Ruben

• Username: 1★ruben_ash
• Country:  Armenia
• Student/Professional:Student
• Institution:American University of Armenia
• 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: 5

Current Ratings Graph Old Ratings Graph

1370 (+1)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2019 Division 2(2019-03-13 15:00:02)

Global Rank:   7213

Cheated in:   

Ratings System Update

(2019-03-13 15:00:02)

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?

1370 (-48)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   7213

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)

Practice Paths (1)

Practice for ZCO and INOI

9%

Contests (5)

June Challenge 2017

A Good Set, Xenny and Coin Rankings, Triplets

July Challenge 2017

Whats in the Name

September Challenge 2017

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

May Lunchtime 2017

Prefix Inversions

March Challenge 2019 Division 2

Chef and Number Game

Total Problems Solved: 26