Saiful Islam

• Username: 1★saiful130104
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Jessore University of Science and Technology Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 11

Current Ratings Graph Old Ratings Graph

1265 (-269)RatingProvisional
Rating i Provisional Rating, click to know more

August Lunchtime 2019 Division 2(2019-08-31 23:00:02)

Global Rank:   3074

Cheated in:   Plagiarised in LTIME75B

Ratings System Update

(2019-08-31 23:00:02)

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?

1265 (-73)RatingProvisional
Rating i Provisional Rating, click to know more

August Lunchtime 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   3074

Cheated in:   Plagiarised in LTIME75B

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 (11)

July Challenge 2017

Whats in the Name, Calculator , Chef and Sign Sequences

November Cook-Off 2017

Random Pair

May Challenge 2018 Division 2

Minimum Deletions, Xor Again

November Challenge 2018 Division 2

Chef and Difficult Contests

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

Encoder (Rated for Division 2)

Paint the Wall, Knight Chess

May Challenge 2019 Division 2

Matches, Reduce to One

May Cook-Off 2019 Division 2

Chain Reaction

May Lunchtime 2019 Division 2 (Unrated)

Dummy Palindromic Strings, Reverse Maximisation, CV

June Lunchtime 2019 Division 2

Ping Paja Pong, Magda and Silly Pairs

August Lunchtime 2019 Division 2

Eidi Gift, Chef and Trip

Total Problems Solved: 25