Nguyen Trung Hieu

• Username: 4★trunghieu11
• Country:  Vietnam
• Student/Professional:Student
• Institution:Ho Chi Minh University of Industry, Vietnam 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: 41

Current Ratings Graph Old Ratings Graph

1883 (-33)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2017(2017-07-17 15:00:00)

Global Rank:   2839

Cheated in:   

Ratings System Update

(2017-07-17 15:00:00)

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?

1883 (+208)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2017(2022-12-20 00:00:00)

Global Rank:   2839

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 (41)

February 2012 Challenge

Lucky Long, Count of Maximum

May Cook-Off 2012

Little Elephant and Strings

June Challenge 2012

Little Elephant and Candies, Arranging Cup-cakes

June Cook-Off 2012

Closing the Tweets, Connecting Soldiers

July Challenge 2012

Chef's Dream, Gift Rift

August Challenge 2012

Little Elephant and Bombs, Range of Data, Delivery Boy

July Cook-Off 2012

Ciel and Receipt, Ciel and Tomya

September Challenge 2012

Kisses & Hugs, Racing Horses, ChefTown Parade

October Challenge 2012

Fierce Battles

November Challenge 2012

Coin Flip, Sridhar Likes Travelling

December Challenge 2012

Granama Recipes, Book Exercises, Magic Rankings, Pizza Delivery

January Challenge 2013

Little Elephant and Alcohol, The Minimum Number Of Moves, End Of The World, Chef of the Year, Three Different Numbers

February 2013 Challenge

Buy1-Get1

April Challenge 2013

Little Elephant and Music, Maximum Weight Difference, Levy Conjecture

April Cook-Off 2013

Andrew and the Meatballs

May Challenge 2013

Name Reduction, Your Name is Mine

August Challenge 2013

Little Elephant and Lemonade, Hello Hello, Splitting Candies

August Cook-Off 2013

Chef and The Right Triangles

August Lunchtime 2013

Pairwise AND sum, Matrix

September Challenge 2013

Little Elephant and Exams, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1, CAO Stage-2

October Challenge 2013

Helping Lira, Maxim and Dividers

November Challenge 2013

Superpowers of 2, Yet Another Cute Girl, Uncle Johny, Square Digit Squares, Missing some chairs

December Cook-Off 2014

Matrix Again, Good Joke!

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

Chef and Frogs, Count Substrings, Reach The Point

August Challenge 2014

Chef and Gift

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome

December Challenge 2014

Chef Under Pressure, Alok-nath and His Sanskars, XOR with Subset, Chef and Apple Trees

December Lunchtime 2014

Delivery Man

January Challenge 2015

Chef and Stones, Sereja and Votes, Gcd Queries

January Lunchtime 2015

Piece of cake, Candidate walk, Just multiply

February Challenge 2015

Chef and Chain, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

March Challenge 2015

Count Substrings, Chef and Notebooks, Devu and his Class, Sign Wave, Matrix

April Challenge 2015

Count Sequences, Chef and Interview, Broken Telephone, Chef and Piano Scales

May Challenge 2015

Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe

November Challenge 2015

Eugene and function, Chef and cakes

December Challenge 2015

Chef and the stones, Plane Division

February Lunchtime 2015

Lucky Four, The Warehouse

July Challenge 2017

Chef and Sign Sequences, Whats in the Name, Calculator

Total Problems Solved: 135