shubham singla

• Username: 2★winky
• Student/Professional:Student
• Institution:Motilal Nehru National Institute of Technology Allahabad Uttar Pradesh, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 21

Current Ratings Graph Old Ratings Graph

1568 (-21)RatingProvisional
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May Challenge 2015(2015-05-18 15:00:00)

Global Rank:   2946

Cheated in:   

Ratings System Update

(2015-05-18 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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1568 (+32)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2015(2022-12-20 00:00:00)

Global Rank:   2946

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 (21)

November Challenge 2013

Uncle Johny, Square Digit Squares, Missing some chairs, Superpowers of 2

December Challenge 2013

Magic Pairs

February Cook-Off 2014

Chef and Remissness, Chef and Kingship

July Cook-Off 2014

Copy-Paste, Sum Queries

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid, Subarray GCD

October Cook-Off 2014

The Army, Walk on the Axis

February Challenge 2014

Draughts, Colored Array, Little Elephant and Subarrays, Longest Common Pattern, Make Him Happy

March Challenge 2014

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

April Challenge 2014

Shortest Path in Binary Trees, Divide the Tangerine, Chef and Digits, Counting Matrices, Sereja and Permutation, Farmer Feb

June Challenge 2014

Chef and Subarray, Guessing Game

August Challenge 2014

Chef and Reversing, The Leaking Robot, Cleaning Tables, Chef and Gift

October Challenge 2014

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

December Challenge 2014

Chef and Apple Trees

October Lunchtime 2014

Tanu and Head-bob, Physics Class, Cascading Style Sheets

January Challenge 2015

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

February Challenge 2015

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

March Challenge 2015

Chef and Notebooks

May Challenge 2015

Chef and new recipe

Total Problems Solved: 104