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| Online Judge | Problem Set | Authors | Online Contests | User | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Web Board Home Page F.A.Qs Statistical Charts | Current Contest Past Contests Scheduled Contests Award Contest | |||||||||
| ID | Title | Ratio(AC/submit) | Date |
| 1500 | Polygonal Puzzle | 17%(42/240) | Oct 16, 2026 |
| 1501 | Word-Search Wonder | 39%(682/1743) | Oct 8, 2026 |
| 1502 | MPI Maelstrom | 57%(12503/21738) | Oct 19, 2026 |
| 1503 | Integer Inquiry | 38%(15583/40623) | Oct 14, 2026 |
| 1504 | Adding Reversed Numbers | 52%(11806/22445) | Oct 21, 2026 |
| 1505 | Copying Books | 29%(4417/14796) | Oct 15, 2026 |
| 1506 | Substitution Cipher | 16%(219/1343) | Oct 16, 2026 |
| 1507 | Commedia dell' arte | 39%(200/510) | Oct 9, 2026 |
| 1508 | Skyscraper Floors | 18%(197/1073) | Oct 16, 2026 |
| 1509 | Glass Beads | 54%(3770/6931) | Oct 9, 2026 |
| 1510 | Hares and Foxes | 28%(62/221) | Oct 16, 2026 |
| 1511 | Invitation Cards | 30%(15020/48585) | Oct 20, 2026 |
| 1512 | Keeps Going and Going and ... | 28%(65/226) | Oct 16, 2026 |
| 1513 | Scheduling Lectures | 42%(593/1380) | Oct 9, 2026 |
| 1514 | Metal Cutting | 34%(260/758) | Oct 9, 2026 |
| 1515 | Street Directions | 47%(880/1864) | Oct 16, 2026 |
| 1516 | Parallel Deadlock | 33%(51/153) | Oct 16, 2026 |
| 1517 | u Calculate e | 57%(12151/21011) | Oct 9, 2026 |
| 1518 | Problem Bee | 44%(209/466) | Oct 9, 2026 |
| 1519 | Digital Roots | 32%(10087/31165) | Oct 21, 2026 |
| 1520 | Scramble Sort | 46%(1376/2988) | Oct 9, 2026 |
| 1521 | Entropy | 31%(7561/23775) | Oct 20, 2026 |
| 1522 | N-Credible Mazes | 51%(344/672) | Oct 8, 2026 |
| 1523 | SPF | 42%(6136/14343) | Oct 13, 2026 |
| 1524 | Cowculations | 52%(213/404) | Oct 8, 2026 |
| 1525 | Hi-Q | 60%(168/280) | Oct 8, 2026 |
| 1526 | Call Forwarding | 33%(158/474) | Oct 16, 2026 |
| 1527 | Making the Grade | 54%(141/260) | Oct 16, 2026 |
| 1528 | Perfection | 45%(6523/14394) | Oct 9, 2026 |
| 1529 | Shipping Routes | 48%(316/654) | Oct 9, 2026 |
| 1530 | Slurpys | 51%(264/513) | Oct 9, 2026 |
| 1531 | Trooper of Bam | 1%(12/933) | Oct 20, 2026 |
| 1532 | Mixed Numbers | 14%(139/940) | Oct 16, 2026 |
| 1533 | Mystery | 13%(75/545) | Oct 16, 2026 |
| 1534 | Terrorist Attack | 20%(49/237) | Oct 16, 2026 |
| 1535 | Forgetful | 20%(188/909) | Oct 9, 2026 |
| 1536 | Trains | 15%(46/305) | Oct 16, 2026 |
| 1537 | Identifying Legal Pascal Real Constants | 34%(285/821) | Oct 9, 2026 |
| 1538 | Extrapolation Using a Difference Table | 54%(179/328) | Oct 9, 2026 |
| 1539 | Evaluating Simple C Expressions | 42%(323/757) | Oct 9, 2026 |
| 1540 | The Finite State Text-Processing | 13%(38/286) | Oct 16, 2026 |
| 1541 | Dart-a-Mania | 35%(101/287) | Oct 16, 2026 |
| 1542 | DNA Translation | 19%(80/418) | Oct 16, 2026 |
| 1543 | Perfect Cubes | 47%(9580/20337) | Oct 9, 2026 |
| 1544 | A Puzzling Problem | 32%(146/444) | Oct 16, 2026 |
| 1545 | Galactic Import | 41%(209/509) | Oct 9, 2026 |
| 1546 | Basically Speaking | 43%(2331/5322) | Oct 9, 2026 |
