Rahul Yadav

• Username: 5★rj_yadav18
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Kurukshetra Thanesar, Haryana, India
• 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: 30

Current Ratings Graph Old Ratings Graph

2005 (+11)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2016(2016-06-25 22:30:00)

Global Rank:   156

Cheated in:   

Ratings System Update

(2016-06-25 22:30:00)

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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2005 (+21)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2016(2022-12-20 00:00:00)

Global Rank:   156

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 (30)

November Challenge 2014

Distinct Characters Subsequence

January Challenge 2015

Chef and Stones

January Cook-Off 2015

Suraj goes shopping

January Lunchtime 2015

Piece of cake

February Challenge 2015

Chef and Chain, Let us play with rank list, Chef and Equality

March Challenge 2015

Chef and Notebooks, Devu and his Class, Sign Wave

April Challenge 2015

Chef and Interview, Broken Telephone, Division of Lands, Chef and Piano Scales

May Challenge 2015

Set Difference , Chef and new recipe, Chef and Prime Divisors, Devu and binary String

June Challenge 2015

Sereja and Matrix Division, Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons

July Challenge 2015

Addition and Multiplication, Sereja and Game 2, Bread, MasterChef, Na2a and lucky stone, Chef and Cube

October Challenge 2015

Rupsa and Equilateral Triangle, Spheres, Count Subarrays, Who dares to be a millionaire, Time measure

February Cook-Off 2015

Fit Squares in Triangle

April Cook-Off 2015

Equality, Version Control System

June Cook-Off 2015

Strange operations

September Mega Cook-Off 2015

Forgotten Language, Stacks

October Cook-Off 2015

Word Stem, Almost Sorted Permutation

November Cook-Off 2015

Sereja and Line, Sereja and Array and Subtracting

February Lunchtime 2015

Lucky Four

May Lunchtime 2015

Devu and Grapes

June Lunchtime 2015

Chef and Two Strings

August Lunchtime 2015

Minimum Maximum, Churu and lost string

October Lunchtime 2015

emitL

March Challenge 2016

Palindromic substrings, Chef and Number Guessing, maximize the sum, Chef And Special Dishes

February Cook-Off 2016

Puppy and Board, Puppy and Sum

March Cook-Off 2016

Digital clock, Alternating subarray prefix, Dual Nim

January Lunchtime 2016

Triangle Classification

February Lunchtime 2016

Chef and Socks, Chef and Tic-Tac-Toe

March Lunchtime 2016

Simple Statistics

June Lunchtime 2016

Collisions, One more weird game

Total Problems Solved: 108