Contest | Problem |
---|---|
APRIL15 | CARLOS |
SEPT15 | THEGAME |
JULY15 | HAMILG |
COOK68 | NPLANAR |
ONOZ | |
TWONIM | |
ALTARAY | |
KTHCON |
Jakub Safin
- 7★xellos0
- Slovakia
- Professional
- Taiwanese woodcarving forums & Encyclopedia Dramatica
- List of teams by Jakub Safin
- https://discuss.codechef.com/u/xellos0
- No Active Plan. View Details
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Submissions
Practice Problems (44):
Practice:
Doom Bakes Cakes, Another Factorial Problem, Crazy Teacher, Subtraction Game 1, Subtraction Game 2, Big Number, Petya and Sequence, Chef and Remissness, Chef and Kingship, Chef and Reunion, Chef and Tree Game, Sereja and Arcs, Team Sigma and Fibonacci, Children Trips, Jam, Updating Edges on Trees, Course Selection, Covering Sets, Heavy-light Decompositions, Inversion sorting, Another Fibonacci, Bored of Nim, Counting Subgraphs, Second LIS, Computer Network, Chef And Palindromes, Buying Seedlings, Distinct Codes, Chef and Maximum Sum Matrices , Devu and Perfume, Puppy and Triangles, Best Maximum Product, A Good Problem, Best Triangle, Bear and Xor of Sums, Bear and Shop Trip, Bear and Candies 123, Bear and AB, Binary Tree, Four Points, Mex division, Election Bait, Maximise The Minimum, Trees Are Fun
Contests (460):
January Challenge 2013:
Little Elephant and Alcohol, The Minimum Number Of Moves, End Of The World, Chef of the Year, Three Different Numbers
March Challenge 2013:
Random decreasing function, Tourist Translations, Approximately, Fire Escape Routes
April Challenge 2013:
Little Elephant and Music, Barcelona Gameplay Tactics, Maximum Weight Difference, Levy Conjecture
April Cook-Off 2013:
Andrew and the Meatballs, Andrew and the Strings, Andrew and the Meatballs again
June Challenge 2013:
Little Elephant and Mouses, Collecting Magical Berries, Dessert Wizard, Predictopus, W String, Lapindromes
August Challenge 2013:
Little Elephant and Lemonade, Music & Lyrics, Hello Hello, Save The Princess, The Number Of Solutions, Chef and Segments, Sereja and Ballons, Splitting Candies
August Cook-Off 2013:
Chef and The Right Triangles, Chef and The Divisibility Queries, Chef and The String of Digits
September Challenge 2013:
Little Elephant and Exams, Merciless Chef, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1, CAO Stage-2
October Challenge 2013:
Little Elephant and Bamboo, Helping Lira, Maxim and Dividers, Sereja and Transformation, CAO Stage-3, Yet Another Nice Girl
November Challenge 2013:
Chef Game, Superpowers of 2, Gangsters of Treeland, Yet Another Cute Girl, Uncle Johny, Square Digit Squares, Missing some chairs
December Challenge 2013:
Lucy and the Flowers, Cube Cakes, Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries, Query on a tree VI
January Challenge 2014:
Magic Trick, Counting The Important Pairs, Sereja and Graph, Counting D-sets, ForbiddenSum, Meteor, Bon Appetit, Please like me, Chef and Feedback
September Cook-Off 2014, ACM-ICPC Warm up:
Sherlock and the Grid, Subarray GCD, Subarray LCM, World War 2
March Challenge 2014:
Team Split, Binary Tournament, Walk, Maximum number, GCD condition, The Street , Little Chef and Numbers, Mike and Stamps, A Story with Strings, Chef and Graph Queries
April Challenge 2014:
Final Battle of Chef, Counting Matrices, Farmer Feb, Cards, bags and coins, Chef and Digits, Divide the Tangerine, Chef and Tree Game, Shortest Path in Binary Trees
May Challenge 2014:
Little Elephant and Balloons, Sereja and Game, Compilers and parsers, Chef-jumping, Fun with AGp, Chef and Strange Matrix, Stone
June Challenge 2014:
Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, Chef and Subarray, Sereja and Arcs, Two Companies, Guessing Game, Forgot Password
July Challenge 2014:
Little Elephant and Painting, Garden Game, Chef and Frogs, Sereja and Equality, Chef and Rectangle Genome, Count Substrings, Reach The Point, Dish Owner, Lucky Game, Game of Numbers
August Challenge 2014:
Mountain Holidays 2, Little Elephant and T-Shirts, Chef and Reversing, Team Sigma and Fibonacci, The Leaking Robot, Earthquake, Cleaning Tables, Chef and Gift
September Challenge 2014:
Sereja and Bubble Sort, Chef and Rainbow Array - 2, Chef and Swaps, Chef and Left-Right, Chef and sequence, Rectangle Query, Fun with Rotation, Flooring
October Challenge 2014:
Remy paints the fence, Sereja and two strings, Chef and Ground, Chef and Square, Children Trips, Stringology is Magic, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus
