Carlos Joa
- 5★cjoa
Dominican Republic- Professional
- Instituto Tecnologico de Santo Domingo
- No Active Plan. View Details
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Ratings System Update
(2023-02-15 23:00:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Practice Paths (0)
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Contests (122)
May 2009 (Contest III)
The powerful sum, Healthy dinner party
June 2009 (Contest IV)
Product of divisors, Count the squares
July 2009 (Contest V)
The White Knight, Sums in a cuboid
October 2009 (Contest IX)
A puzzle game, Paragraph Formatting, Forces in the crystal
December 2009 (Contest XI)
The N Queens Puzzle Revisited, Palindromic Numbers, Maze of Digits, Plant Location
March 2010 Contest
Treasure Hunting, K-important Strings, The Best Tower, Tri-Hexagonal Puzzle
August Cook Off
Fetching Cooking Tools, Arranging the Appetizers, Cleaning Up
The January 2011 Cook-Off
Holes in the text, Chef team, Whole submatrix
February Cook - Off Challenge
Three Way Communications, Dance Floor Energy
March Cook-off Challenge
Money Transformation, Snake Snaky
April Cook-Off Challenge
A Prime Conjecture, Internet Media Types
May Cook-off 2011
Popular Rice Recipe, Packing the Golden Triangles, Distribute idlis Equally
June Cook-off
Correctness of Knight Move, Super-plane
July Cook-off 2011
Misinterpretation, Garden Squares
August Cook-off 2011
Vote for the Noodle Soup, Open the Dragon Scroll, Rotate the String
September Cook-off
Digit Rotation, Hotel Bytelandia
November Cook-Off
Subanagrams
December Cook-Off
Ciel and New Menu, Ciel and A-B Problem
February 2012 Cook-off
Daily Train
March 2012 Challenge
Longest Weird Subsequence, Free Shuttle Service, Home Delivery, Spoon in Matrix
March Cook-Off 2012
Ciel Numbers I, Ciel Numbers II
April Challenge 2012
Fit to Play, Double Strings, Stacking Pancakes, Greatest Dumpling Fight
April Cook-Off 2012
Top Batsmen
May Challenge 2012
Digits Forest, Little Elephant and Median, Jewels and Stones, Lucky lucky number, Remember the recipe, A Home for Chef
June Cook-Off 2012
Closing the Tweets, Connecting Soldiers, Alien Chefs
July Cook-Off 2012
Ciel and Receipt, Ciel and Map, Ciel and Tomya
August Cook-Off 2012
Code Crazy Minions
September Challenge 2012
Kisses & Hugs, Racing Horses, Queries About Numbers, ChefTown Parade, Three is Crowd
September Cook-Off 2012
Recipe Reconstruction, Carvans, Coal Scam
October Cook-Off 2012
Buying Sweets, Tennis Tournament
November Challenge 2012
A Wonderful Chocolate, Candy Collecting Game, Coin Flip, Jam Board, Sridhar Likes Travelling
November Cook-Off 2012
Little Elephant and Permutations, Little Elephant and Divisors
December Cook-Off 2012
Packaging Cupcakes, Reversing directions
January Cook-Off 2013
Minimum Distance, Many Chefs, Defacing Score
February Cook-Off 2013
Lack of Logic, Row and Column Operations
March Cook-off 2013
The Ball And Cups, Palindrome
April Cook-Off 2013
Andrew and the Birthday, Andrew and the Meatballs, Andrew and the Strings, Andrew and the Meatballs again
May Cook-off 2013
Subtraction Game 1, Subtraction Game 2
June Cook-Off 2013
Attic Crossing, Lyra and the Alethiometer, Tywins Tactics
July Cook-off 2013
Chopsticks, A Plus B Again!
August Cook-Off 2013
Chef and The Right Triangles, Chef and The Divisibility Queries
September Cook-Off 2013
Strange Matrix, Code
October Cook-Off 2013
Polo the Penguin and the Lucky String, Polo the Penguin and the Numbers, Polo the Penguin and the Test
November Cook-off 2013
Am I a Fibonacci Number, Lowest Sum, Number of Paths, Rank of the Number
January Cook-off 2014
Chef and the Cake I, Interrogating Gangsters
February Cook-Off 2014
Chef and Remissness, Chef and Kingship
March Cook-Off 2014
Game of Divisors, ABC-Strings, 3-Palindromes, Dividing Stamps
April Cook-Off 2014
Snape and Ladder
May Cook-Off 2014
Book Game with Chef, Divide the Cake, Ups and Downs
June Cook-Off 2014
Counting Flags, Painting
July Cook-Off 2014
Copy-Paste, Sum Queries, Friends
August Cook-Off 2014
Tree Game, Permutation Shuffle
September Cook-Off 2014, ACM-ICPC Warm up
Sherlock and the Grid, Subarray GCD, Subarray LCM
November Cook-Off 2014
Lost Graph, Brackets, Petersen Graph
December Cook-Off 2014
Matrix Again, Player, Good Joke!
