Ajay Yadav

• Username: 3★ajay154
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Roorkee Uttarakhand, 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: 26

Current Ratings Graph Old Ratings Graph

1695 (+16)RatingProvisional
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February Challenge 2016(2016-02-15 15:00:00)

Global Rank:   1239

Cheated in:   

Ratings System Update

(2016-02-15 15:00:00)

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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1695 (+24)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2016(2022-12-20 00:00:00)

Global Rank:   1239

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 (26)

November Challenge 2012

Coin Flip

December Challenge 2012

Granama Recipes, Magic Rankings

February 2013 Challenge

Little Elephant and Cards, Buy1-Get1, Climbing Stairs

March Challenge 2013

Tourist Translations, Approximately, Fire Escape Routes, Minesweeper

March Cook-off 2013

The Ball And Cups, Palindrome

April Challenge 2013

Fault Tolerance, Levy Conjecture, Maximum Weight Difference, Kingdom Unity, Barcelona Gameplay Tactics, Little Elephant and Music

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

June Challenge 2013

Predictopus, Lapindromes

September Cook-Off 2013

Code

December Challenge 2013

Chef and Codes, Funny Marbles, Magic Pairs, Rectangular Queries

November Cook-Off 2014

Brackets, Petersen Graph

August Challenge 2014

The Leaking Robot, Chef and Gift

October Challenge 2014

Chef and Ground

December Challenge 2014

Chef and Apple Trees

January Challenge 2015

Gcd Queries, Sereja and Votes, Chef and Stones

January Lunchtime 2015

Piece of cake

August Challenge 2015

Gravity Guy, Cooking Machine

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

September Mega Cook-Off 2015

Forgotten Language, Stacks

August Lunchtime 2015

Churu and lost string, Minimum Maximum

September Lunchtime 2015

Sum of palindromic numbers

February Challenge 2016

Chef and Strange Operations, Chef-Detective

January Cook-Off 2016

Chef and Fruits

Total Problems Solved: 162