Sadi Md. Aziz Khan

• Username: 5★s_00aiub
• Country:  Bangladesh
• Student/Professional:Student
• Institution:American International University 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: 25

Current Ratings Graph Old Ratings Graph

2001 (-10)RatingProvisional
Rating i Provisional Rating, click to know more

May Lunchtime 2021 Division 1(2021-05-31 23:00:00)

Global Rank:   134

Cheated in:   

Ratings System Update

(2021-05-31 23:00:00)

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?

2001 (-112)RatingProvisional
Rating i Provisional Rating, click to know more

May Lunchtime 2021 Division 1(2022-12-20 00:00:00)

Global Rank:   134

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 (25)

January Lunchtime 2018

Chef and Game with Sequence

February Challenge 2018

Chef And His Characters, Permutation and Palindrome, Chef And The Patents, Car-pal Tunnel

February Cook-Off 2018

Chef and Cook-Off, Chef and Tuples

February Lunchtime 2018

Game with numbers, Jumping in the hills

March Challenge 2018 DIV 2

Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minion Chef and Bananas

March Cook-off 2018 Division 2

Chef Goes to the Cinema, Chef Restores a Matrix, Chef Judges a Competition

April Cook-off 2018 Division 2

Cut the Board

May Cook-off 2018 Division 2

Secret Recipe

March Lunchtime 2018 Division 2 (Unrated)

Magic Elements, Chef and Friends

May Lunchtime 2018 Division 2

Trace of Matrix, Count Substrings

April Challenge 2018 Division 2

Weight of Numbers, Count Good Prefixes, Average of Pairs, Workers

May Challenge 2018 Division 2

Minimum Deletions, Fake Binary Search, Xor Again, Mighty Friend

November Challenge 2018 Division 2

Chef and Ridges, Appy Loves One, Chef and Difficult Contests, Chef and Happiness

February Challenge 2019 Division 2

Deputy Chef, Art of Balance, Chef and Secret Ingredients, Appy and Contest, Chef and Magical Jars

March Cook-Off 2020 Division 2

Mysterious Sequence, Find Your Gift, Box of Chocolates

March Lunchtime 2020 Division 1 (Unrated)

Maximize LCM, Strip in a Tree!

May Lunchtime 2020 Division 1

Convert the String, Tree difference

July Cook-Off 2020 Division 1

Even-tual Reduction, Path-etic Products, OR-thodox Distinction, What Is This, a Crossover Episode

June Lunchtime 2020 Division 1

Maximum AND, Gold Mining

December Cook-Off 2020 Division 1

Self-Destructing Strings, Sed Passwords, Circle of Chaos

December Lunchtime 2020 Division 1 (Unrated)

Three Letters, One Zero Swaps

October Cook-Off 2020 Division 1

Path-etic Sums, Yet Another Crossover Episode

November Cook-Off 2020 Division 1

Flip the String, Chef and IPC Certificates, Hiring Workers

September Lunchtime 2020 Division 1

Root the Tree, Robot Detector

UWCOI 2021 (Rated for all)

Hidden Numbers

April Cook-Off 2021 Division 1

Tree Distances, OR of ANDs

April Lunchtime 2021 Division 1

A Special Tree

May Lunchtime 2021 Division 1

Total Components, K-Subarrays

SnackDown 2021 - Online Qualifiers

Lucky Number

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

Total Problems Solved: 106