Rahul Ranjan

• Username: 2★raul1rnjn535_3
• Country:  India
• Student/Professional:Student
• Institution:International Institute of Information Technology, Bangalore Bangalore
• 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: 44

Current Ratings Graph Old Ratings Graph

1583 (-41)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 193 (Rated)(2025-07-02 22:30:02)

Global Rank:   1594

Cheated in:   

Ratings System Update

(2025-07-02 22:30:02)

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?

1624 (+79)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   4548

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 (44)

November Challenge 2013

Uncle Johny

December Cook-off 2013

Chef and Girlfriend

January Challenge 2014

Chef and Feedback, Please like me

February Cook-Off 2014

Chef and Remissness

March Cook-Off 2014

Dividing Stamps

April Cook-Off 2014

Snape and Ladder

July Cook-Off 2014

Copy-Paste, Sum Queries

September Cook-Off 2014, ACM-ICPC Warm up

Subarray GCD

October Cook-Off 2014

The Army, Walk on the Axis

November Cook-Off 2014

Brackets

February Challenge 2014

Make Him Happy, Little Elephant and Subarrays, Longest Common Pattern

March Challenge 2014

Team Split, Binary Tournament, Walk, Little Chef and Numbers

April Challenge 2014

Shortest Path in Binary Trees, Chef and Digits, Farmer Feb

May Challenge 2014

Compilers and Parsers, Chef-jumping, Stone

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

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

August Challenge 2014

The Leaking Robot, Cleaning Tables, Chef and Gift

September Challenge 2014

Fun with Rotation, Chef and sequence, Chef and Rainbow Array - 2, Factorisation, Chef and Left-Right

October Challenge 2014

Remy paints the fence, Chef and Ground, Chef and Painting, Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Distinct Characters Subsequence, The Spelling Problem, Let us construct palindrome, Chef and Red Black Tree, Chef and Segment Game

June Lunchtime 2014

The Smallest Pair

September Lunchtime 2014

Chef and easy problem

October Lunchtime 2014

Tanu and Head-bob

January Challenge 2015

One Dimensional Kingdoms, Gcd Queries, Sereja and Votes, Chef and A Large Permutation, Sereja and Number Division 2, Chef and Stones

January Lunchtime 2015

Piece of cake

April Challenge 2015

Chef and Interview, Broken Telephone, Chef and Piano Scales

April Cook-Off 2015

Equality

May Cook-off 2018 Division 2

Secret Recipe

May Challenge 2018 Division 2

Xor Again, Dibs on Fibs, Minimum Deletions, Mighty Friend

August Challenge 2018 Division 2

Modular GCD, Problem Sort, Sheokand and Number, Spell Bob

September Challenge 2018 Division 2

Magician versus Chef, Chef and Adventures

ProCon 2018 (Rated for all)

The Great Run, Kill them with your success

Starters 193 (Rated)

Count Odd Even Divisors

Total Problems Solved: 176