競賽題解

大災變

2014-03-29

NOI 2010 冬令營解題報告

2010-04-21

WC2010 排序機

2010-03-16

WC2010 重建計劃

2010-03-16

WC2010 能量場

2010-03-15

NOI 2009 解題報告

2010-01-12

NOI 2009 描邊

2010-01-12

NOI 2009 管道取珠

2010-01-12

NOI 2009 植物大戰殭屍

2010-01-12

NOI 2009 二叉查找樹

2010-01-12

NOI 2009 詩人小G

2010-01-12

NOI 2009 變換序列

2010-01-12

線性規劃與網絡流24題-最長遞增子序列問題

2009-07-01

線性規劃與網絡流24題-圓桌問題

2009-07-01

線性規劃與網絡流24題-魔術球問題

2009-07-01

線性規劃與網絡流24題-最小路徑覆蓋問題

2009-07-01

線性規劃與網絡流24題-太空飛行計劃問題

2009-07-01

線性規劃與網絡流24題-飛行員配對方案問題

2009-07-01

線性規劃與網絡流24題解題報告

2009-06-30

NOIP2008 傳紙條費用流建模

2009-06-24

pku 1947 Rebuilding Roads

2009-06-11

NOI 2007 項鍊工廠

2009-06-05

NOI 2007 社交網絡

2009-06-05

NOI 2006 網絡收費

2009-06-03

NOI 2006 最大獲利

2009-06-02

NOI 2005 聰聰與可可

2009-06-01

NOI 2005 瑰麗華爾茲

2009-06-01

NOI 2005 維護數列

2009-05-30

NOI 2004 曼哈頓

2009-05-29

NOI 2003 衛星探測

2009-05-26

NOI 2003 數據生成器 (逃學的小孩)

2009-05-23

NOI 2003 木棒遊戲

2009-05-22

NOI 2002 荒島野人

2009-05-22

NOI 2002 調皮的小孩

2009-05-19

NOI 2002 機器人M號

2009-05-19

NOI 2002 貪喫的九頭龍

2009-05-18

NOI 2003 文本編輯器

2009-05-17

清北學堂比賽 Q1 解題報告

2009-05-02

AHOI 上學路線

2009-04-21

AHOI 洞窟探索

2009-04-21

HAOI 2007 修築綠化帶

2009-04-20

HAOI 2008 玩具取名

2009-04-20

AHOI2005 穿越磁場

2009-04-17

pku 1743 Musical Theme

2009-04-17

HAOI 2008 硬幣購物

2009-04-15

HAOI 2005 路由選擇問題

2009-04-14

pku 3255 Roadblocks

2009-04-14

Ural 1416 Confidential

2009-04-14

pku 1679 The Unique MST

2009-04-14

pku 1548 Robots

2009-04-08

pku 2060 Taxi Cab Scheme

2009-04-08

POI 1999 倉庫管理員 Store−keeper

2009-04-08

pku 3177 (3352) Redundant Paths

2009-04-07

備用交換機題解

2009-04-07

pku 1094 Sorting It All Out

2009-04-07

HAOI 2007 理想的正方形

2009-04-01

pku 3368 Frequent values

2009-04-01

HAOI 2006 均分數據

2009-03-26

Ural 1076 Trash

2009-03-25

pku 1469 courses

2009-03-25

糊塗的記者解題報告

2009-03-24

CTSC2000 丘比特的煩惱

2009-03-24

NOI 2001 解題報告

2009-03-21

線段樹售票系統

2009-03-20

pku 3067 Japan

2009-03-19

NOI 2000 解題報告

2009-03-12

NOI 2008 解題報告

2009-03-06

NOI 2008 假面舞會 party

2009-03-06

NOI 2008 志願者招募 employee

2009-03-06

NOI 2008 設計路線 design

2009-03-05

NOI 1999 解題報告

2009-02-28

NOI 1998 解題報告

2009-02-23

NOI 1997 解題報告

2009-02-15

NOI解題報告

2009-02-15

Dynamic Rankings 動態排名系統 (zju 2112)

