krishna

• Username: 2★krishna95
• Country:  India
• Student/Professional:Student
• Institution:College of Engineering, Guindy Chennai, Tamil Nadu, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 31

Current Ratings Graph Old Ratings Graph

1497 (-36)RatingProvisional
Rating i Provisional Rating, click to know more

August Long Challenge 2017(2017-08-18 15:00:00)

Global Rank:   7217

Cheated in:   

Ratings System Update

(2017-08-18 15:00:00)

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?

1497 (+111)RatingProvisional
Rating i Provisional Rating, click to know more

August Long Challenge 2017(2022-12-20 00:00:00)

Global Rank:   7217

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 (31)

January Challenge 2014

Chef and Feedback

July Challenge 2014

Count Substrings

September Challenge 2014

Fun with Rotation, Chef and Left-Right

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Distinct Characters Subsequence

September Lunchtime 2014

Chef and easy problem

January Challenge 2015

Sereja and Votes, Gcd Queries, One Dimensional Kingdoms, Chef and Stones

February Challenge 2015

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

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix

October Challenge 2015

Count Subarrays, Who dares to be a millionaire

December Challenge 2015

Chef and the stones, Plane Division

September Mega Cook-Off 2015

Forgotten Language, Stacks

October Cook-Off 2015

Almost Sorted Permutation

November Cook-Off 2015

Sereja and Line, Sereja and Array and Subtracting

February Lunchtime 2015

Lucky Four

February Challenge 2016

Chef-Detective

March Challenge 2016

Palindromic substrings

April Challenge 2016

Chef and Ballons, Chef And Coloring

June Challenge 2016

Devu and an Array

February Cook-Off 2016

Puppy and Sum

March Cook-Off 2016

Alternating subarray prefix

May Cook-Off 2016

Phantasialand

Total Problems Solved: 42