Egor Shcherbin

• Username: 5★lord_f
• Country:  Russia
• Student/Professional:Student
• Institution:Saint Petersburg Academic University
• 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: 7

Current Ratings Graph Old Ratings Graph

2178 (+87)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2015(2015-08-17 15:00:00)

Global Rank:   68

Cheated in:   

Ratings System Update

(2015-08-17 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?

2178 (+45)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   68

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)

None

Practice Paths (0)

None

Contests (7)

December Challenge 2014

XOR with Subset, Chef and Apple Trees, Chef and Bracket-Pairs

December Lunchtime 2014

Delivery Man, Sum Of Binomial Coefficent , Queries On Tree

January Challenge 2015

Queries on the String, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Gcd Queries

January Lunchtime 2015

Just multiply, Many bananas, Piece of cake, Candidate walk

February Challenge 2015

Chef and Chain, Time to Study Graphs with Chef, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

March Challenge 2015

Count Substrings, Chef and Notebooks

August Challenge 2015

Way Out, Gravity Guy, Devu And Churu , Cooking Machine, Aditi and Magic Trick, Chef and insomnia, Chef and Path

Total Problems Solved: 36