Ishaan Sang

• Username: 5★namesake
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Kharagpur West Bengal, 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

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September Cook-Off 2016(2016-09-19 00:00:00)

Global Rank:   78

Cheated in:   

Ratings System Update

(2016-09-19 00:00:00)

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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2110 (-49)RatingProvisional
Rating i Provisional Rating, click to know more

September Cook-Off 2016(2022-12-20 00:00:00)

Global Rank:   78

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)

November Challenge 2014

Distinct Characters Subsequence

December Challenge 2014

Chef and Apple Trees

January Cook-Off 2015

Suraj goes shopping

February Challenge 2015

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

March Challenge 2015

Chef and Notebooks, Sign Wave

April Challenge 2015

Broken Telephone, Chef and Piano Scales, Division of Lands, Inversion sorting, Chef and Interview, Count Sequences

May Challenge 2015

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

June Challenge 2015

Steady tables, Chef and String, Chef and Polygons, Chef and His Friend, Chef and Memory Limit

July Challenge 2015

Rohith and Circles, Chef and Cube, Na2a and lucky stone, MasterChef, Bread, Sereja and Game 2, Maximum Difference Walk, Addition and Multiplication

August Challenge 2015

Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick, Chef and insomnia

December Challenge 2015

Chef and cinema, Chef and Girls, Chef and Filters, Plane Division, Chef and the stones, Oracle Devu and Longest Common Subsequence

June Cook-Off 2015

Strange operations

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

September Mega Cook-Off 2015

Reign 2, Forgotten Language, Super Numbers, Stacks

August Lunchtime 2015

Minimum Maximum

January Long Challenge 2016

Chef and Inflation, Rupsa and the Game, Churu and Balls, Chef and Time Machine, Devu and Perfume

May Challenge 2016

Laddu, Easy Queries, Chef and Big Soccer, Chef and Amazingness of Numbers, Forest Gathering, Chef and Balls, Chef and math, Sereja and GCD 2

June Challenge 2016

Chef And The Hiring Event, Chef and Rectangle Array, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Devu and an Array

September Cook-Off 2016

Lazy Jem, The Lost Arithmetic Sequences, Counting Strings, Find The Point

May Lunchtime 2016

Akhil And Colored Balls

Total Problems Solved: 226