alex

• Username: 2★dahem
• Student/Professional:Student
• Institution:National University of San Antonio Abad in Cuzco
• 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: 6

Current Ratings Graph Old Ratings Graph

1566 (-24)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2017(2017-06-12 15:00:00)

Global Rank:   5211

Cheated in:   

Ratings System Update

(2017-06-12 15:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

1566 (+29)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2017(2022-12-20 00:00:00)

Global Rank:   5211

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 (6)

March 2012 Challenge

Spoon in Matrix

December Challenge 2014

XOR with Subset, Chef and Apple Trees

January Challenge 2015

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

February Challenge 2015

Chef and Chain, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

June Challenge 2017

A Good Set, Xenny and Coin Rankings

Total Problems Solved: 25