題目清單 10000 - 10999

100 - Volume C
題號 標題 難度 參考解題方向 備註
10000 Longest Paths 2.5 DP, DAG, Longest-path lucky 貓
10001 Garden of Eden
10002 Center of Masses 3.0 Computational geometry, Convex hull, Centroid lucky 貓
10003 Cutting Sticks lucky 貓
10004 Bicoloring lucky 貓
10005 Packing polygons
10006 Carmichael Numbers lucky 貓
10007 Count the Trees lucky 貓
10008 What's Cryptanalysis? lucky 貓
10009 All Roads Lead Where?
10010 Where's Waldorf? lucky 貓
10011 Where Can You Hide?
10012 How Big Is It?
10013 Super long sums
10014 Simple calculations lucky 貓
10015 Joseph's Cousin lucky 貓
10016 Flip-Flop the Squarelotron
10017 The Never Ending Towers of Hanoi lucky 貓
10018 Reverse and Add lucky 貓
10019 Funny Encryption Method
ruby 兔
10020 Minimal coverage
10021 Cube in the labirint
10022 Delta-wave
10023 Square root lucky 貓
10024 Curling up the cube
10025 The ? 1 ? 2 ? ... ? n = k problem lucky 貓
10026 Shoemaker's Problem lucky 貓
10027 Language Cardinality
10028 Demerit Points
10029 Edit Step Ladders
10030 Computer Dialogue
10031 Saskatchewan
10032 Tug of War lucky 貓
10033 Interpreter
ruby 兔
10034 Freckles lucky 貓
10035 Primary Arithmetic 1.0 Ad hoc, Addition lucky 貓
10036 Divisibility 2.5 DP, Modular arithmatic, Subset sum lucky 貓
10037 Bridge lucky 貓
10038 Jolly Jumpers 1.0 Ad-hoc lucky 貓
10039 Railroads
10040 Ouroboros Snake
10041 Vito's Family 1.0 Ad hoc, Median lucky 貓
10042 Smith Numbers lucky 貓
10043 Chainsaw Massacre
10044 Erdos Numbers
10045 Echo
10046 Fold-up Patterns
10047 The Monocycle
10048 Audiophobia lucky 貓
10049 Self-describing Sequence lucky 貓
10050 Hartals
ruby 兔
10051 Tower of Cubes
10052 Inviting Politicians
10053 Envelopes
10054 The Necklace
10055 Hashmat the Brave Warrior 1.0 Ad hoc, Comparison operation lucky 貓
10056 What is the Probability ? lucky 貓
10057 A mid-summer night's dream. lucky 貓
10058 Jimmy's Riddles
10059 The Hazard of CSE Department!
10060 A hole to catch a man
10061 How many zero's and how many digits ?
10062 Tell me the frequencies! lucky 貓
10063 Knuth's Permutation lucky 貓
10064 Travelling in another Dimension
10065 Useless Tile Packers
10066 The Twin Towers 2.5 DP, LCS lucky 貓
10067 Playing with Wheels lucky 貓
10068 The Treasure Hunt
10069 Distinct Subsequences 3.0 DP, String DP, Big number ruby 兔
10070 Leap Year or Not Leap Year and ...
ruby 兔
10071 Back to High School Physics 1.0 Ad hoc, Arithmetic operation lucky 貓
10072 Bob Laptop Woolmer and Eddie Desktop Barlow
10073 Constrained Exchange Sort
10074 Take the Land 2.5 DP, Largest empty rectangle lucky 貓
10075 Airlines
10076 The Bumpy Robot
10077 The Stern-Brocot Number System
ruby 兔
10078 The Art Gallery 2.5 Computational geometry, Test Convex lucky 貓
10079 Pizza Cutting 1.0 Math, Combination, Triangular number lucky 貓
