M Krishna Kumar

• Username: 5★code_witcher
• Country:  India
• Student/Professional:Student
• Institution:Home Schooling
• 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: 6

Current Ratings Graph Old Ratings Graph

2069 (-11)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2017(2017-12-11 15:00:00)

Global Rank:   648

Cheated in:   

Ratings System Update

(2017-12-11 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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2069 (+69)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2017(2022-12-20 00:00:00)

Global Rank:   648

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 (6)

September Challenge 2017

Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums, Sereja and Commands

October Challenge 2017

Chef and Magic Arrays, Chef and a great voluntary Program, Chef and Cycled Cycles, Shooting on the array, Max Mex, Counter Test For CHEFSUM, A Balanced Contest

November Challenge 2017

Chef and Subarray Queries, Villages and Tribes, Periodic Palindrome Construction, Chef goes Left Right Left, Chef Hates Palindromes

December Challenge 2017

Total Diamonds, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Chef and Hamming Distance of arrays

September Cook-Off 2017

Infinite OR Game, Statistics Construction, Subsequence Equality

September Lunchtime 2017

Chef and Dice, Chef and Cook-Off Contests

Total Problems Solved: 38