Contest | Problem |
---|---|
FEB15 | XRMTRX |
FEB16 | WRDSUM |
OCT16 | POWSUMS |
COOK78 | DIGITLIS |
XRGRD | |
MTRNSFRM | |
UNGAME | |
MARCH17 | FAVGAME |
JUNE17 | OAK |
OTHERS | ANDGRAPH |
MATRIXUM | |
DEC19 | TESTGEN |
CUBVIRUS | |
BINADD | |
FEB20 | NOCHANGE |
BALNET |
Aleksejs Zajakins
- 7★alex_2oo8
- Latvia
- Professional
- whiteCryption
- No Active Plan. View Details
Activity Heat Map
Rating Graph
Ratings System Update
(2021-12-13 16:30:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
None
Practice Paths (0)
None
Contests (38)
November Challenge 2012
Lucky Balance, A Wonderful Chocolate, Delicious Dishes, Candy Collecting Game, Coin Flip, Jam Board, Many Left, Sridhar Likes Travelling, Arithmetic Progressions
November Cook-Off 2012
Little Elephant and Magic, Little Elephant and Permutations, Little Elephant and Divisors
December Challenge 2012
Sereja and Data Structures , Granama Recipes, Arigeom Beats, Book Exercises, Magic Rankings, Different Trips, The Uncountable Ways, Pizza Delivery, WordNinjas
December Cook-Off 2012
Expected Greatest Common Divisor, Root of the Problem, Packaging Cupcakes, Reversing directions
January Challenge 2013
Little Elephant and Alcohol, A New Door, Dividing Products, Hotel Balifornia, The Minimum Number Of Moves, End Of The World, A Fence for Byteland, Chef of the Year, Three Different Numbers
February 2013 Challenge
Little Elephant and Cards, Buy1-Get1, Magic Board, Triangular Queries, Climbing Stairs, Vacation, Observing the Tree, Word Play, Efficient Painting
February Cook-Off 2013
Lack of Logic, Row and Column Operations, End Of The World 2, Hotel Balifornia 2
March Cook-off 2013
The Ball And Cups, Palindrome, Level Of Difference
April Cook-Off 2013
Andrew and the Meatballs, Andrew and the Strings, Andrew and the Meatballs again
May Cook-off 2013
Subtraction Game 1, Subtraction Game 2
August Challenge 2013
Little Elephant and Lemonade, Music & Lyrics, Hello Hello, Save The Princess, The Number Of Solutions, Chef and Segments, Sereja and Ballons, Deleting numbers, Prime Distance On Tree, Splitting Candies
August Cook-Off 2013
Chef and The Right Triangles, Chef and The Divisibility Queries, Chef and The String of Digits
August Lunchtime 2013
Pairwise AND sum, Matrix, Sorting
September Challenge 2013
Little Elephant and Exams, Merciless Chef, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1, CAO Stage-2, Sereja and Snake
September Cook-Off 2013
Strange Matrix, Game, Tree, Code
October Cook-Off 2013
Polo the Penguin and the Lucky String, Polo the Penguin and the Numbers, Polo the Penguin and the Test, Polo the Penguin and the XOR
January Challenge 2014
Magic Trick, Counting The Important Pairs, Sereja and Graph, Counting D-sets, ForbiddenSum, Meteor, Byteland Tours, Bon Appetit, Please like me, Chef and Feedback
January Cook-off 2014
Chef and the Cake I, Subtraction Game, Interrogating Gangsters
March Cook-Off 2014
Game of Divisors, ABC-Strings, Dividing Stamps
November Cook-Off 2014
Lost Graph, Brackets, Petersen Graph
December Challenge 2014
Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, Divide or die, Kali and Devtas, XOR with Subset, Chef and Apple Trees, Sereja and GCD, Good galaxy
January Challenge 2015
Queries on the String, Sereja and Number Division 2, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Ranka, Gcd Queries
January Cook-Off 2015
Suraj goes shopping, Tojo hates probabilities, Anup at Amrithapuri, Random Rudreshwar, Abhijeet and rectangles
April Cook-Off 2015
Lucky Fives, Taxi Driver, Equality, Version Control System
July Cook-Off 2015
Cops and the Thief Devu, Maximize Disjoint Pair Sum, Path containing K Nodes, Adding Special Sum, Adding Up Sequences of Towers
August Cook-Off 2015
Chef and the XORed Number , Chef and the Wildcard Matching
October Cook-Off 2015
Word Stem, Almost Sorted Permutation
November Cook-Off 2015
Sereja and Line, Sereja and Array and Subtracting, Sereja and Pairs, Sereja and Tree, Sereja and Tree 2
December Cook-Off 2015
Chef and Subarrays, Chef and Queries, Chef and LCS, Chef and Vectors
December Lunchtime 2015
Computer Network, Ancient Berland Roads, Distinct Codes
September Challenge 2016
Chef and Friends, Dividing Machine, Chef and Matrix Division, Chef and digits of a number, Faded Palindromes, The New Restaurant, JosephLand, Chef and calculation, Chef and Cut
January Cook-Off 2016
Chef and Destruction, Chef and Maximum Sum Matrices , Chef And Fibonacci Tree, Chef and Fruits
March Cook-Off 2016
Digital clock, Dual Nim, Alternating subarray prefix, The potato problem
April Cook-Off 2016
Movie Weekend, Odd Divisors, Queries on a Binary Tree, LCP Maximization, Bit Twister on a Tree
March Cook-Off 2017
Rainbow Graph, Yet Another Card Game, Safe Robot
July Cook-Off 2017
Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples, Chang and Beautiful Sequences, Bipartite Graph from Trees
August Cook-Off 2017
Tree Connectivity, Game on Stick, Matrix and Chef, Real obtuse, From heaven to earth
March Lunchtime 2017
Bear and Haircut, Bear and Ladder, Bear and Species
October Lunchtime 2017
Weird Competition, Optimal Subset, Buggy Calculator, Maximum Number
SnackDown 2021 - Online Qualifiers
Lucky Number
SnackDown 2021 - Online Round 1A
Yet Another Flipping Problem, Round Robin Ranks , Equal Beauty, Lazy Machine
SnackDown 2021 - Online Pre-Elimination
Non-Decreasing Subsequence of size K, Good ranking, Product Pain, Guests like slippers, Mega mu - 1, Mega mu - 2, Guess the row
SnackDown 2021 - Online Elimination Round (Rated for all)
Random Convex Hull, Graduate Work Matters, Sorting Segments
Total Problems Solved: 289
Contributions
Problems Authored (16)
Problems Tested (18)
Contest | Problem |
---|---|
OCT16 | SEAARI |
SEASTONE | |
BGQRS | |
FENWITER | |
CHDOGS | |
POWSUMS | |
GEOCHEAT | |
OCT17 | MARRAYS |
CHEFGP | |
CHEFCCYL | |
XORTREEH | |
CHEFCOUN | |
PERFCONT | |
LKYEDGE | |
LTIME54 | SMRSTR |
SHUFFL | |
LRQUER | |
STRQUER |
Editorials Contributed (4)
Contest | Problem |
---|---|
COOK78 | DIGITLIS |
XRGRD | |
MTRNSFRM | |
UNGAME |