Jack Sparrow

• Username: 1★ry_7
• Student/Professional:Student
• Institution:Massachusetts Institute of Technology Cambridge, Massachusetts, USA
• 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: 17

Current Ratings Graph Old Ratings Graph

624 (+129)RatingProvisional
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January Challenge 2015(2015-01-12 15:00:00)

Global Rank:   4095

Cheated in:   

Ratings System Update

(2015-01-12 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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624 (-827)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   4095

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 (17)

July Cook-Off 2014

Sum Queries, Copy-Paste

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid, Subarray GCD

October Cook-Off 2014

The Army, Walk on the Axis

November Cook-Off 2014

Brackets, Petersen Graph

July Challenge 2014

Reach The Point, Dish Owner, Count Substrings, Chef and Rectangle Genome, Chef and Frogs, Garden Game, Little Elephant and Painting

August Challenge 2014

Mountain Holidays 2, Little Elephant and T-Shirts, Chef and Reversing, The Leaking Robot, Earthquake, Cleaning Tables, Chef and Gift

September Challenge 2014

Factorisation, Flooring, Fun with Rotation, Chef and sequence, Chef and Swaps, Chef and Rainbow Array - 2, Chef and Left-Right

October Challenge 2014

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

November Challenge 2014

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

June Lunchtime 2014

The Smallest Pair

July Lunchtime 2014

And Operation

January Challenge 2015

Chef and A Large Permutation, Chef and Stones

Total Problems Solved: 102