Rajesh Kumar

• Username: 3★havingfun
• Country:  India
• Student/Professional:Professional
• Organisation:Directi
• 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: 28

Current Ratings Graph Old Ratings Graph

1776 (-59)RatingProvisional
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June Challenge 2020 Division 2(2020-06-15 15:00:02)

Global Rank:   21871

Cheated in:   

Ratings System Update

(2020-06-15 15:00:02)

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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1776 (+217)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   21871

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 (28)

April Challenge 2012

Double Strings, Fit to Play, Stacking Pancakes

April Cook-Off 2012

Top Batsmen

May Challenge 2012

Jewels and Stones, Lucky lucky number, Divisible Pairs, Remember the recipe

May Cook-Off 2012

Little Elephant and Strings

June Challenge 2012

Little Elephant and Candies, Doom Bakes Cakes, Arranging Cup-cakes

June Cook-Off 2012

Closing the Tweets

July Challenge 2012

Chef's Dream, My Fair Coins, The Gray-Similar Code, Little Elephant and Bubble Sort, Gift Rift, Restaurant Rating

August Challenge 2012

Delivery Boy, Little Elephant and Bombs, Range of Data

August Cook-Off 2012

Code Crazy Minions

September Challenge 2012

Kisses & Hugs, Chef World, Racing Horses, Queries About Numbers, ChefTown Parade, Three is Crowd

October Challenge 2012

Fierce Battles, The New Scheme, Event Organizer, Little Elephant and Order

October Cook-Off 2012

Buying Sweets

November Cook-Off 2012

Little Elephant and Permutations

December Challenge 2012

Granama Recipes, Book Exercises, Magic Rankings

February 2013 Challenge

Buy1-Get1, Climbing Stairs

April Cook-Off 2013

Andrew and the Meatballs, Andrew and the Meatballs again

May Challenge 2013

Matchsticks, Witua and Math, Tree Counting, Password Cracking Challenge, Juno Puzzle for May, Name Reduction, Your Name is Mine, Field Trip

May Cook-off 2013

Subtraction Game 1

June Cook-Off 2013

Attic Crossing

October Cook-Off 2013

Polo the Penguin and the Numbers, Polo the Penguin and the Test

January Challenge 2014

Bon Appetit, Please like me, Chef and Feedback

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid, Subarray GCD, Subarray LCM

July Challenge 2014

Little Elephant and Painting, Dish Owner, Reach The Point, Count Substrings, Chef and Rectangle Genome, Chef and Frogs, Garden Game

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

June Challenge 2016

Chef And The Hiring Event, Chef And Binary Operation, Chef and Coins Game, Chef and cities, Devu and an Array

June Cook-Off 2018 Division 1

Archi and Comparsion

July Challenge 2018 Division 1

No Strings Attached

April Challenge 2020 Division 1

Squared Subsequences

June Challenge 2020 Division 2

Chef and Icecream, Chef and String, Chef and Price Control

Total Problems Solved: 106