Koushik Karna

• Username: 5★xcoder56
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Calicut
• 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: 14

Current Ratings Graph Old Ratings Graph

2014 (+24)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 117 Division 2 (Rated)(2024-01-17 22:00:02)

Global Rank:   147

Cheated in:   

Ratings System Update

(2024-01-17 22:00:02)

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?

NA? (+NA)RatingProvisional
Rating i Provisional Rating, click to know more

None(None)

Global Rank:   0

Cheated in:   

Ratings System Update

(None)

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)

None

Practice Paths (0)

None

Contests (14)

Starters 87 Division 4 (Rated)

Buy Ten Packets, Four Tickets, AB plus C, Return the Change, Existence

Starters 88 Division 4 (Rated)

Chef and Asteroids, Unstable Subarray, Masterchef finals, Online or Offline, Largest and Second Largest

Starters 91 Division 2 (Rated)

Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation

Starters 92 Division 2 (Rated)

Dividing into Groups, Dotify Playlist, Distance Coloring, Beautification of array, Rectangular Tiling

Starters 93 Division 2 (Rated)

Break Free, NASA, Problem

Starters 98 Division 2 (Rated)

3-Blast Palindrome, Airport Management, Ball Distribution

Starters 99 Division 2 (Rated)

Exclusion-Inclusion, Card Swipe, Segment Three

Starters 103 Division 2 (Rated)

Unique xor, Divisible By 8, Dice Number

Starters 104 Division 2 (Rated)

Lexicographically Largest , Maximise Sum, GCD and LCM

Starters 112 Division 2 (Rated)

Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Permutation Construction, Max Nutrition

Starters 114 Division 2 (Rated)

Rock-Paper-Scissors, Christmas Candy, Yet another Matrix problem

Starters 115 Division 2 (Rated)

Greedy LIS Algorithm, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree

Starters 116 Division 2 (Rated)

Chef Product, ORST , Access Control

Starters 117 Division 2 (Rated)

Equality Etiquette, Spread Spree, Not Prime Permutation, Spell Shortening

Total Problems Solved: 210