praguna singh

• Username: 2★drake14
• Country:  India
• Student/Professional:Student
• Institution:Manipal Institute of Technology, Manipal Karnataka
• 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: 31

Current Ratings Graph Old Ratings Graph

1442 (+18)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2018 Division 2(2018-10-20 15:00:03)

Global Rank:   3255

Cheated in:   

Ratings System Update

(2018-10-20 15:00:03)

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?

1442 (-48)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   3255

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 (31)

October Cook-Off 2014

Walk on the Axis

May Challenge 2014

Compilers and Parsers, Stone, Chef-jumping

June Challenge 2014

Chef and Subarray

October Challenge 2014

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

January Challenge 2015

Chef and Stones

April Challenge 2015

Broken Telephone

July Challenge 2015

Na2a and lucky stone, Chef and Cube

September Challenge 2015

Count Steps in Matrix

October Challenge 2015

Count Subarrays, Who dares to be a millionaire

June Cook-Off 2015

Strange operations

July Cook-Off 2015

Cops and the Thief Devu, Maximize Disjoint Pair Sum

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

September Mega Cook-Off 2015

Forgotten Language

December Cook-Off 2015

Chef and Subarrays

July Lunchtime 2015

Greedy puppy

March Challenge 2016

Palindromic substrings

April Challenge 2016

Chef And Coloring

May Challenge 2016

Laddu

May Challenge 2017

Chef and his daily routine

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

Total Problems Solved: 36