Thanh

• Username: 3★vqthanh
• Country:  Vietnam
• Student/Professional:Student
• Institution:FPT University, Vietnam Hanoi, Vietnam
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 25

Current Ratings Graph Old Ratings Graph

1663 (-19)RatingProvisional
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CodeChef Starters 24 Division 2 (Rated)(2022-02-02 23:00:02)

Global Rank:   3316

Cheated in:   

Ratings System Update

(2022-02-02 23:00:02)

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1663 (-49)RatingProvisional
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CodeChef Starters 24 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   3316

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 (25)

March Challenge 2019 Division 2

Chef and Number Game, Chef and a Beautiful Digit

April Lunchtime 2019 Division 2

Attendance

May Cook-Off 2019 Division 2

Chain Reaction, Recover the Sequence

August Challenge 2019 Division 2

Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves

August Cook-Off 2019 Division 2

Chef and Pepperoni Pizza, Two Circles, Chef Drinks Coke

August Lunchtime 2019 Division 2

Eidi Gift

October Challenge 2019 Division 1

Even Edges, Array Modification

November Challenge 2019 Division 2

Physical Exercise, Hard Sequence, Weapon Value

November Lunchtime 2019 Division 2

Planting Trees, Pizza or Broccoli , Compress the List

February Challenge 2020 Division 2

No Change Required, The Theatre Problem, School of Geometry, Hard Cash

April Challenge 2020 Division 2

Strange Number, Sell All the Cars, COVID Pandemic and Long Queue

February Lunchtime 2020 Division 2

At the Gates, Not All Flavours

April Lunchtime 2020 Division 2

Another Birthday Present!, Chef in Fantasy League

Biteration #2 (Rated for Division 2)

A - Books, B - Candy Love, C - Chef and Maths

June Lunchtime 2020 Division 2

Maximum AND

May Lunchtime 2021 Division 2

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

May CodeChef Starters 2021 Division 3 (Rated)

Cheating Time, Minimum Popping, Subtree Center, Plagiarism, Lazy Chef, Correct Sentence

June Challenge 2021 Division 2 (Unrated)

Minimum Dual Area, Bitwise Tuples, Bella ciao, Summer Heat

June CodeChef Starters 2021 Division 2 (Unrated)

Total Correct Submissions, Sleep Cycle, Chess Match, Cyclic Quadrilateral

CodeChef Starters 6 Division 2 (Unrated)

Joker and Batman, Chefs Homework Dilemma, Even tuples, Palindromic number, Three Dices, Cricket Ranking

CodeChef Starters 7 Division 2 (Unrated)

Maximum Possible Sweetness, Ceiling Sum, Maximum Array Xor, Chess Format, Food Chain

August Challenge 2021 Division 2 (Unrated)

Special Triplets, Array Filling, Geometry 1, Chef and Bulb Invention, Alternating LG Queries, Charge Scheduling, Chef and Digits of Large Numbers, Fat Hut, Problem Difficulties, Olympics Ranking

August Lunchtime 2021 Division 2

K-th Maximum, Crossing Blocks, Just a Graph

AlgoManiac - Code For Future Division 2 (Unrated)

Planetary Path, Two Shades Of A Tree, Say No To Drugs, The Rumbling, The Old Saint And Three Questions, Meet In The Median

September Challenge 2021 Division 2 (Unrated)

XOR Equal, Shuffling Parities, 2-D Point Meeting, Airline Restrictions, Travel Pass

SnackDown 2021 - Online Qualifiers

Lucky Number

October Challenge 2021 Division 2 (Unrated)

Characteristic Polynomial Verification

SnackDown 2021 - Online Round 1A

Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Min Max LCM

CodeChef Starters 22 Division 2 (Rated)

Convert Strings by Flips, Convert Strings by Flips 2

January Cook-Off 2022 Division 3

Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility , Mask Policy, Merged LIS, Hungry Ashish, Prime Graph

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Yet Another Constructive Problem

Total Problems Solved: 239