10080 Gopher II lucky 貓
10081 Tight Words lucky 貓
10082 WERTYU 1.0 Ad hoc, String, Cryptography lucky 貓
10083 Division lucky 貓
10084 Hotter Colder
10085 The most distant state
10086 Test the Rods
10087 The Tajmahal of ++Y2k
10088 Trees on My Island
10089 Repackaging
10090 Marbles lucky 貓
10091 The Valentine's Day
10092 The Problem with the Problem Setter
10093 An Easy Problem! lucky 貓
10094 Place the Guards
10095 Saving the Planet
10096 The Richest Man of the Universe
10097 The Color Game
10098 Generating Fast, Sorted Permutation lucky 貓
10099 The Tourist Guide lucky 貓
101 - Volume CI
題號 標題 難度 參考解題方向 備註
10100 Longest Match
10101 Bangla Numbers
10102 The path in the colored field lucky 貓
10103 Karpovich blocks
10104 Euclid Problem lucky 貓
10105 Polynomial Coefficients lucky 貓
10106 Product 2.0 Big number, Multiplication lucky 貓
10107 What is the Median? lucky 貓
10108 The Mosquito Killer Mosquitos
10109 Solving Systems of Linear Equations
10110 Light, More Light 1.0 Math, Square root lucky 貓
10111 Find the Winning Move
10112 Myacm Triangles lucky 貓
10113 Exchange Rates
10114 Loansome Car Buyer
10115 Automatic Editing
10116 Robot Motion
10117 Nice Milk
10118 Free Candies
10119 Farewell, my friend
10120 Gift?! lucky 貓
10121 Legendary Pokemon
10122 Mysterious Mountain
10123 No Tipping
10124 Subway
10125 Sumsets lucky 貓
10126 Zipf's Law lucky 貓
10127 Ones lucky 貓
10128 Queue lucky 貓
10129 Play on Words lucky 貓
10130 SuperSale ruby 兔
10131 Is Bigger Smarter? 2.5 DP, LIS, DAG lucky 貓
10132 File Fragmentation
10133 Audubon's Stormy Arctic Trip
10134 AutoFish
10135 Herding Frosh
10136 Chocolate Chip Cookies
10137 The Trip 1.5 Ad hoc lucky 貓
10138 CDVII
10139 Factovisors lucky 貓
10140 Prime Distance lucky 貓
10141 Request for Proposal lucky 貓
10142 Australian Voting lucky 貓
10143 Loan
10144 Expression
10145 Lock Manager
10146 Dictionary
10147 Highways lucky 貓
10148 Clues
10149 Yahtzee
10150 Doublets lucky 貓
10151 Spaghetti
10152 ShellSort lucky 貓
10153 New Horizons
10154 Weights and Measures 2.5 DP, LIS (Like UVa 11003) lucky 貓
10155 Green Eggs and Ham
10156 Sala-ma-Sond, A Nice Little Pond
10157 Expressions lucky 貓
10158 War
10159 Star
10160 Servicing Stations
10161 Ant on a Chessboard lucky 貓
10162 Last Digit lucky 貓
10163 Storage Keepers
10164 Number Game lucky 貓
10165 Stone Game lucky 貓
10166 Travel
10167 Birthday Cake lucky 貓
10168 Summation of Four Primes lucky 貓
10169 Urn-ball Probabilities !
10170 The Hotel with Infinite Rooms lucky 貓
10171 Meeting Prof. Miguel...
10172 The Lonesome Cargo Distributor
10173 Smallest Bounding Rectangle
10174 Couple-Bachelor-Spinster Numbers. lucky 貓
10175 Sphere
10176 Ocean Deep ! - Make it shallow !! lucky 貓
10177 (2/3/4)-D Sqr/Rects/Cubes/Boxes?
