
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October Challenge 2014(2014-10-13 15:00:00)

Global Rank:   6421

Cheated in:   

Ratings System Update

(2014-10-13 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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1452 (+22)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2014(2022-12-20 00:00:00)

Global Rank:   6421

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 (13)

August Challenge 2013

Little Elephant and Lemonade

September Challenge 2013

Chef and Integers , CAO Stage-1

October Challenge 2013

Little Elephant and Bamboo, Helping Lira, Maxim and Dividers

November Challenge 2013

Superpowers of 2, Uncle Johny, Square Digit Squares, Missing some chairs

December Challenge 2013

Chef and Codes, Rectangular Queries, Reign, Magic Pairs, Funny Marbles

January Challenge 2014

Magic Trick, Bon Appetit, Please like me, Chef and Feedback

February Challenge 2014

Make Him Happy, Little Elephant and Subarrays, Longest Common Pattern

March Challenge 2014

Team Split, Walk, Little Chef and Numbers

April Challenge 2014

Counting Matrices, Farmer Feb, Chef and Digits, Shortest Path in Binary Trees

May Challenge 2014

Chef-jumping, Stone, Compilers and Parsers

July Challenge 2014

Chef and Frogs, Count Substrings, Reach The Point, Dish Owner

September Challenge 2014

Chef and Left-Right, Fun with Rotation

October Challenge 2014

Chef and Ground

Total Problems Solved: 68