Parveen Kumar

• Username: 3★sudopk
• Country:  United States
• Student/Professional:Professional
• Organisation:Google
• 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: 24

Current Ratings Graph Old Ratings Graph

1697 (-45)RatingProvisional
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November Cook-Off 2015(2015-11-23 00:00:00)

Global Rank:   632

Cheated in:   

Ratings System Update

(2015-11-23 00:00:00)

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1697 (+129)RatingProvisional
Rating i Provisional Rating, click to know more

November Cook-Off 2015(2022-12-20 00:00:00)

Global Rank:   632

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 (24)

July Cook-Off 2014

Sum Queries, Copy-Paste

August Cook-Off 2014

Permutation Shuffle

November Cook-Off 2014

Brackets, Petersen Graph

February Challenge 2014

Longest Common Pattern, Little Elephant and Subarrays

July Challenge 2014

Chef and Frogs, Count Substrings, Reach The Point, Dish Owner

August Challenge 2014

Cleaning Tables, The Leaking Robot, Chef and Reversing

September Challenge 2014

Fun with Rotation

October Challenge 2014

Chef and Ground

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome

December Challenge 2014

Alok-nath and His Sanskars, XOR with Subset, Chef and Apple Trees

October Lunchtime 2014

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

November Lunchtime 2014

A wolf, a sheep and cabbage

January Challenge 2015

Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

January Cook-Off 2015

Suraj goes shopping, Tojo hates probabilities

January Lunchtime 2015

Piece of cake

February Challenge 2015

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

July Challenge 2015

Bread, Chef and Cube, Na2a and lucky stone

August Challenge 2015

Cooking Machine

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix

October Challenge 2015

Count Subarrays, Who dares to be a millionaire

November Challenge 2015

Eugene and function, Chef and cakes

February Cook-Off 2015

Fit Squares in Triangle

July Cook-Off 2015

Cops and the Thief Devu, Maximize Disjoint Pair Sum

Total Problems Solved: 82