Yashasvi Kundu

• Username: 6★lazyhash
• Country:  India
• Student/Professional:Other
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 23

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2202 (+10)RatingProvisional
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Starters 156 (Rated till 6 stars)(2024-10-16 22:00:00)

Global Rank:   89

Cheated in:   

Ratings System Update

(2024-10-16 22:00:00)

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2040 (+80)RatingProvisional
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May Lunchtime 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   535

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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Contests (23)

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences, Horoscope Matrix, One Zero Swaps, Three Letters

March Cook-Off 2021 Division 2

Consecutive Deletions, Matrix XOR, Guess the Number

February Lunchtime 2021 Division 2

Coprime Range, Palpal Strings, Sed Max, Average Sorting

CodeChef Div 3 Rated Contest 2021 Division 3

Maximum Size Hollow Square, Rectangle, Chef and Patients, Total Overlap, Body Mass Index, Total Score

March Challenge 2021 Division 2

Consecutive Adding, Maximum Topological Sort, Space Arrays, Paparazzi Gennady, College Life 4, Dense Graph, Interesting XOR!

March Lunchtime 2021 Division 1

Lunchtime

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

April Cook-Off 2021 Division 2

Tree Distances, OR of ANDs, Chocolate Monger

April Lunchtime 2021 Division 2

Chef in Heaven , Array Rotation, Bench Press

May Lunchtime 2021 Division 2

Charges, Tom And Jerry 1, Total Components

Starters 138 Division 2 (Rated)

Long Drive, Distinct Substring

Starters 139 Division 2 (Rated)

Sum of N, Destroying Bridges Part 2, Maximum Distance Permutations

Starters 141 Division 2 (Rated)

Redundant Array, Perfect Prefixes, Amphibian Escape

Starters 142 Division 1 (Rated till 5-Stars)

Array Removal, Number Hunt

Starters 143 Division 2 (Rated)

Non-Divisor Array, Binary Conversion

Starters 144 Division 2 (Rated)

Minimise Inversions, Budget Allotment, Largest K

Starters 149 (Rated till 5 stars)

Kill Monsters (Hard Version), Maximise Sum, Chef Loves Beautiful Strings (Hard Version), Chef Loves Beautiful Strings (Easy Version)

Starters 150 (Rated till 6 stars)

Equal Pairs (Hard), Min Ops (Hard), Replacing Game

Starters 151 (rated till 5 stars)

Ball Game, Sequence Search

Starters 152 (Rated till 6 stars)

Completion (Hard), Maximize Hamming Distance, Completion (Easy), Anti-Palindrome Queries

Starters 154 (Rated till 6 stars)

Triangle Count (Easy), GCD and XOR, Count Winning Subarrays, Tree Cut Xor

Starters 155 (Rated till 5 stars)

GCD to 1 (Hard), Replace With First, Replace With First Literally, Prefix Suffix Min Max, Array Concatanation

Starters 156 (Rated till 6 stars)

Balance Difficulties, Interval Cliques, Partition Score

Total Problems Solved: 82