Tan Phat Tran
- ptnk131627
Vietnam- Student
- National University of Singapore
- No Active Plan. View Details
Activity Heat Map
Learning Paths (0)
Practice Paths (1)
Contests (80)
July Cook-Off 2014
Copy-Paste, Sum Queries
October Cook-Off 2014
The Army, Walk on the Axis, Mahesh and his lost array
July Challenge 2014
Garden Game, Chef and Frogs, Count Substrings, Reach The Point
August Challenge 2014
Chef and Reversing, The Leaking Robot, Chef and Gift
October Challenge 2014
Remy paints the fence, Chef and Ground, Chef and Square, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
November Challenge 2014
Chef and Segment Game, Chef and Words, Fombinatorial, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome
December Challenge 2014
Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, XOR with Subset, Chef and Apple Trees, Sereja and GCD
August Lunchtime 2014
Harrenhal
November Lunchtime 2014
A wolf, a sheep and cabbage
December Lunchtime 2014
Delivery Man, Sum Of Binomial Coefficent , Queries On Tree
January Challenge 2015
Queries on the String, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Ranka, Gcd Queries
February Challenge 2015
Chef and Chain, Time to Study Graphs with Chef, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality
March Challenge 2015
Count Substrings, Chef and Notebooks, Chef and Problems, Sereja and Random Array, Devu and his Class, Sign Wave, Matrix
April Challenge 2015
Count Sequences, Chef and Interview, Broken Telephone, Inversion sorting, Chef and Piano Scales
May Challenge 2015
Devu and his three Hands, Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Cake
June Challenge 2015
Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Anticommutative implication, Chef and String
July Challenge 2015
Addition and Multiplication, Bread, MasterChef, Na2a and lucky stone, Chef and Cube
August Challenge 2015
Way Out, Gravity Guy, Devu And Churu , Cooking Machine, Aditi and Magic Trick, Chef and insomnia, Chef and Path
September Challenge 2015
Chain of Doughnuts, Nikitosh and xor, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code
October Challenge 2015
Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle
November Challenge 2015
Ingredients, Receipt Recovery, Chef and collection of stamps, Eugene and function, Simple Sum, Chef and cakes, Period on tree
December Challenge 2015
Chef and the stones, Oracle Devu and Longest Common Subsequence, Chef and Filters, Chef and Girls
April Cook-Off 2015
Lucky Fives, Equality, Version Control System
May Cook-Off 2015
Devu, his friends and birthday gifts, Devu and friendship testing, Devu and decorating birthday cake, Devu and most energetic minion
June Cook-Off 2015
Ankit, Srijan and a game of stone piles, VS and his marking scheme, Longest non regular parentheses sub-sequence, Strange operations
July Cook-Off 2015
Cops and the Thief Devu, Maximize Disjoint Pair Sum, Path containing K Nodes, Adding Special Sum
November Cook-Off 2015
Sereja and Line, Sereja and Array and Subtracting, Sereja and Pairs
February Lunchtime 2015
Lucky Four, The Warehouse
May Lunchtime 2015
Devu and Grapes, Devu and Manhattan Distance, Number of Ways
June Lunchtime 2015
Chef and Bitwise OR Operation, Chef and Submatrix, Chef and Two Strings, Chef and Sets
July Lunchtime 2015
Greedy puppy, Puppy and game, Puppy and cats
August Lunchtime 2015
Churu and lost string, Make Palindrome, Minimum Maximum
November Lunchtime 2015
Query over Matrix, Black And White Cells, Product on Tree
December Lunchtime 2015
Computer Network, Ancient Berland Roads, Distinct Codes
January Long Challenge 2016
Sereja and Salesman, Chef and Inflation, Rupsa and the Game, Churu and Balls, Cyclist Race, Chef and Time Machine, Devu and Perfume
February Challenge 2016
Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Rectangles of Love, Chef-Detective, Matrix Maximum Sum
March Challenge 2016
Sereja and Two Strings 2, Chef And Hungry Birds, Palindromic substrings, maximize the sum, Parity tree, Chef And Special Dishes
April Challenge 2016