2009-02-09

POI 2001 Glodmine 金礦

2009-02-07

POI 2001 Wandering flea trainers 跳舞蠅的教練

2009-02-05

POI 2001 Travel 旅行

2009-02-03

POI 2001 Ants and the ladybug 螞蟻和瓢蟲

2009-02-03

POI 2001 Peaceful Commission 和平委員會

2009-02-03

POI 2001 Antiprime Numbers 反質數

2009-02-03

POI 2001 Intervals 區間

2009-01-06

POI 2001 Density Map 密度圖

2009-01-05

POI 2000 Repetitions 最長公共子串

2009-01-05

POI 2000 Promotion 促銷活動

2008-12-22

POI 2000 Skiers 滑雪隊

2008-12-22

POI 2000 啤酒廠建造 Where to build a brewery?

2008-12-21

POI 1999 積水 Water

2008-12-16

POI 1999 遺傳密碼 Primitivus

2008-12-15

POI 1999 地圖着色 Map

2008-12-15

POI 1999 三色二叉樹 Three−coloring of binary trees

2008-12-14

POI 1999 位圖 Bitmap

2008-12-14

POI 1999 洞穴探險 Speleology

2008-12-14

POI 1999 步兵問題 Musketeers

2008-12-10

NOIP2008 雙棧排序 twostack 題解

2008-12-09

POI 1998 相交的矩形 Rectangles

2008-12-06

POI 1998 窗戶 Window

2008-12-04

POI 1998 最輕的語言 The lightest language

2008-12-04

POI 1998 追趕 Chase

2008-12-03

POI 1998 潛水員的問題 Frogman

2008-12-02

Ubuntu 一週小記

2008-12-01

POI 1998 單詞等式 Word equations

2008-12-01

POI 1998 公路網 Road net

2008-12-01

POI 1997 n-k集合數

2008-11-29

POI 1997 阿里巴巴 Ali Baba

2008-11-28

POI 1997 單色三角形 Monochromatic triangles

2008-11-28

POI 1997 階梯教室設備利用 Lecture halls reservation

2008-11-28

POI 1997 獨木舟 Canoes

2008-11-28

POI 1997 基因串 Genotypes

2008-11-26

POI 1997 最優旅行計劃 Cheap travels

2008-11-26

Ural 1183 Brackets sequence

2008-11-10

Ural 1167 Bicoloured Horses

2008-11-10

Ural 1102 1112 1119 1138 1146

2008-11-08

Ural 1031 1039 1056 1073 1078

2008-10-29

Ural 1002 1005 1018 1021 1023 1029

2008-10-26

USACO FEB07 Silver Silver Lilypad Pond 銀色蓮花池

2008-10-09

USACO FEB07 Bronze Bronze Lilypad Pond 青銅蓮花池

2008-10-09

USACO MAR07 Silver Monthly Expense 月度花費

2008-10-09

USACO MAR07 Silver Balanced Lineup 平衡的陣容

2008-10-09

USACO MAR07 Silver Cow Traffic 奶牛交通

2008-10-07

USACO OCT07 Silver Obstacle Course 障礙訓練場

2008-10-07

USACO NOV07 Silver Cow Hurdles 奶牛跨欄

2008-10-07

USACO NOV07 Silver Milking Time 擠奶時間

2008-10-07

USACO DEC07 Silver Building Roads 建造路徑

2008-10-06

USACO JAN08 Silver Telephone Lines 架設電話線

2008-10-05

USACO JAN08 Silver Cow Contest 奶牛的比賽

2008-10-05

USACO JAN08 Bronze Costume Party 化裝晚會

2008-10-05

USACO FEB08 Silver Eating Together 麻煩的聚餐

