Riju

• Username: 2★rizus2
• Country:  India
• Student/Professional:Student
• Institution:Guru Nanak Institute of Technology, Kolkata 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: 19

Current Ratings Graph Old Ratings Graph

1412 (+11)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2016(2016-07-13 15:00:00)

Global Rank:   3077

Cheated in:   

Ratings System Update

(2016-07-13 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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1412 (-71)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2016(2022-12-20 00:00:00)

Global Rank:   3077

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 (19)

November Cook-Off 2014

Brackets

September Challenge 2014

Fun with Rotation

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions

November Challenge 2014

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

January Challenge 2015

Chef and Stones

March Challenge 2015

Chef and Notebooks

August Challenge 2015

Cooking Machine

September Challenge 2015

Count Steps in Matrix

October Challenge 2015

Count Subarrays

July Lunchtime 2015

Greedy puppy

February Challenge 2016

Chef-Detective

May Challenge 2016

Laddu

June Challenge 2016

Devu and an Array

July Challenge 2016

Andrash and Stipendium

Total Problems Solved: 70