10178 Count the Faces.
10179 Irreducable Basic Fractions lucky 貓
10180 Rope Crisis in Ropeland!
10181 15-Puzzle Problem
10182 Bee Maja lucky 貓
10183 How Many Fibs? lucky 貓
10184 Equidistance
10185 Phylogenetic Trees Inherited
10186 Euro Cup 2000
10187 From Dusk Till Dawn
10188 Automated Judge Script lucky 貓
10189 Minesweeper lucky 貓
10190 Divide, But Not Quite Conquer!
10191 Longest Nap lucky 貓
10192 Vacation 2.5 DP, LCS, fast IO lucky 貓
10193 All You Need Is Love lucky 貓
10194 Football (aka Soccer)
10195 The Knights Of The Round Table lucky 貓
10196 Check The Check lucky 貓
10197 Learning Portuguese
10198 Counting ruby 兔
10199 Tourist Guide 2.5 Graph theory, Articulation point, Connectivity lucky 貓
102 - Volume CII
題號 標題 難度 參考解題方向 備註
10200 Prime Time lucky 貓
10201 Adventures in Moving - Part IV
10202 Pairsumonious Numbers lucky 貓
10203 Snow Clearing
10204 Adventures in Moving - Part V
10205 Stack 'em Up
10206 Stars
10207 The Unreal Tournament
10208 Liar or Not Liar that is the...
10209 Is This Integration ? lucky 貓
10210 Romeo and Juliet ! lucky 貓
10211 Divisibility Testing! Wow!
10212 The Last Non-zero Digit. lucky 貓
10213 How Many Pieces of Land ? lucky 貓
10214 Trees in a Wood.
10215 The Largest/Smallest Box ... lucky 貓
10216 The Optimal Coffee Shop!!
10217 A Dinner with Schwarzenegger!!!
10218 Let's Dance !!!
10219 Find the ways ! lucky 貓
10220 I Love Big Numbers ! 2.0 Big number, Factorial, Sum of digit lucky 貓
10221 Satellites
10222 Decode the Mad man 1.0 Ad hoc, String, Cryptography lucky 貓
10223 How many nodes ? lucky 貓
10224 Return of the Jedi
10225 Discrete Logging
10226 Hardwood Species lucky 貓
10227 Forests lucky 貓
10228 Star not a Tree?
10229 Modular Fibonacci lucky 貓
10230 Savage Garden
10231 Matrix World
10232 Bit-wise Sequence lucky 貓
10233 Dermuba Triangle lucky 貓
10234 Frequent Substrings
10235 Simply Emirp 1.5 Number theory, Prime sieve, Emirp lucky 貓
10236 The Fibonacci Primes
10237 Bishops lucky 貓
10238 Throw the Dice
10239 The Book-shelver's Problem
10240 The n-Dimensional Cities
10241 Semi-triangular and also Square
10242 Fourth Point !! lucky 貓
10243 Fire! Fire!! Fire!!!
10244 First Love !!!
10245 The Closest Pair Problem lucky 貓
10246 Asterix and Obelix
10247 Complete Tree Labeling
10248 The Integer All-time Champ
10249 The Grand Dinner
10250 The Other Two Trees
10251 Min-Max Cake
10252 Common Permutation 1.0 Ad hoc, String, Letter frequency ruby 兔
10253 Series-Parallel Networks lucky 貓
10254 The Priest Mathematician lucky 貓
10255 The knight's Tour
10256 The Great Divide
10257 Dick and Jane lucky 貓
10258 Contest Scoreboard lucky 貓
10259 Hippity Hopscotch lucky 貓
10260 Soundex 1.5 Ad hoc, String ruby 兔
10261 Ferry Loading
10262 Suffidromes
10263 Railway
10264 The Most Potent Corner
10265 Toroidal Chess Queens' Problem
10266 Surveying
10267 Graphical Editor ruby 兔
10268 498-bis lucky 貓
10269 Adventure of Super Mario
10270 Bigger Square Please...
10271 Chopsticks lucky 貓
10272 DDR King
10273 Eat or Not to Eat?
10274 Fans and Gems
10275 Guess the Number!
10276 Hanoi Tower Troubles Again! lucky 貓
10277 Boastin' Red Socks
10278 Fire Station
10279 Mine Sweeper
10280 Old Wine Into New Bottles
10281 Average Speed
10282 Babelfish lucky 貓
10283 The Kissing Circles lucky 貓
10284 Chessboard in FEN lucky 貓
10285 Longest Run on a Snowboard lucky 貓
10286 Trouble with a Pentagon lucky 貓
10287 Gifts in a Hexagonal Box lucky 貓
10288 Coupons
10289 A Square and Equilateral Triangles lucky 貓
10290 {Sum+=i++} to Reach N lucky 貓
10291 Cut the Legs
10292 The Gossiping System
10293 Word Length and Frequency
10294 Arif in Dhaka (First Love Part 2)
10295 Hay Points 1.0 Ad hoc, Word frequency, Dictionary lucky 貓
10296 Jogging Trails lucky 貓
10297 Beavergnaw lucky 貓
10298 Power Strings lucky 貓
