Thi Dai Loc

• Username: 5★thidailoc
• Country:  Vietnam
• Student/Professional:Student
• Institution:Posts and Telecommunications Institute of Technology, Vietnam
• 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: 27

Current Ratings Graph Old Ratings Graph

2125 (-27)RatingProvisional
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June Cook-Off 2022 Division 1 (Rated)(2022-06-05 22:30:00)

Global Rank:   268

Cheated in:   

Ratings System Update

(2022-06-05 22:30:00)

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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2125 (+50)RatingProvisional
Rating i Provisional Rating, click to know more

June Cook-Off 2022 Division 1 (Rated)(2022-12-20 00:00:00)

Global Rank:   268

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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Practice Paths (0)

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Contests (27)

August Challenge 2016

Chef and Round Run, Chef and Chocolate

June Lunchtime 2016

One more weird game, Collisions

January Challenge 2017

Capital Movement

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix

May Challenge 2017

Chef and Subsequences, Median of adjacent maximum numbers, Blocked websites, Courses in an university, Chef and his daily routine, Chef and Sub Array

June Challenge 2017

Chef and Prime Queries, A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

September Challenge 2017

Little Chef and Sums, Fill The Matrix, Minimum Good Permutation, Chef and Pick Digit, Sereja and Commands, Weasel does Xor on Tree

March Cook-Off 2017

Safe Robot

June Cook-Off 2017

Ada and crayons, SnackUp

July Cook-Off 2017

Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples

August Cook-Off 2017

Matrix and Chef, From heaven to earth, Real obtuse

November Cook-Off 2017

Skiing, Online Chess, Random Pair

April Lunchtime 2017

Bear and Digit Virus, Bear and Segment 01

May Lunchtime 2017

Prefix Inversions

June Lunchtime 2017

Two Numbers, Maximum Unique Segment

July Lunchtime 2017

Find the Maximum Value

August Lunchtime 2017

Mathison and pangrams, Mathison and the Dynamo shuffle

December Lunchtime 2017

Days in Month, Strange Function, Too Much Sweetness

April Lunchtime 2018 Division 1

The hardest gcd problem

May Lunchtime 2018 Division 1

Count Substrings, Shifted Palindrome, Maximum Plus

December Lunchtime 2018 Division 1

Choosing from Buckets, Age Calculator, Drawing Lines

April Lunchtime 2019 Division 1

Firdavs and Planet F, Minimum Sum

August Lunchtime 2019 Division 1

Destroy Cells, Chef Does Coke Yet Again

October Lunchtime 2019 Division 1 (Unrated)

Box Game

November Lunchtime 2019 Division 1

Perfection, Planting Trees, Washing Windows

August Lunchtime 2020 Division 1

Game on a Strip, Counting Graphs, Alien Invasion

December Lunchtime 2020 Division 1 (Unrated)

K-Tuple Tree, Three Letters, One Zero Swaps

UWCOI 2021 (Rated for all)

Array Swaps, Efficient Delivery, Hidden Numbers

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

SnackDown 2021 - Online Round 1A

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

SnackDown 2021 - Online Pre-Elimination

Product Pain

June Cook-Off 2022 Division 1 (Rated)

Simple XOR, Split AND Sum

Starters 42 Division 1 (Unrated)

Minimum or Maximum

Total Problems Solved: 114