Yash Jain

• Username: 5★black_mgic
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology and Science Pilani, Rajasthan, 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: 20

Current Ratings Graph Old Ratings Graph

2093 (+8)RatingProvisional
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January Lunchtime 2022 Division 1(2022-01-29 23:00:00)

Global Rank:   148

Cheated in:   

Ratings System Update

(2022-01-29 23:00:00)

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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2093 (-76)RatingProvisional
Rating i Provisional Rating, click to know more

January Lunchtime 2022 Division 1(2022-12-20 00:00:00)

Global Rank:   148

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 (20)

October Challenge 2020 Division 2

Positive AND

November Challenge 2020 Division 2

Restore Sequence

January Challenge 2021 Division 2

Fair Elections, Watching CPL

December Challenge 2020 Division 2

Calculus, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution, Hail XOR

December Cook-Off 2020 Division 2

Minimum Attendance Requirement, Catch the Thief, Self-Destructing Strings

January Cook-Off 2021 Division 2

Prime Tuples, Maximise Islands

December Lunchtime 2020 Division 2 (Unrated)

Three Letters, Sed Sequences, One Zero Swaps

January Lunchtime 2021 Division 2 (Unrated)

Even Sum, Even Differences, Binary Subsequence, Good Grid, Shifting Spoons

Byterace IIT Patna Division 2 (Rated)

Angry Cyborg, The Begining Era Of Cyberverse, Cybalphabit

February Challenge 2021 Division 2

Prime Game, Highest Divisor, Maximise Function, XOR Sums, Multiple Games, Another Tree with Number Theory, Team Name, Frog Sort

March Cook-Off 2021 Division 2

Consecutive Deletions, Matrix XOR, Guess the Number

February Lunchtime 2021 Division 2

Coprime Range, Palpal Strings

April Challenge 2021 Division 2

Binary String MEX, Worthy Matrix, Chef and Dice, Boolean Game

April Lunchtime 2021 Division 2

A Special Tree, Chef in Heaven , Bench Press, Array Rotation

SPYBITS IIT BHU Division 2 (Rated)

B - Valentine Couples, A - Save Water Save Life, D - Pilgrims Destination, C - Mission Gotham

May Cook-Off 2021 Division 2

The Last Problem, Double Burgers, Chef and Subarrays

May Lunchtime 2021 Division 2

K-Subarrays, Total Components, Charges, Tom And Jerry 1

May CodeChef Starters 2021 Division 2 (Unrated)

Cheating Time, Plagiarism, Lazy Chef, Correct Sentence

June Cook-Off 2021 Division 1

Binary String on Steroids

July Cook-Off 2021 Division 2

XOR-ORED, Mod Equality

July Lunchtime 2021 Division 2

Array Rotation Returns, Beautiful Pairs

August Cook-Off 2021 Division 2

Odd Array, Different String, Chef and Closure, Equal Difference, Interactive Equivalency, Clear the Array

January Lunchtime 2022 Division 1

Permutation XOR Sum

CodeChef Starters 27 Division 1 (Unrated)

String Reverse, Non Coprime Neighbours

Total Problems Solved: 105