2008-10-04

USACO FEB08 Silver Meteor Shower 流星雨

2008-10-04

USACO FEB08 Silver Game of Lines 連線遊戲

2008-10-04

USACO FEB08 Bronze Dining Cows 晚餐隊列安排

2008-10-03

USACO MAR08 Gold Cow Jogging 牛跑步

2008-09-29

USACO MAR08 Gold Pearl Pairing 珍珠分對

2008-09-28

USACO MAR08 Silver River Crossing 奶牛渡河問題

2008-09-28

USACO MAR08 Silver Cow Travelling 遊蕩的奶牛

2008-09-28

NOIP2000-2007 全部題解

2008-09-25

USACO 5.5.2 Hidden Passwords 隱藏口令 hidden

2008-08-31

USACO 5.5.1 Picture 矩形周長 picture

2008-08-28

USACO 5.4.5 TeleCowmunication 奶牛的電信 telecow

2008-08-28

USACO 5.4.4 Betsy's Tour 漫遊小鎮 betsy

2008-08-26

USACO 5.4.1 Canada Tour 周遊加拿大 tour

2008-08-24

USACO 5.3.4 Big Barn 巨大的牛棚 bigbrn

2008-07-05

USACO 5.3.1 Milk Measuring 量取牛奶 milk4

2008-07-02

USACO 5.2.2 Electric Fences 電網 fence3

2008-07-01

USACO 5.2.1 Snail Trails 蝸牛的旅行 snail

2008-06-30

USACO 5.1.3 Musical Themes 樂曲主題 theme

2008-06-30

USACO 5.1.2 Starry Night 夜空繁星 starry

2008-06-28

USACO 5.1.1 Fencing the Cows 圈奶牛 fc

2008-06-27

USACO 4.4.3 Frame Up 重疊的圖像 frameup

2008-06-21

USACO 4.3.4 Letter Game 字母遊戲 lgame

2008-06-20

USACO 4.3.3 Buy Street Race 街道賽跑 race3

2008-06-19

USACO 4.3.1 Buy Low, Buy Lower 逢低吸納 buylow

2008-06-18

USACO 4.2.4 Cowcycles 奶牛自行車 cowcycle

2008-06-17

USACO 4.2.2 The Perfect Stall 完美的牛欄 stall4

2008-06-17

USACO 4.2.1 Drainage Ditches 草地排水 ditch

2008-06-17

USACO 3.4.4 Raucous Rockers 破鑼搖滾樂隊

2008-04-20

USACO 3.4.3 Electric Fence 電網

2008-04-19

USACO 3.4.2 American Heritage 美國血統

2008-04-19

USACO 3.3.5 A Game 遊戲

2008-04-17

USACO 3.3.4 Home on the Range 家的範圍

2008-04-17

USACO 3.3.2 Shopping Offers 商店購物

2008-04-17

USACO 3.2.5 Magic Squares 魔板 msquare

2008-04-17

USACO 3.2.3 Spinning Wheels 紡車的輪子

2008-04-16

USACO 3.1.6 Stamps 郵票

2008-04-16

USACO 3.1.5 Contact 聯繫

2008-04-15

USACO 3.1.4 Shaping Regions 形成的區域

2008-04-12

NOI 2007 第一天解題報告

2008-04-03

USACO 2.4.3 Cow Tours 牛的旅行

2008-03-02

USACO 2.4.2 Overfencing 穿越柵欄

2008-01-17

USACO 2.3.3 Zero Sum 和爲零

2007-11-11

USACO 2.3.2 Cow Pedigrees 奶牛家譜

2007-11-11

USACO 2.3.1 Longest Prefix 最長前綴

2007-11-10

USACO 2.2.1 Preface Numbering 羅馬數字轉換 preface

2007-11-08

USACO 2.2.4 Party Lamps 派對燈

2007-11-05

USACO 2.2.3 Runaround Numbers 循環數

2007-11-04

USACO 1.5.4 Checker Challenge （N皇后問題）位運算解法

2007-11-03