Amazing Experiment, Help Watson Escape, Fibonacci Queries, Chef and Ballons, Devu and good strings, Chef And Magical Path, Chef And Coloring
May Challenge 2016
Sereja and GCD 2, Chef and math, Chef and Balls, Forest Gathering, Chef and Amazingness of Numbers, Chef and Big Soccer, Laddu
June Challenge 2016
Chef And The Hiring Event, Chef and Rectangle Array, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Chef and cities, Devu and an Array
July Challenge 2016
Andrash and Stipendium, Chef and Segments, Chef and Tetris, Chef and Robots Competition, Chefland and Electricity
August Challenge 2016
Chef and His Garden, Chef and Circle Run, Chef and Chocolate, Chef and Round Run, Funny gnomes, Maximum Grid, A Good Problem
September Challenge 2016
Chef and Friends, Dividing Machine, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation
November Challenge 2016
Friends Meeting, Urban Development, Gift and Chef, Kirito in Memeland
March Cook-Off 2016
Digital clock, Dual Nim, Alternating subarray prefix
April Cook-Off 2016
Movie Weekend, Odd Divisors, Queries on a Binary Tree, LCP Maximization
June Cook-Off 2016
Sticks, Right Triangle, Cutting Cake, Chef Land, Range Minimum Queries
September Cook-Off 2016
Lazy Jem, The Lost Arithmetic Sequences, Counting Strings, Find The Point
October Cook-Off 2016
Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, ChefWatson uses Social Network
December Cook-Off 2016
Chef and Subset, Chef and Subarrays
January Lunchtime 2016
Peaks, Exponential Sub-Palindromes, Table Covering, Triangle Classification
April Lunchtime 2016
Maximum K Sums, Tree Labelling, Coins And Triangle
July Lunchtime 2016
Drumpf for President!, Lumpy - The Bus Driver
August Lunchtime 2016
Studying Alphabet, Lock-Free Stack
September Lunchtime 2016
Chef and Inequality, Chef and Words, Chef and Tree
February Challenge 2017
Eugene and big number, Interval Game, Chef and Triangles, Chef and his Best Friend, Chef and His Apartment Dues
January Cook-Off 2017
Digit Longest Increasing Subsequences, Xor Grid, Matrix Transformation, Digit Longest Increasing Subsequences 2
February Cook-Off 2017
Chairs
May Challenge 2017
Chef and Sub Array , Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences
June Challenge 2017
Cloning
August Long Challenge 2017
Chef And Fibonacci Array, Strings and Graphs
September Challenge 2017
Sereja and Commands, Chef and Pick Digit, Weasel does Xor on Tree, Fill The Matrix
December Challenge 2017
Total Diamonds, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Chef and Hamming Distance of arrays
May Cook-Off 2017
La Liga, Balanced Array, Nasty Queries
June Cook-Off 2017
Ada and crayons, Knight Covering, SnackUp, Centeroid
July Cook-Off 2017
Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples
September Cook-Off 2017
Infinite OR Game, Statistics Construction, Subsequence Equality
March Cook-off 2018 Division 1
Chef Goes to the Cinema, Chef Restores an Array, Chef Restores a Matrix
June Cook-Off 2018 Division 1
Masha and Minions, Sonya and Segments, Danya and Numbers, Good Permutations
December Cook-Off 2018 Division 1
Count Subsequences, Swag Subsets, Yalalovichik Numbers, Yalalovichik Strings
October Challenge 2018 Division 1
Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard
November Lunchtime 2018 Division 1
Useful Number, Median, Beats and Pieces
December Lunchtime 2018 Division 1
Choosing from Buckets, Drawing Lines, Age Calculator
January Challenge 2019 Division 1
Yet Another Problem About Sequences, Different Neighbours, Partition the Graph, Distinct Pairs, Party, A Pizza Slice
January Cook-Off 2019 Division 1
Ada School, Ada Pawns, Ada Matrix
January Lunchtime 2019 Division 1
Distances, Wanderer, Rooks, Mouse Meets Cheese
February Cook-Off 2019 Division 1
Max Range Queries, Chef and Secret Password, The Most Amazing Dish, Chef and Party
March Cook-Off 2019 Division 1
XOR N-bonacci Sequence, Markers and Caps, Music Shopping
June Cook-Off 2019 Division 1
Nice Subsets, Ants and Anteaters, Drink Slush
November Lunchtime 2019 Division 1
Planting Trees, Washing Windows, Perfection