February Challenge 2014
Little Elephant and Movies, Draughts, Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays, Colored Array, Make It Zero 2
March Challenge 2014
Sereja and Sorting 2, Team Split, Binary Tournament, Walk, Maximum number, GCD condition, Little Chef and Numbers, Mike and Stamps, A Story with Strings
February Cook-Off 2015
Fit Squares in Triangle, Strategy for the World Cup
March Cook-Off 2015
How to Minimize a String, How to Write a Message, How to Repaint a Fence
April Cook-Off 2015
Lucky Fives, Equality, Version Control System
May Cook-Off 2015
Devu and friendship testing, Devu and decorating birthday cake
June Cook-Off 2015
Ankit, Srijan and a game of stone piles, 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
August Cook-Off 2015
Chef and the XORed Number , Chef and the Wildcard Matching
September Mega Cook-Off 2015
Forgotten Language, Super Numbers, Stacks
October Cook-Off 2015
Word Stem, Almost Sorted Permutation
November Cook-Off 2015
Sereja and Line, Sereja and Array and Subtracting, Sereja and Pairs
September Challenge 2016
Chef and Friends, Dividing Machine, Chef and Matrix Division, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation
January Cook-Off 2016
Chef and Destruction, Chef and Fruits
February Cook-Off 2016
Puppy and Catchers, Puppy and Board, Puppy and Sum
March Cook-Off 2016
Digital clock, Dual Nim, Alternating subarray prefix
April Cook-Off 2016
Movie Weekend, Odd Divisors, Queries on a Binary Tree
May Cook-Off 2016
Phantasialand, Easy Numbers
June Cook-Off 2016
Sticks, Right Triangle, Chef Land
July Cook-Off 2016
Chef and Proportion, Chef and Numbers, Chef and Land
August Cook-Off 2016
Tweedle-Dee and Tweedle-Dum , Mock Turtle
September Cook-Off 2016
Lazy Jem, The Lost Arithmetic Sequences, Counting Strings
October Cook-Off 2016
Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, ChefWatson uses Social Network
November Cook-Off 2016
Sebi and the highway, Sebi and the corrupt goverment
December Cook-Off 2016
Chef and Subset, Chef and Subarrays
February Lunchtime 2016
Chef and Socks, Chef and Tic-Tac-Toe
March Lunchtime 2016
Simple Statistics
October Lunchtime 2016
The Largest Bouquet, The Counties
January Cook-Off 2017
Digit Longest Increasing Subsequences 2
February Cook-Off 2017
Download file, Chairs, Cooking Game
March Cook-Off 2017
Rainbow Graph, Yet Another Card Game, Safe Robot
May Cook-Off 2017
La Liga, Balanced Array, Hussain Set, 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
August Cook-Off 2017
Matrix and Chef, Real obtuse, From heaven to earth
September Cook-Off 2017
Infinite OR Game, Statistics Construction, Subsequence Equality
October Cook-Off 2017
Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries
November Cook-Off 2017
Skiing, Online Chess, Random Pair
December Cook-Off 2017
Minimum SubArray, Beautiful Array, Football Match
April Lunchtime 2017
Bear and Segments, Bear and Segment 01
June Lunchtime 2017
Maximum Unique Segment, Two Numbers, Company and Club Hierarchies
July Lunchtime 2017
Find the Maximum Value
December Lunchtime 2017
Days in Month, Strange Function, Too Much Sweetness
International Coding League (Rated)
Cards Game, Worst Case Analysis, Watermelon Farmer
January Cook-Off 2018
Multiple of 3, Survive in ChocoLand
International Coding League (Rated)
Matrix Game, Stingy Strings, Maze Love
February Cook-Off 2018
Chef and Cook-Off, Chef and Tuples, Chef and Line
March Cook-off 2018 Division 1
Chef Goes to the Cinema, Chef Restores an Array, Chef Restores a Matrix
May Cook-off 2018 Division 1
Best Cake Ever
September Mega Cook-Off 2018 Division 1
Make a Permutation
ProCon 2018 (Rated for all)
The Great Run, Kill them with your success, Awkward Pairs, Algebra Score
April Lunchtime 2019 Division 1
Dream Problem, Firdavs and Planet F, Minimum Sum
June Lunchtime 2019 Division 1
The Grux Permutation , Gii and His Club, Igzi and Burly Array
August Cook-Off 2020 Division 1
Red-blue Trees, Polygon Relationship
January Cook-Off 2021 Division 1
Mex Subsequence, Not Too Colourful
December Lunchtime 2020 Division 1 (Unrated)
Even Sequence, Three Letters, One Zero Swaps
October Cook-Off 2020 Division 1
Path-etic Sums
October Lunchtime 2020 Division 1
Chef Likes Good Sequences, Chef Is Just Throwing Random Words, Cute Chef Gift
September Lunchtime 2020 Division 1
Root the Tree, Robot Detector
UWCOI 2021 (Rated for all)
Organisation, Array Swaps, Hidden Numbers
March Cook-Off 2021 Division 1
Consecutive Deletions, Water Transfer
February Lunchtime 2021 Division 1
Average Sorting, Sed Max, Independent Set
International Coding Marathon 2021 Division 1 (Unrated)
Suffix Sort, Infinite polygons, Team Divisions, Special String, Lucky Boundaries
April Cook-Off 2021 Division 1
Tree Distances, OR of ANDs
SPYBITS IIT BHU Division 1 (Unrated)
B - Valentine Couples, C - Mission Gotham, D - Pilgrims Destination, F - Stone Land, A - Save Water Save Life
May Cook-Off 2021 Division 1
Permutation Swaps, Double Burgers
May Challenge 2021 Division 1 (Unrated)
Valid Paths, An Interesting Sequence, King Killing
July Challenge 2021 Division 1 (Unrated)
Chef and Pairs, K Path Query
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements
October Cook-Off 2021 Division 1
Can You Reach The End
SnackDown 2021 - Online Round 1A
Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
SnackDown 2021 - Online Pre-Elimination
Product Pain, Guests like slippers
SnackDown 2021 - Online Elimination Round (Rated for all)
Graduate Work Matters, Sorting Segments
Starters 77 Division 1 (Rated till 5 Stars)
K Forests, Concat Palindrome, K Increment Palindrome, Three Numbers