10299 Relatives lucky 貓
103 - Volume CIII
題號 標題 難度 參考解題方向 備註
10300 Ecological Premium 1.0 Ad hoc lucky 貓
10301 Rings and Glue
10302 Summation of Polynomials 1.0 Math, Summation, Triangular number lucky 貓
10303 How Many Trees? lucky 貓
10304 Optimal Binary Search Tree
10305 Ordering Tasks lucky 貓
10306 e-Coins 2.5 DP, Coin change
10307 Killing Aliens in Borg Maze
10308 Roads in the North
10309 Turn the Lights Off
10310 Dog and Gopher lucky 貓
10311 Goldbach and Euler lucky 貓
10312 Expression Bracketing
10313 Pay the Price 3.0 DP, Coin change lucky 貓
10314 Three Pigs
10315 Poker Hands lucky 貓
10316 Airline Hub
10317 Equating Equations
10318 Security Panel
10319 Manhattan
10320 Cow Trouble! Help Please!!
10321 Polygon Intersection
10322 The Four in One Stadium
10323 Factorial! You Must be Kidding!!! lucky 貓
10324 Zeros and Ones lucky 貓
10325 The Lottery lucky 貓
10326 The Polynomial Equation lucky 貓
10327 Flip Sort lucky 貓
10328 Coin Toss 3.0 Combinatorial DP, Big number lucky 貓
10329 Combinatorial Expression lucky 貓
10330 Power Transmission
lucky 貓
10331 The Flyover Construction
10332 The Absent Minded Professor
10333 The Tower of ASCII
10334 Ray Through Glasses lucky 貓
10335 Ray Inside a Polygon
10336 Rank the Languages lucky 貓
10337 Flight Planner
10338 Mischievous Children lucky 貓
10339 Watching Watches
10340 All in All 1.0 String, Subsequence lucky 貓
10341 Solve It
10342 Always Late lucky 貓
10343 Base64 Decoding
10344 23 out of 5 lucky 貓
10345 Cricket/Football Goes Down lucky 貓
10346 Peter's Smoke 1.0 Ad-hoc, Cola lucky 貓
10347 Medians ruby 兔
10348 Submarines
10349 Antenna Placement
10350 Liftless EME
10351 Cutting Diamonds
10352 Count the eWords
10353 Circles in Hexagon :-)
10354 Avoiding Your Boss
10355 Superman
10356 Rough Roads
10357 Playball !!!
10358 Matrix
10359 Tiling lucky 貓
10360 Rat Attack
10361 Automatic Poetry lucky 貓
10362 Trains
10363 Tic Tac Toe
10364 Square lucky 貓
10365 Blocks lucky 貓
10366 Faucet Flow
10367 Equations
10368 Euclid's Game lucky 貓
10369 Arctic Network
10370 Above Average 1.0 Ad hoc lucky 貓
10371 Time Zones
10372 Leaps Tall Buildings (in a single bound)
10373 The Brick Stops Here
10374 Election lucky 貓
10375 Choose and divide lucky 貓
10376 Snakes
10377 Maze Traversal lucky 貓
10378 Complex Numbers
10379 Pit Stop Strategy
10380 Shogi Tournament
10381 The Rock
10382 Watering Grass
10383 Queen vs Rook
10384 The Wall Pushers
10385 Duathlon
10386 Circles in Triangle lucky 貓
10387 Billiard
10388 Snap
10389 Subway
10390 Bean Counting
10391 Compound Words lucky 貓
10392 Factoring Large Numbers lucky 貓
10393 The One-Handed Typist lucky 貓
10394 Twin Primes lucky 貓
10395 Titans in Danger
10396 Vampire Numbers
10397 Connect the Campus lucky 貓
10398 The Golden Pentagon
10399 Optimus Prime
104 - Volume CIV
題號 標題 難度 參考解題方向 備註
10400 Game Show Math lucky 貓
10401 Injured Queen Problem
10402 Triangle Covering
10403 Escape from Tut's Tomb
10404 Bachet's Game lucky 貓
10405 Longest Common Subsequence 2.5 DP, LCS, fast IO lucky 貓
10406 Cutting tabletops
10407 Simple division 2.0 Number theory, Gcd lucky 貓
10408 Farey sequences lucky 貓
10409 Die Game lucky 貓
10410 Tree Reconstruction lucky 貓
10411 Another Game of Tetris
10412 Big Big Trees
10413 Crazy Savages
10414 Denki Blocks
10415 Eb Alto Saxophone Player
10416 Folding My T-Shirt
10417 Gift Exchanging
10418 Hyper Toy Soldiers lucky 貓
10419 Sum-up the Primes
10420 List of Conquests 1.0 String, STL Map ruby 兔
10421 Critical Wave
10422 Knights in FEN
10423 Peter Takes a Tramway
10424 Love Calculator 1.5 Ad-hoc, Sum-of-digit ruby 兔
10425 Mobile Destroyer
10426 Knights' Nightmare
10427 Naughty Sleepy Boys
10428 The Roots
10429 Mohr's Circle
10430 Dear GOD, Pardon Me
10431 Normal Distribution
10432 Polygon Inside A Circle lucky 貓
