Vishal Kumar

• Username: 5★klahsiv
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Patna Bihar, 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: 15

Current Ratings Graph Old Ratings Graph

2117 (-27)RatingProvisional
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August Lunchtime 2022 Division 1 (Rated)(2022-08-22 23:00:00)

Global Rank:   173

Cheated in:   

Ratings System Update

(2022-08-22 23:00:00)

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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2117 (-33)RatingProvisional
Rating i Provisional Rating, click to know more

August Lunchtime 2022 Division 1 (Rated)(2022-12-20 00:00:00)

Global Rank:   173

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 (15)

February Lunchtime 2022 Division 3

Good Program, Four Equidistant Points on a Grid, Magnet Sort, Parallel Processing, Watching Movies at 2x

CodeChef Starters 27 Division 4 (Rated)

Distinct Binary Strings, Non Coprime Neighbours, Get Lowest Free, Too many items, Shopping Change, Blackjack, The product mystery, String Reverse

February Cook-Off 2022 Division 4

Complete the credits, Prefix Permutation, Peaceful Party, Lazy Salesman, Guess the bottom face, PerMEXuation , Perfect Permutation

CodeChef Starters 28 Division 2 (Rated)

Travelling in the Graph, Permutation Xority, Interactive Tree, Count the Holidays, Interactive Tree 2

CodeChef Starters 29 Division 2 (Rated)

Decomposition Reaction, String protocol, Plusle and Minun on Array

March Cook-Off 2022 Division 2

Fixed Weight, Janmansh at Fruit Market, Equal Mex Splitting, Alternating Divisibility

March Lunchtime 2022 Division 2

Sad Splits, Winter, Adjacency Love, Separate Them All

CodeChef Starters 32 Division 1 (Unrated)

Finding Shoes

April Lunchtime 2022 Division 1(Rated)

Secret Machine Mania

Starters 36 Division 1(Unrated)

Who is taller!, Presents for Cheffina

May Lunchtime 2022 Division 1 (Rated)

Maximum Pairwise Modular Sum

Starters 39 Division 1 (Unrated)

Compress the Video, Minimize Blocked Roads, Closest Vowels, Even Subarray XOR

Starters 40 Division 1 (Unrated)

Difficulty Rating Order, Infinity Staircase, Or Permutation, Good Pairs, Take discount or Not

July Cook-Off 2022 Division 1 (Rated)

Segmentation Fault, Subsequence LCM

Starters 41 Division 1 (Unrated)

Equal Integers, Remove and Add, Is this priority or parity!, Path Parity

June Cook-Off 2022 Division 1 (Rated)

Simple XOR, Split AND Sum

Starters 42 Division 2 (Rated)

Maximise Set Bits , Minimum or Maximum, Divisible by 3

Starters 44 Division 1 (Unrated)

Triple Xor, Dense Bracket Sequence, Atleast and Atmost

Starters 43 Division 2 (Rated)

Make them Equal, The Optimal Pairs, Permutation AND, Distinct Palindrome

June Lunchtime 2022 Division 1 (Rated)

The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, Minimum Xor On Segment

Starters 46 Division 1 (Unrated)

Sort the String, Array sorting, Prime Xor, Vowel Anxiety

July Lunchtime 2022 Division 1 (Rated)

Tree Interval Queries, Tree Retrieval, Consecutive XOR, Largest Family

Starters 48 Division 1 (Unrated)

Fill The Grid, Make Palindrome 2, Positive array

Starters 50 Division 1 (Unrated)

Mileage matters, Average Permutation, Nearest Court, Discount, Sum Product Segments, Permutation GCD, Air Blimp

August Lunchtime 2022 Division 1 (Rated)

Tree Coloring, Subtract 12 Operation

Starters 53 Division 1 (Unrated)

Car Trip, Greater Average, Odd Pairs, Make A and B equal, Weights

Starters 61 Division 1 (Unrated)

Minimise LCS, Weird Subarrays, Subarray Removal

Total Problems Solved: 178