Antarpreet Singh

• Username: 3★f03nix
• Student/Professional:Professional
• Organisation:Quark Inc
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 25

Current Ratings Graph Old Ratings Graph

1651 (-17)RatingProvisional
Rating i Provisional Rating, click to know more

January Challenge 2015(2015-01-12 15:00:00)

Global Rank:   4095

Cheated in:   

Ratings System Update

(2015-01-12 15:00:00)

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?

1651 (+94)RatingProvisional
Rating i Provisional Rating, click to know more

January Challenge 2015(2022-12-20 00:00:00)

Global Rank:   4095

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)

None

Practice Paths (0)

None

Contests (25)

March 2010 Contest

Tri-Hexagonal Puzzle

April 2010 Contest

Adding Fractions

May 2010 Contest

Rendezvous, Summing Slopes, Nice Quadrangles

June 2010 Contest

Graph Counting, Pricing Tollbooths, Robot Game, Prime Pattern, Squirrel and chestnut

July 2010

Maximal crosses

September 2010 Challenge

Brush Fire

October 2010 Challenge

Count palindromes

The January 2011 Cook-Off

Holes in the text

December Cook-Off

Ciel and A-B Problem

February 2012 Challenge

Lucky Long, Word Counting, Count of Maximum

March 2012 Challenge

Free Shuttle Service, Home Delivery, Spoon in Matrix

April Challenge 2012

Fit to Play, Double Strings

June Challenge 2012

Little Elephant and Candies, Arranging Cup-cakes

January Challenge 2013

Chef of the Year, The Minimum Number Of Moves

November Challenge 2013

Uncle Johny

December Challenge 2013

Chef and Codes, Magic Pairs

January Challenge 2014

Magic Trick, Sereja and Graph, ForbiddenSum, Meteor, Byteland Tours, Bon Appetit, Please like me, Chef and Feedback

February Challenge 2014

Make Him Happy, Colored Array, Little Elephant and Subarrays, Longest Common Pattern, Draughts

March Challenge 2014

Team Split, Walk, Little Chef and Numbers

May Challenge 2014

Chef-jumping

June Challenge 2014

Chef and Subarray

August Challenge 2014

The Leaking Robot, Chef and Gift

January Challenge 2015

Chef and Stones, Gcd Queries

Total Problems Solved: 107