ranjan

• Username: 4★ranjanvittal
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Madras
• CodeChef Pro Plan: No Active Plan. View Details

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

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No. of Contests Participated: 31

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October Challenge 2018 Division 2(2018-10-20 15:00:03)

Global Rank:   3234

Cheated in:   

Ratings System Update

(2018-10-20 15:00:03)

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1809 (+165)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   3234

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 (31)

October Cook-Off 2013

Polo the Penguin and the Test

November Challenge 2013

Superpowers of 2, Uncle Johny, Square Digit Squares, Missing some chairs

December Challenge 2013

Funny Marbles, Magic Pairs, Rectangular Queries

January Challenge 2014

Bon Appetit, Please like me, Chef and Feedback

January Cook-off 2014

Chef and the Cake I

February Cook-Off 2014

Chef and Kingship, Chef and Remissness

March Cook-Off 2014

Dividing Stamps

October Cook-Off 2014

The Army, Walk on the Axis

February Challenge 2014

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

March Challenge 2014

Binary Tournament, Mike and Stamps, Little Chef and Numbers, Walk, Sereja and Sorting 2, Team Split

May Challenge 2014

Compilers and Parsers, Chef-jumping

October Challenge 2014

Chef and Ground

November Challenge 2014

Let us construct palindrome, Chef and Red Black Tree, Distinct Characters Subsequence, Sereja and Permutations, Fombinatorial, Chef and Words, Chef and Segment Game

February Lunchtime 2014

Sereja and ASum

January Challenge 2015

Chef and Stones

May Challenge 2015

Chef and Prime Divisors, Set Difference , Chef and new recipe

June Challenge 2015

Steady tables, Chef and Memory Limit, Chef and Polygons

July Challenge 2015

Chef and Cube, Rohith and Circles, Bread, MasterChef, Sereja and Game 2, Na2a and lucky stone

August Challenge 2015

Way Out, Gravity Guy, Devu And Churu , Cooking Machine, Aditi and Magic Trick, Chef and insomnia, Chef and Path

September Challenge 2015

Count Steps in Matrix, Cracking the Code, Lighthouses, Bank robbery, Nikitosh and xor, Chain of Doughnuts

October Challenge 2015

Time measure, Count Subarrays, Who dares to be a millionaire

June Cook-Off 2015

Ankit, Srijan and a game of stone piles, Strange operations

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

September Mega Cook-Off 2015

Forgotten Language, Stacks, Super Numbers

October Cook-Off 2015

Word Stem, Almost Sorted Permutation

July Challenge 2016

Andrash and Stipendium, Chef and Tetris, Chefland and Electricity

June Challenge 2017

Triplets, Pairwise union of sets, Xenny and Coin Rankings, Chef and the Feast, Cloning, A Good Set, Chef and Prime Queries

October Challenge 2017

Max Mex

February Challenge 2018

Lucas Theorem, Chef And Land Labeling

March Challenge 2018 DIV 2

Pishty and Triangles, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors

October Challenge 2018 Division 2

Chef and Surprise Chessboard, Chef and Circles

Total Problems Solved: 113