10433 Automorphic Numbers lucky 貓
10434 Working With Specific Gravity
10435 Compare Directories
10436 Cheapest way
10437 Playing With Fraction
10438 Meta Editor
10439 Temple of Dune
10440 Ferry Loading II
10441 Catenyms
10442 Basic
10443 Rock, Scissors, Paper lucky 貓
10444 Multi-peg Towers of Hanoi
10445 Make Polygon
10446 The Marriage Interview :-)
10447 Sum-up the Primes (II)
10448 Unique World
10449 Traffic
10450 World Cup Noise lucky 貓
10451 Ancient Village Sports ruby 兔
10452 Marcus, help!
10453 Make Palindrome
10454 Trexpression
10455 Gray Code
10456 Intelligent Cats
10457 Magic Car
10458 Cricket Ranking
10459 The Tree Root
10460 Find the Permuted String
10461 Difference
10462 Is There A Second Way Left?
10463 Aztec Knights
10464 Big Big Real Numbers
10465 Homer Simpson 2.5 DP lucky 貓
10466 How Far?
10467 Parse Tree
10468 Rigid Circle Packing
10469 To Carry or not to Carry 1.0 Bitwise operation, Xor lucky 貓
10470 Shifted Coefficient Number System
10471 Can't be too GREEDY
10472 Fastest Vs Cheapest
10473 Simple Base Conversion 1.5 Base conversion, Ad hoc lucky 貓
10474 Where is the Marble? lucky 貓
10475 Help the Leaders
10476 Spam or Not Spam
10477 The Hybrid Knight
10478 The Falling Pillars
10479 The Hendrie Sequence
10480 Sabotage
10481 The Gift Wrappers of Hollywood
10482 The Candyman Can
10483 The Sum Equals the Product
10484 Divisibility of Factors lucky 貓
10485 Painting with CSE
10486 Mountain Village
10487 Closest Sums lucky 貓
10488 Swimming Gopher
10489 Boxes of Chocolates lucky 貓
10490 Mr. Azad and his Son!!!!! ruby 兔
10491 Cows and Cars lucky 貓
10492 Optimal Mastermind Strategy
10493 Cats, with or without Hats lucky 貓
10494 If We Were a Child Again lucky 貓
10495 Conic Distance
10496 Collecting Beepers lucky 貓
10497 Sweet Child Makes Trouble lucky 貓
10498 Happiness
10499 The Land of Justice 1.0 Ad hoc lucky 貓
105 - Volume CV
題號 標題 難度 參考解題方向 備註
10500 Robot maps lucky 貓
10501 Simplified Shisen-Sho
10502 Counting Rectangles lucky 貓
10503 The dominoes solitaire
10504 Hidden squares
10505 Montesco vs Capuleto
10506 The Ouroboros problem
10507 Waking up brain
10508 Word Morphing
10509 R U Kidding Mr. Feynman!
10510 Cactus
10511 Councilling
10512 A Day in Math-land
10513 Bangladesh Sequences
10514 River Crossing
10515 Power Et Al. lucky 貓
10516 Another Counting Problem
10517 Wind of Change!
10518 How Many Calls? lucky 貓
10519 !! Really Strange !! lucky 貓
10520 Determine it
10521 Continuously Growing Fractions
10522 Height to Area
10523 Very Easy !!! ruby 兔
10524 Matriz Reloaded
10525 New to Bangladesh?
10526 Intellectual Property
10527 Persistent Numbers lucky 貓
10528 Major Scales
10529 Dumb Bones
10530 Guessing Game lucky 貓
10531 Maze Statistics
10532 Combination! Once Again
10533 Digit Primes 2.0 Number theory, Prime sieve, Digit sum, Prefix sum lucky 貓
10534 Wavio Sequence 3.0 DP, LIS nlgn ver, LIS, LDS lucky 貓
10535 Shooter
10536 Game of Euler
10537 The Toll! Revisited
10538 Powerful Magic Squares
10539 Almost Prime Numbers lucky 貓
10540 Flowers of a Beautiful Mind
10541 Stripe
10542 Hyper-drive
10543 Traveling Politician
10544 Numbering the Paths
10545 Maximal Quadrilateral
10546 The Eagle's Nest
10547 Hidden Truth in Recurrenc
10548 Find the Right Changes
10549 Russian Dolls lucky 貓
10550 Combination Lock 1.0 Ad hoc lucky 貓
10551 Basic Remains lucky 貓
10552 Genealogical Research
10553 Treasure Map
10554 Calories from Fat
10555 Dead Fraction
10556 Biometrics
10557 XYZZY
10558 A Brief Gerrymander
10559 Blocks
10560 Minimum Weight
10561 Treblecross
10562 Undraw the Trees
10563 Least Squares lucky 貓
10564 Paths through the Hourglass lucky 貓
10565 Matrix
10566 Crossed Ladders lucky 貓
10567 Helping Fill Bates
10568 n Group k
10569 Number Theory
10570 Meeting with Aliens
