IOI2016国家集训队作业

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• Codechef MAY 15 Chef and Balanced Strings
• Codechef MAY 15 Counting on a directed graph
• Codechef APRIL 15 Black-white Board Game
• Codechef MARCH 15 Random Number Generator
• Codechef FEB 15 Devu and Locks
• Codechef NOV 14 Chef and Churu
• Codechef SEPT 15 Rectangle Query
• Codechef SEPT 14 Fibonacci Numbers on Tree
• Codechef APRIL 15 Chef and Tree Game
• Codechef APRIL 15 Make It Zero 3
• Codechef JULY 15 Easy exam
• Codechef AUG 13 Prime Distance On Tree
• Codechef MARCH 15 Counting on a Tree
• Codechef JAN 15 Ranka
• Codechef JAN 15 Xor Queries
• Codechef DEC 14 Course Selection
• Codechef OCT 14 Children Trips
• Codechef AUG 13 Music & Lyrics
• Codechef AUG 14 Team Sigma and Fibonacci
• Codechef JULY 14 Game of Numbers
• Codechef JULY 14 Sereja and Equality
• Codechef JUNE 14 Two Companies
• Codechef FEB 13 Observing the Tree
• Codechef NOV 12 Arithmetic Progressions
• Codechef DEC 13 Query on a tree VI
• Codechef MAY 14 Dynamic Trees and Queries Solved
• Codechef JUNE 14 Sereja and Arcs
• Codechef MAY 14 Sereja and Subsegment Increasings
• Codechef MARCH 14 The Street
• Codechef MARCH 14 Chef and Graph Querie
• Codechef FEB 14 Graph Challenge
• Codechef FEB 14 Count on a Treap
• Codechef JAN 14 Counting D-sets
• Codechef JAN 14 Counting The Important Pairs
• Codechef DEC 13 Petya and Sequence
• Codechef NOV 13 Gangsters of Treeland
• Codechef OCT 13 Fibonacci Number
• Codechef SEPT 13 Two Roads
• Codechef SEPT 13 To Queue or not to Queue
• Codechef JULY 13 Across the River
• Codechef JUNE 13 Two k-Convex Polygons
• Codechef JUNE 13 Count Special Matrices
• Codechef MAY 13 Queries on tree again!
• Codechef MARCH 13 Little Elephant and Colored Coins
• Codechef JAN 13 A New Door
• Codechef JUNE 15 Chefbook
• Codechef AUG 15 Future of draughts
• Codechef JAN 13 Cucumber Boy and Cucumber Girl
• Codechef DEC 12 Different Trips
• Codechef NOV 14 Sereja and Order
• Codechef OCT 11 The Baking Business
• Codechef OCT 11 Sine Partition Function Solved
• Codechef AUG 15 Simple Queries
• Codechef SEP 12 Knight Moving
• Codechef AUG 12 Two Magicians
• Codechef AUG 12 A Game of Thrones
• Codechef JULY 12 Dynamic GCD
• Codechef MAY 12 Little Elephant and Boxes
• Codechef MAY 12 Selling Tickets
• Codechef JAN 12 Card Shuffle
• Codechef APRIL 12 Substrings on a Tree
• Codechef APRIL 12 Find a special connected block
• Codechef MARCH 12 Evil Book
• Codechef MARCH 12 Ciel and Earthquake
• Codechef DEC 11 Short II
• Codechef NOV 11 Luckdays
• Codechef FEB 12 Find a Subsequence
• Codechef SEP 11 Short
• Codechef SEP 11 Counting Hexagons
• Codechef JUNE 11 Attack of the Clones
• Codechef AUG 11 Shortest Circuit Evaluation
• Codechef OCT 12 Max Circumference
• Codechef JULY 11 Billboards
• Codechef JUNE 12 Expected Maximum Matching
• Codechef FEB 15 Payton numbers
• Codechef FEB 13 Room Corner
• Codechef APRIL 15 Little Party
• Codechef AUG 11 Something About Divisors
• Codechef SEP 12 Annual Parade
• Codechef JULY 11 Trial of Doom
• Codechef APRIL 13 String Query
• Codechef JUNE 12 Cool Numbers
• Codechef JAN 12 Misinterpretation 2
• Codechef OCT 14 Union on Tree
• Codechef DEC 14 Divide or die
• Codechef JUNE 11 Minesweeper Reversed
• Codechef JULY 15 A game on a graph
• Codechef NOV 13 Queries With Points
• Codechef DEC 11 Hypertrees
• Codechef OCT 13 Three-Degree-Bounded Maximum Cost Subtree
• Codechef NOV 11 Colored Domino Tilings and Cutsontest
• Codechef APRIL 14 Sereja and Permutation
• Codechef JUNE 13 To challenge or not
• Codechef AUG 13 Deleting numbers
• Codechef JUNE 12 Closest Points
• Codechef SEPT 12 Simultaneous Nim
• Codechef OCT 11 The Great Plain
• Codechef JULY 11 Large Kitchen
• Codechef NOV 14 The Spelling Problem
• Codechef DEC 12 Word Ninjas
• Codechef MAY 14 The Malaysian Flight Search