December Challenge 2014:
Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, Divide or die, XOR with Subset, Chef and Apple Trees, Sereja and GCD, Good galaxy
Divide By Zero 2014:
Sherlock and the Ciphers, Sherlock and the Perfect Array, Sherlock and Inversions, Sherlock and Subtrees
National Computing Contest 2014:
Quad Numbers, Maximizing Marks, Multiple Divide, Snooker, Rectangles, Social Network
November Lunchtime 2014:
A wolf, a sheep and cabbage, Deja Vu, Yet another substring problem, Dividing the Students
ACM-ICPC Asia-Kanpur Online Contest 2014, Replay:
ICPC Pre-Prelims Practice Round, Solving the Practice Contest, Logging in the computer
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, Ranka, Gcd Queries
January Cook-Off 2015:
Suraj goes shopping, Tojo hates probabilities, Random Rudreshwar, Abhijeet and rectangles
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, Xor Matrix, Jigsaw Puzzle Solving, Chef and Equality, Devu and Locks
March Challenge 2015:
Count Substrings, Chef and Notebooks, Chef and Problems, Sereja and Random Array, Devu and his Class, Sign Wave, Matrix, Counting on a Tree
May Challenge 2015:
Devu and his three Hands, Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Balanced Strings, Chef and Cake, Special Economic Zone
June Challenge 2015:
Sereja and Matrix Division, Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Anticommutative implication, Chef and String, Connect Points
August Challenge 2015:
Way Out, Social Cluster, Gravity Guy, Devu And Churu , Cooking Machine, Aditi and Magic Trick, Chef and insomnia, Future of draughts, Chef and Path
October Challenge 2015:
Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Cyclic shifts in permutation, Rupsa and Equilateral Triangle, Misha and Gym, LCM equation, Jump mission, Efficient Delivery
December Challenge 2015:
Sereja and Dividing, Chef and cinema, Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Misha and Permutation, Chef and Filters, Chef and Girls, Trip and Palindromes, Tanks
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
August Cook-Off 2015:
Chef and the XORed Number , Chef and the Number Sequence, Chef and the Wildcard Matching
November Cook-Off 2015:
Sereja and Line, Sereja and Array and Subtracting, Sereja and Pairs, Sereja and Tree 2
January Long Challenge 2016:
Sereja and Salesman, Chef and Inflation, Rupsa and the Game, Churu and Balls, Chef and Making Triples, Asteroids, Cyclist Race, Dai Ma Chu Shi, Chef and Time Machine, Devu and Perfume
February Challenge 2016:
Chef and Job and Rest, Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Weird Sum, Rectangles of Love, Chef-Detective, Matrix Maximum Sum, Sereja and Permutations, Call Center Schedule
March Challenge 2016:
Sereja and Two Strings 2, Polygon & Circles, Chef And Hungry Birds, Palindromic substrings, Floor Distribution, Chef and Number Guessing, maximize the sum, Parity tree, Chef And Special Dishes, Tiptoe through the tulips
April Challenge 2016:
Amazing Experiment, Mario and Luigi, Help Watson Escape, Fibonacci Queries, Chef and Big Matrix, Chef and Ballons, Devu and good strings, Chef And Magical Path, Chef And Coloring, Game of snakes on a grid
May Challenge 2016:
Sereja and GCD 2, Easy Queries, Chef and math, Chef and Balls, Forest Gathering, Chef and Amazingness of Numbers, Chef and Big Soccer, Laddu, Roads in Stars
July Challenge 2016:
Andrash and Stipendium, Chef and Segments, Chef and Tetris, Chef and special numbers, Evaluate the polynomial, Chef and Robots Competition, Chefland and Electricity, Chef and Polyhedron, Defend the Recipe, Scheduling jobs on a cluster
July Cook-Off 2016:
Chef and Proportion, Chef and Numbers, Chef and Land, Chef and Array, Chef and Sort
February Lunchtime 2016:
Chef and Socks, Chef and Tic-Tac-Toe, Chef and Polygons, Chef and Dominating Subarrays
July Lunchtime 2016:
Will and Closed Set, Drumpf for President!, Lumpy - The Bus Driver, So Close Yet So Far
January Cook-Off 2017:
Digit Longest Increasing Subsequences, Matrix Transformation, Digit Longest Increasing Subsequences 2
Starters 113 Division 1 (Rated):
Count Distinct Arrays, Counting Is Fun, Minimise Maximum Subarray Sum, Make All Equal, Score Sum, Maximum Score
Learning Paths (0):
None
Practice Paths (5):
Contributions
Problems Authored (8)
Problems Tested (0)
No Contribution