Toni

• Username: 4★ashraful_jnu
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Jagannath University, Dhaka
• 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: 41

Current Ratings Graph Old Ratings Graph

1917 (+43)RatingProvisional
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May Lunchtime 2021 Division 2(2021-05-31 23:00:02)

Global Rank:   60

Cheated in:   

Ratings System Update

(2021-05-31 23:00:02)

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

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1917 (-118)RatingProvisional
Rating i Provisional Rating, click to know more

May Lunchtime 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   60

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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Contests (41)

May Cook-Off 2019 Division 2

Chain Reaction

July Cook-Off 2019 Division 2

Playing with Strings, Two Variables

August Challenge 2019 Division 2

Dilemma, Football, Distribute Apples, Zombie and the Caves

August Lunchtime 2019 Division 2

Eidi Gift

October Lunchtime 2019 Division 2

Khaled in HIT, Box Game, Counting Inversions Revisited

November Challenge 2019 Division 2

Physical Exercise, Hard Sequence, A Simple Game, Weapon Value

November Cook-Off 2019 Division 2

Chef Diet

November Lunchtime 2019 Division 2

Planting Trees, Pizza or Broccoli , Washing Windows, Compress the List

December Cook-Off 2019 Division 2

Change It

December Lunchtime 2019 Division 2

Stupid Machine, Check Algorithm

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Lasers Everywhere, Pintu and Fruits

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Leaked Answers (Challenge)

May Cook-Off 2020 Division 1

Chef, Chefina and Their Friendship

May Lunchtime 2020 Division 1

Convert the String

June Challenge 2020 Division 1

The Tom and Jerry Game!, Covid Sampling (Challenge)

July Challenge 2020 Division 1

Missing a Point

July Challenge 2020 Division 2

Ada King, Missing a Point, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 1

Smallest KMP, Chef and Wedding Arrangements

September Challenge 2020 Division 1

Chefina and Swap, Find XOR, Ada Matrix

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction

July Lunchtime 2020 Division 2

Chef and Steps, Maximum Candies

August Cook-Off 2020 Division 1

Polygon Relationship

August Lunchtime 2020 Division 1

Game on a Strip, Alien Invasion

June Cook-Off 2020 Division 1

Per Capita Income

June Lunchtime 2020 Division 1

Maximum AND

October Challenge 2020 Division 1

Positive AND, Replace for X, Covid Run

November Challenge 2020 Division 1

Restore Sequence, Magical Candy Store

January Challenge 2021 Division 2

Watching CPL, Fair Elections

December Challenge 2020 Division 1

Hail XOR, Positive Prefixes, Even Pair Sum

December Cook-Off 2020 Division 1

Self-Destructing Strings, Circle of Chaos

January Cook-Off 2021 Division 2

Prime Tuples, Maximise Islands

December Lunchtime 2020 Division 1 (Unrated)

Three Letters, One Zero Swaps

January Lunchtime 2021 Division 2 (Unrated)

Binary Subsequence, Even Differences, Even Sum

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

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian, Doof fires Brackets

September Lunchtime 2020 Division 2

GCD operations, Root the Tree, Watermelon

Code Ensemble (Rated for Division 2)

Cherry and Bits, Priya and AND, Traversing Trees, Help Martha

February Lunchtime 2021 Division 2

Average Sorting, Palpal Strings, Coprime Range

May Cook-Off 2021 Division 2

The Last Problem, Chef and Subarrays

May Lunchtime 2021 Division 2

Charges, Tom And Jerry 1, Total Components, K-Subarrays

SnackDown 2021 - Online Qualifiers

Maximum Number Of Distinct Elements

CodeChef Starters 16 Division 1 (Unrated)

Professor And Directions, K - Magical String, Chef and Magical Steps, Subarray Sum

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

Total Problems Solved: 179