Mayank Singh

• Username: 4★cortana29
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology BHU Varanasi, Uttar Pradesh, India
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 14

Current Ratings Graph Old Ratings Graph

1882 (+56)RatingProvisional
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Starters 83 Division 2 (Rated)(2023-03-29 22:30:02)

Global Rank:   28

Cheated in:   

Ratings System Update

(2023-03-29 22:30:02)

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1826 (-177)RatingProvisional
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April Lunchtime 2022 Division 2(Rated)(2022-12-20 00:00:00)

Global Rank:   37

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

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Learning Paths (0)

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Contests (14)

CodeChef Starters 20 Division 3 (Rated)

Genes, Stable Sequence, Chef and Pal

December Cook-Off 2021 Division 3

Median Minimization, Two Rooks, Friends Meetup, Musical Chairs

December Lunchtime 2021 Division 2

Maximum Trio, Romantic Reversals

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, ChefWM, And Or Union

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Equal LIS, Even Subset Xor

Infinity 2k21 Division 3 (Rated)

Marbles, The Squid Game, Red Light, Green Light

Code Drive Division 2 (Rated)

Sum this up, Again XOR problem, Count Number of Peaks

Exun 2021-22 Division 2 (Rated)

Aujasvit and the Circle Game, Vedant and his Hidden Array, Sarthak and his Magic Grid

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility , Merged LIS

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros, Permutation XOR Sum

CodeChef Starters 24 Division 2 (Rated)

Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

CodeChef Starters 34 Division 2 (Rated)

Binary Mismatch, Good Permutation, Binary String Xor, Average Array

April Lunchtime 2022 Division 2(Rated)

Buckets Full of Candies, Pair Pain, Secret Machine Mania

October Long 2022 Division 1 (Unrated)

Binary Substituition

Starters 83 Division 2 (Rated)

Construct String, Order by XOR, Rotate to Minimum

Total Problems Solved: 83