Sergio Vieri

• Username:4★sergio_vieri
• Country:  Indonesia
• Student/Professional:Student
• Institution:IPH Senior High School Indonesia
• CodeChef Pro Plan: No Active Plan. View Details

Activity Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 3

Current Ratings Graph Old Ratings Graph

1898? (+185)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2017(2017-06-24 22:30:00)

Global Rank:   117

Cheated in:   

Ratings System Update

(2017-06-24 22:30:00)

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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1898? (-37)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   117

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

7%

Contests (3)

December Lunchtime 2015

Ancient Berland Roads, Distinct Codes

June Challenge 2017

A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

June Lunchtime 2017

Maximum Unique Segment, Two Numbers

Total Problems Solved: 24