10571 Products
10572 Black & White
10573 Geometry Paradox lucky 貓
10574 Counting Rectangles
10575 Polylops
10576 Y2K Accounting Bug
10577 Bounding box
10578 The Game of 31 lucky 貓
10579 Fibonacci Numbers 2.0 Big number, Addition, Fibonacci number ruby 兔
10580 Ransom Note
10581 Partitioning for fun and profit
10582 ASCII Labyrinth
10583 Ubiquitous Religions lucky 貓
10584 Text Formalization
10585 Center of symmetry
10586 Polynomial Remains
10587 Mayor's posters
10588 Queuing at the doctors
10589 Area lucky 貓
10590 Boxes of Chocolates Again
10591 Happy Number lucky 貓
10592 Freedom Fighter
10593 Kites
10594 Data Flow
10595 Knight on the Bee Board
10596 Morning Walk
10597 Right Words
10598 Find the Latitude
10599 Robots(II)
106 - Volume CVI
題號 標題 難度 參考解題方向 備註
10600 ACM Contest and Blackout ruby 兔
10601 Cubes
10602 Editor Nottobad
10603 Fill lucky 貓
10604 Chemical Reaction
10605 Mines For Diamonds
10606 Opening Doors
10607 Siege
10608 Friends lucky 貓
10609 Fractal
10610 Gopher and Hawks
10611 The Playboy Chimp ruby 兔
10612 Paper Folding
10613 Mushroom Misery
10614 Dreadful Vectors
10615 Rooks
10616 Divisible Group Sums
10617 Again Palindromes
10618 Tango Tango Insurrection
10619 Advanced Causal Measurements
10620 A Flea on a Chessboard lucky 貓
10621 Jack and Jill
10622 Perfect P-th Powers lucky 貓
10623 Thinking Backward
10624 Super Number lucky 貓
10625 GNU = GNU'sNotUnix lucky 貓
10626 Buying Coke
10627 Infinite Race lucky 貓
10628 Quadrills
10629 Truckin'
10630 Millennium Ceremony
10631 Normals
10632 Pyramid
10633 Rare Easy Problem lucky 貓
10634 Say NO to Memorization
10635 Prince and Princess LIS lucky 貓
10636 Stretching Geometry
10637 Coprimes lucky 貓
10638 The Trip II
10639 Square Puzzle
10640 Planes around the World
10641 Barisal Stadium
10642 Can You Solve It? ruby 兔
10643 Facing Problem With Trees
10644 Floor Tiles
10645 Menu
10646 What is the Card?
10647 Optimal House Placement
10648 Chocolate Box
10649 Danger Point lucky 貓
10650 Determinate Prime
10651 Pebble Solitaire
10652 Board Wrapping
10653 Bombs! NO they are Mines!!
10654 The Uxuhul Voting System
10655 Contemplation - Algebra lucky 貓
10656 Maximum Sum (II) ruby 兔
10657 Prince Frog II
10658 ReArrange
10659 Fitting Text into Slides
10660 Citizen attention offices
10661 The Perspectographer
10662 The Wedding
10663 Non-Powerful Subsets
10664 Luggage 2.5 DP, 0-1 knapsack, Subset sum lucky 貓
10665 Diatribe against Pigeonholes
10666 The Eurocup is Here!
10667 Largest Block
10668 Expanding Rods
10669 Three powers
10670 Work Reduction
10671 Grid Speed
10672 Marbles on a tree
10673 Play with Floor and Ceil 1.0 Ad hoc, Math lucky 貓
10674 Tangents
10675 Revenge of Faucet Flow
10676 Grid Points
10677 Base Equality
10678 The Grazing Cow 1.0 Math, Geometry lucky 貓
10679 I Love Strings!!
10680 LCM lucky 貓
10681 Teobaldo's Trip
10682 Forr籀 Party
10683 The decadary watch
10684 The jackpot 2.5 DP, Max consecutive subsequence 1D lucky 貓
10685 Nature
10686 SQF Problems
10687 Monitoring the Amazon
10688 The Poor Giant
10689 Yet another Number Sequence lucky 貓
10690 Expression Again
10691 Subway
10692 Huge Mods
10693 Traffic Volume lucky 貓
10694 Combinatorial Summation
10695 Find the Point
10696 f91 1.0 Recursive, Ad hoc, F91 lucky 貓
10697 Firemen barracks
10698 Football Sort
10699 Count the factors 1.5 Number theory, Prime sieve, Factorization lucky 貓
107 - Volume CVII
題號 標題 難度 參考解題方向 備註
10700 Camel trading lucky 貓
10701 Pre, in and post lucky 貓
10702 Travelling Salesman lucky 貓
10703 Free spots ruby 兔
10704 Traffic!
10705 The Fun Number System
10706 Number Sequence lucky 貓
10707 2D-Nim
10708 Cheetah
10709 Intersection is Not that Easy lucky 貓
10710 Chinese Shuffle
10711 Stitching
10712 Count the Numbers
10713 Map
10714 Ants 1.0 Ad hoc, Min max lucky 貓
