Online JudgeProblem SetAuthorsOnline ContestsUser
Web Board
Home Page
F.A.Qs
Statistical Charts
Problems
Submit Problem
Online Status
Prob.ID:
Register
Update your info
Authors ranklist
Current Contest
Past Contests
Scheduled Contests
Award Contest
User ID:
Password:
  Register

Volume 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

Language:
Search: IN   Find problems that your team haven't solved
IDTitleRatio(AC/submit) Date
1600Centipede Collisions25%(81/315)2019-6-30
1601Pizza Anyone?35%(275/777)2019-6-30
1602Zip19%(211/1096)2019-6-21
1603Risk45%(1526/3361)2019-7-6
1604Just the Facts52%(5053/9657)2019-7-12
1605Horse Shoe Scoring24%(34/137)2017-12-5
1606Jugs57%(3065/5357)2019-6-26
1607Deck42%(3748/8809)2019-6-30
1608Banal Tickets12%(204/1688)2019-6-22
1609Tiling Up Blocks39%(2486/6369)2019-7-9
1610Quad Trees48%(543/1127)2019-6-30
1611The Suspects47%(27066/57071)2019-7-17
1612The Geodetic Set Problem34%(311/910)2019-5-8
1613Cave Raider31%(334/1061)2019-4-20
1614Space AI Bombs19%(65/330)2019-3-27
1615Merging Sequences Problem14%(81/543)2019-3-27
1616Harmonic Periods33%(134/405)2019-3-27
1617Crypto Columns62%(1683/2713)2019-7-9
1618Decorations43%(483/1099)2019-5-16
1619EKG Sequence46%(353/756)2019-5-16
1620Phone Home49%(402/810)2019-5-16
1621Polly Nomials47%(267/565)2019-5-16
1622Pushing Boxes43%(228/525)2019-3-27
1623Squadtrees39%(212/542)2019-5-16
1624This Takes the Cake50%(401/789)2019-6-14
1625Censored!27%(3228/11865)2019-7-17
1626Chapayev24%(106/426)2019-6-16
1627Experiment "X": Explosions Expected12%(91/707)2019-3-27
1628Deduction31%(191/616)2019-6-16
1629Fillword50%(716/1411)2019-5-16
1630Max Separation22%(27/121)2019-3-27
1631Bridging signals53%(9247/17188)2019-7-17
1632Vase collection38%(911/2340)2019-6-30
1633Gladiators46%(254/542)2019-6-5
1634Who's the boss?41%(1283/3126)2019-7-2
1635Subway tree systems41%(3552/8493)2019-7-17
1636Prison rearrangement41%(1417/3400)2019-7-12
1637Sightseeing tour42%(4520/10701)2019-7-16
1638A number game17%(118/667)2019-6-30
1639Picnic Planning35%(4425/12339)2019-7-17
1640Poly-polygonal Numbers33%(181/533)2019-3-27
1641Rational Approximation28%(53/188)2019-3-27
1642Stacking Cubes36%(615/1673)2019-6-25
1643Checker's Check34%(74/212)2019-5-16
1644To Bet or Not To Bet33%(661/1984)2019-5-16
1645BSP Trees50%(118/236)2019-5-23
1646Double Trouble41%(219/524)2019-6-12
1647One-move checkmate23%(448/1912)2019-4-20
1648Countryside Highway30%(398/1291)2019-3-27
1649Market Place28%(220/759)2019-6-21
1650Integer Approximation33%(2026/6132)2019-7-10
1651Multiplication Puzzle61%(9298/15131)2019-7-17
1652Holey Cloth35%(156/442)2019-7-9
1653Compacting Stickers36%(138/376)2019-6-16
1654Area27%(6030/22296)2019-7-16
1655Balancing Act42%(7826/18520)2019-7-17
1656Counting Black64%(7567/11728)2019-7-16
1657Distance on Chessboard33%(9590/28668)2019-7-4
1658Eva's Problem61%(11592/18874)2019-7-18
1659Frogs' Neighborhood41%(4778/11419)2019-7-15
1660Princess FroG39%(481/1224)2019-5-12
1661Help Jimmy33%(5249/15708)2019-7-17
1662CoIns29%(251/860)2019-5-14
1663Number Steps54%(7831/14463)2019-7-15
1664放苹果61%(24501/40099)2019-7-17
1665Biker's Trip Odometer62%(3651/5847)2019-7-13
1666Candy Sharing Game64%(2811/4331)2019-7-14
1667Peg Game21%(167/768)2019-3-27
1668Taxation With Representation Overdone24%(55/221)2019-5-8
1669It's Logical28%(186/664)2019-3-27
1670Obstructed Rook Circuits23%(48/205)2019-3-27
1671Rhyme Schemes53%(1123/2089)2019-6-12
1672Fully Diversified Sequences of Sets48%(245/503)2019-5-23
1673EXOCENTER OF A TRIANGLE40%(1512/3751)2019-6-27
1674Sorting by Swapping53%(5292/9919)2019-6-30
1675Happy Birthday!25%(1126/4485)2019-7-1
1676What time is it?38%(756/1978)2019-7-10
1677Girls' Day20%(709/3424)2019-6-30
1678I Love this Game!39%(980/2459)2019-6-30
1679The Unique MST36%(14702/40240)2019-7-17
1680Fork() Makes Trouble56%(323/567)2019-7-9
1681Painter's Problem46%(3728/7933)2019-7-14
1682Clans on the Three Gorges47%(436/927)2019-7-9
1683Puzzlestan32%(420/1287)2019-6-24
1684Dynamic Declaration Language (DDL)25%(299/1196)2019-4-16
1685Color Tunnels49%(320/651)2019-5-23
1686Lazy Math Instructor34%(1451/4197)2019-7-15
1687Buggy Sat45%(662/1463)2019-3-27
1688Dolphin Pool38%(198/512)2019-5-16
16893002 Rubbery43%(115/265)2019-6-16
1690(Your)((Term)((Project)))37%(1390/3659)2019-7-3
1691Painting A Board48%(2098/4309)2019-7-13
1692Crossed Matchings60%(2138/3524)2019-6-21
1693Counting Rectangles51%(620/1197)2019-7-15
1694An Old Stone Game45%(1724/3790)2019-7-17
1695Magazine Delivery49%(1211/2465)2019-5-16
1696Space Ant61%(3561/5753)2019-7-18
1697The Erythea Campaign36%(255/697)2019-5-31
1698Alice's Chance40%(3196/7839)2019-7-9
1699Best Sequence38%(2591/6666)2019-6-9

Home Page   Go Back  To top


All Rights Reserved 2003-2013 Ying Fuchen,Xu Pengcheng,Xie Di
Any problem, Please Contact Administrator