Sudhir Kumar Tiwari

• Username: 2★sudhir005
• Country:  India
• Student/Professional:Professional
• Organisation:Opera Solutions
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 34

Current Ratings Graph Old Ratings Graph

1537 (-41)RatingProvisional
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October Challenge 2019 Division 2(2019-10-14 15:00:02)

Global Rank:   14176

Cheated in:   

Ratings System Update

(2019-10-14 15:00:02)

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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1537 (+123)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   14176

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 (34)

June Challenge 2014

Chef and Subarray

August Challenge 2014

The Leaking Robot

October Challenge 2014

Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus, Chef and Ground

December Challenge 2014

Chef and Apple Trees

October Lunchtime 2014

Tanu and Head-bob

January Challenge 2015

Chef and Stones, Sereja and Votes

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Broken Telephone, Chef and Piano Scales, Chef and Interview

May Challenge 2015

Chef and new recipe

June Challenge 2015

Chef and Memory Limit

July Challenge 2015

Na2a and lucky stone, Chef and Cube

August Challenge 2015

Cooking Machine, Aditi and Magic Trick

September Challenge 2015

Count Steps in Matrix

February Cook-Off 2015

Fit Squares in Triangle

April Cook-Off 2015

Version Control System, Equality

July Cook-Off 2015

Cops and the Thief Devu

August Cook-Off 2015

Chef and the Wildcard Matching

September Lunchtime 2015

Sum of palindromic numbers

March Challenge 2016

Palindromic substrings, maximize the sum, Chef And Special Dishes

April Challenge 2016

Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring

July Challenge 2016

Andrash and Stipendium

August Challenge 2016

Chef and Chocolate

October Challenge 2016

Chef and Keyboard, Chef and Three Dogs

April Lunchtime 2016

Coins And Triangle

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix

September Challenge 2017

Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining

Total Problems Solved: 66