10715 Cat
10716 Evil Straw Warts Live
10717 Mint
10718 Bit Mask
10719 Quotient Polynomial
10720 Graph Construction
10721 Bar Codes
10722 Super Lucky Numbers
10723 Cyborg Genes
10724 Road Construction
10725 Triangular Square
10726 Coco Monkey
10727 Practice
10728 Help!
10729 Treequivalence
10730 Antiarithmetic? lucky 貓
10731 Test
10732 The Strange Research
10733 The Colored Cubes
10734 Triangle Partitioning
10735 Euler Circuit
10736 Series of PI
10737 The Difference Engine
10738 Riemann vs Mertens
10739 String to Palindrome 2.5 DP, Edit distance ruby 兔
10740 Not the Best
10741 Magic Cube
10742 The New Rule in Euphomia
10743 Blocks on Blocks
10744 The Optimal Super-Highway
10745 Dominant Strings
10746 Crime Wave - The Sequel
10747 Maximum Subsequence
10748 Knights Roaming
10749 Automobile Travelling
10750 Beautiful Points
10751 Chessboard
10752 Distant Jumping
10753 Exponential Function
10754 Fantastic Sequence
10755 Garbage Heap
10756 HardNumbers
10757 Interpreting SQL
10758 Journey
10759 Dice Throwing 2.5 DP, Combinatorial math, Probability DP lucky 貓
10760 Translation or rotation
10761 Broken Keyboard
10762 Treasure Castle
10763 Foreign Exchange lucky 貓
10764 Signed-digit numbers
10765 Doves and bombs
10766 Organising the Organisation
10767 Barcelona's trams
10768 Planarity
10769 Pillars
10770 Sokoban
10771 Barbarian tribes lucky 貓
10772 Rose windows
10773 Back to Intermediate Math
10774 Repeated Josephus
10775 Mystical Matrix
10776 Determine The Combination
10777 God! Save me
10778 Mathemagicland
10779 Collectors Problem
10780 Again Prime? No Time. lucky 貓
10781 Global Positioning System
10782 Send More Money
10783 Odd Sum 1.0 Math, Tree planting problem lucky 貓
10784 Diagonal lucky 貓
10785 The Mad Numerologist
10786 Qualify for the Champions League
10787 Modular Equations
10788 Parenthesizing Palindromes
10789 Prime Frequency lucky 貓
10790 How Many Points of Intersection? lucky 貓
10791 Minimum Sum LCM lucky 貓
10792 The Laurel-Hardy Story
10793 The Orc Attack
10794 The Deadly Olympic Returns!!!
10795 A Different Task lucky 貓
10796 Right Hand Rule
10797 Peaceful Sharing
10798 Be wary of Roses
10799 OOPS! They did it Again...
108 - Volume CVIII
題號 標題 難度 參考解題方向 備註
10800 Not That Kind of Graph lucky 貓
10801 Lift Hopping lucky 貓
10802 Lex Smallest Drive
10803 Thunder Mountain
10804 Gopher Strategy
10805 Cockroach Escape Networks
10806 Dijkstra, Dijkstra.
10807 Prim, Prim.
10808 Rational Resistors
10809 Great Circle
10810 Ultra-QuickSort lucky 貓
10811 Up the Ante
10812 Beat the Spread! 1.0 Ad hoc, Math lucky 貓
10813 Traditional BINGO
10814 Simplifying Fractions
10815 Andy's First Dictionary lucky 貓
10816 Travel in Desert
10817 Headmaster's Headache
10818 Dora Trip
10819 Trouble of 13-Dots
10820 Send a Table
10821 Constructing BST
10822 Planet of the Rock, Paper and Scissors
10823 Of Circles and Squares
10824 Regular Polygon
10825 Anagram and Multiplication
10826 Hot or Cold?
10827 Maximum sum on a torus
10828 Back to Kernighan-Ritchie
10829 L-Gap Substrings lucky 貓
10830 A New Function lucky 貓
10831 Gerg's Cake
10832 Yoyodyne
10833 Lunar Forest
10834 The Story of Two Coins
10835 Playing with Coins
10836 The Maximum Term
10837 A Research Problem
10838 The Pawn Chess
10839 The Curse of Barbosa
10840 Multi-stage Compressor
10841 Lift Hopping in the Real World
10842 Traffic Flow
10843 Anne's game
10844 Bloques
10845 The crusades ruby 兔
10846 Reading time from a clock
10847 Basic Tautologies
10848 Make Palindrome Checker
10849 Move the bishop
10850 The Gossipy Gossipers Gossip Gossips
10851 2D Hieroglyphs decoder
10852 Less Prime ruby 兔
10853 Pablito nailed a nail
10854 Number of Paths
10855 Rotated squares
10856 Recover Factorial lucky 貓
10857 Easter Eggs
10858 Unique Factorization lucky 貓