| 1547 | Clay Bully | 54%(5518/10045) | Oct 9, 2026 |
| 1548 | Robots | 46%(2339/5072) | Oct 9, 2026 |
| 1549 | Bright Bracelet | 24%(202/819) | Oct 16, 2026 |
| 1550 | Treadmill | 52%(194/368) | Oct 9, 2026 |
| 1551 | Data Mining? | 36%(179/486) | Oct 9, 2026 |
| 1552 | Doubles | 55%(15131/27326) | Oct 17, 2026 |
| 1553 | Fax Regions | 24%(65/269) | Oct 16, 2026 |
| 1554 | Tournament Brackets | 37%(99/263) | Oct 16, 2026 |
| 1555 | Polynomial Showdown | 32%(2351/7264) | Oct 9, 2026 |
| 1556 | The Doors | 35%(5042/14294) | Oct 9, 2026 |
| 1557 | Mapmaker | 59%(177/297) | Oct 9, 2026 |
| 1558 | Board Silly | 49%(177/355) | Oct 9, 2026 |
| 1559 | Equation Elation | 42%(153/364) | Oct 16, 2026 |
| 1560 | 18 Wheeler Caravans (aka Semigroups) | 35%(52/147) | Oct 16, 2026 |
| 1561 | Another Puzzling Problem | 22%(151/683) | Oct 16, 2026 |
| 1562 | Oil Deposits | 50%(15475/30756) | Oct 16, 2026 |
| 1563 | The Snail | 42%(1130/2639) | Oct 8, 2026 |
| 1564 | Sum It Up | 50%(5362/10687) | Oct 8, 2026 |
| 1565 | Skew Binary | 63%(7401/11646) | Oct 8, 2026 |
| 1566 | Haiku Review | 61%(568/931) | Oct 8, 2026 |
| 1567 | WIMP | 38%(51/133) | Oct 16, 2026 |
| 1568 | Find the Winning Move | 46%(1001/2147) | Oct 8, 2026 |
| 1569 | Myacm Triangles | 53%(785/1455) | Oct 8, 2026 |
| 1570 | Exchange Rates | 46%(209/449) | Oct 8, 2026 |
| 1571 | Loansome Car Buyer | 41%(160/382) | Oct 16, 2026 |
| 1572 | Automatic Editing | 45%(740/1642) | Oct 8, 2026 |
| 1573 | Robot Motion | 46%(8644/18624) | Oct 16, 2026 |
| 1574 | The Triangle Game | 51%(371/721) | Oct 9, 2026 |
| 1575 | Easier Done Than Said? | 52%(3054/5820) | Oct 13, 2026 |
| 1576 | Colorville | 39%(219/559) | Oct 9, 2026 |
| 1577 | Falling Leaves | 52%(4233/8092) | Oct 11, 2026 |
| 1578 | Instruens Fabulam | 45%(381/835) | Oct 9, 2026 |
| 1579 | Function Run Fun | 45%(13357/29071) | Oct 20, 2026 |
| 1580 | String Matching | 47%(2672/5653) | Oct 15, 2026 |
| 1581 | A Contesting Decision | 57%(3476/6094) | Oct 9, 2026 |
| 1582 | Which Way Do I Go? | 14%(80/558) | Oct 16, 2026 |
| 1583 | Choose Your Words Carefully | 30%(607/1978) | Oct 14, 2026 |
| 1584 | A Round Peg in a Ground Hole | 31%(3072/9826) | Oct 14, 2026 |
| 1585 | Helping Florida | 22%(112/492) | Oct 16, 2026 |
| 1586 | Three Sides Make a Triangle | 15%(681/4271) | Oct 9, 2026 |
| 1587 | High and Dry | 17%(36/210) | Oct 16, 2026 |
| 1588 | Reverse Roman Notation | 38%(299/783) | Oct 9, 2026 |
| 1589 | Unix ls | 33%(1078/3249) | Oct 9, 2026 |
| 1590 | Palindromes | 33%(1603/4816) | Oct 9, 2026 |
| 1591 | M*A*S*H | 49%(731/1471) | Oct 9, 2026 |
| 1592 | Postscript | 25%(96/382) | Oct 16, 2026 |
| 1593 | Radar Scopes | 20%(58/286) | Oct 16, 2026 |
| 1594 | Message Routing | 38%(61/159) | Oct 16, 2026 |
| 1595 | Prime Cuts | 37%(4923/13075) | Oct 9, 2026 |
| 1596 | Gears on a Board | 25%(46/179) | Oct 16, 2026 |
| 1597 | Uniform Generator | 42%(3183/7484) | Oct 19, 2026 |
| 1598 | Excuses, Excuses! | 33%(1691/4993) | Oct 13, 2026 |
| 1599 | Station Balance | 35%(238/677) | Oct 16, 2026 |
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