10859 Placing Lampposts
10860 Many a Little makes a Mickle
10861 Security by Ambiguity
10862 Connect the Cable Wires
10863 Shovelling Snow
10864 The Predator
10865 Brownie Points
10866 Magic Bitstrings
10867 Cutting a Polygon
10868 Bungee Jumping
10869 Brownie Points II
10870 Recurrences
10871 Anti-Primes
10872 Triangles
10873 Splat, Inc.
10874 Segments
10875 Big Math
10876 Factory Robot
10877 Decoids
10878 Decode the tape lucky 貓
10879 Code Refactoring 1.0 Math, Factorization ruby 兔
10880 Colin and Ryan lucky 貓
10881 Piotr's Ants lucky 貓
10882 Koerner's Pub
10883 Supermean lucky 貓
10884 Persephone
10885 Martin the Gardener
10886 Standard Deviation
10887 Concatenation of Languages
10888 Warehouse
10889 The Lost Gift
10890 Maze
10891 Game of Sum lucky 貓
10892 LCM Cardinality lucky 貓
10893 Creating Sudoku Puzzles
10894 Save Hridoy
10895 Matrix Transpose
10896 Known Plaintext Attack
10897 Travelling Distance
10898 Combo Deal lucky 貓
10899 Billiard again
109 - Volume CIX
題號 標題 難度 參考解題方向 備註
10900 So you want to be a 2^n-aire?
10901 Ferry Loading III
10902 Pick-up Sticks
10903 Rock-Paper-Scissors Tournament lucky 貓
10904 Structural Equivalence
10905 Children's Game lucky 貓
10906 Strange Integration
10907 Art Gallery
10908 Largest Square
10909 Lucky Number
10910 Marks Distribution
10911 Forming Quiz Teams 2.0 Backtracking, DFS, Memorization lucky 貓
10912 Simple Minded Hashing 2.5 DP, Combinatorial DP lucky 貓
10913 Walking on a Grid
10914 Abundance and Perfect Numbers
10915 War on Weather
10916 Factstone Benchmark lucky 貓
10917 Walk Through the Forest lucky 貓
10918 Tri Tiling 2.0 DP, Linear DP lucky 貓
10919 Prerequisites? lucky 貓
10920 Spiral Tap
10921 Find the Telephone 1.5 Ad hoc, String, Cellphone ruby 兔
10922 2 the 9s lucky 貓
10923 Seven Seas
10924 Prime Words lucky 貓
10925 Krakovia
10926 How Many Dependencies? lucky 貓
10927 Bright Lights
10928 My Dear Neighbours
10929 You can say 11 lucky 貓
10930 A-Sequence
10931 Parity 1.5 Ad hoc, Base coversion, Parity ruby 兔
10932 Calculator
10933 Volleyball
10934 Dropping water balloons
10935 Throwing cards away I
10936 Land surveyor's job
10937 Blackbeard the Pirate
10938 Flea circus
10939 Ants, Aphids and a Ladybug
10940 Throwing cards away II
10941 Words adjustment
10942 Can of Beans
10943 How do you add?
10944 Nuts for nuts..
10945 Mother bear
10946 You want what filled?
10947 Bear with me, again..
10948 The primary problem
10949 Kids in a Grid lucky 貓
10950 Bad Code
10951 Polynomial GCD
10952 Pattern Transformations
10953 Stochastic Digit Generator
10954 Add All lucky 貓
10955 Playfair Cipher
10956 Prime Suspect
10957 So Doku Checker lucky 貓
10958 How Many Solutions?
10959 The Party, Part I lucky 貓
10960 The Party, Part II
10961 Chasing After Don Giovanni lucky 貓
10962 Don Giovanni's Last Dinner lucky 貓
10963 The Swallowing Ground 1.0 Ad hoc lucky 貓
10964 Strange Planet
10965 Khepel's Problem
10966 3KP-BASH Project
10967 The Great Escape
10968 KuPellaKeS
10969 Sweet Dreem
10970 Big Chocolate 1.0 Ad hoc, Math ruby 兔
10971 Building Construction
10972 RevolC FaeLoN
10973 Triangle Counting
10974 The Ridiculous Game
10975 Dueue's Quiz
10976 Fractions Again?! lucky 貓
10977 Enchanted Forest
10978 Let's Play Magic!
10979 How Many Triangles?
10980 Lowest Price in Town
10981 String Morphing
10982 Troublemakers
10983 Buy one, get the rest free
10984 Double NP-hard
10985 Rings'n'Ropes
10986 Sending email lucky 貓
10987 Antifloyd
10988 From G to H and back
10989 Bomb, Divide and Conquer
10990 Another New Function
10991 Region
10992 The Ghost of Programmers
10993 Ignoring Digits
10994 Simple Addition lucky 貓
10995 Educational Journey
10996 Go
10997 Medals
10998 Flipping Colors
10999 Crabbles

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