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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 |
| 1764 | Dice Contest | 7%(132/1676) | Dec 9, 2025 |
| 1711 | Puncher | 16%(39/235) | Dec 9, 2025 |
| 1746 | Loan | 17%(45/261) | Dec 9, 2025 |
| 1772 | New Go Game | 18%(137/749) | Dec 9, 2025 |
| 1798 | Dory's Phonebook | 19%(72/370) | Mar 4, 2026 |
| 1795 | DNA Laboratory | 20%(834/4061) | May 6, 2026 |
| 1706 | References | 20%(1019/4957) | Jan 7, 2026 |
| 1765 | November Rain | 22%(540/2412) | Dec 9, 2025 |
| 1701 | Dissatisfying Lift | 22%(1353/5917) | May 7, 2026 |
| 1730 | Perfect Pth Powers | 23%(4901/21070) | Apr 13, 2026 |
| 1797 | Heavy Transportation | 23%(21878/91445) | May 24, 2026 |
| 1714 | The Cave | 24%(169/695) | Jan 31, 2026 |
| 1774 | Fold Paper Strips | 24%(157/639) | Dec 9, 2025 |
| 1768 | Hang or not to hang | 25%(234/910) | Dec 9, 2025 |
| 1709 | Crossword | 26%(288/1073) | Mar 28, 2026 |
| 1755 | Triathlon | 26%(2518/9371) | Mar 29, 2026 |
| 1750 | Dictionary | 27%(1142/4226) | Mar 29, 2026 |
| 1705 | Generational Replacement | 27%(96/355) | Dec 1, 2025 |
| 1785 | Binary Search Heap Construction | 27%(3304/12047) | May 18, 2026 |
| 1738 | An old Stone Game | 27%(1397/4992) | Jun 2, 2026 |
| 1751 | Highways | 28%(10475/37364) | May 7, 2026 |
| 1776 | Task Sequences | 29%(862/2959) | May 2, 2026 |
| 1786 | Bridge Hands | 29%(1248/4275) | Dec 9, 2025 |
| 1773 | Outernet | 29%(118/404) | Dec 9, 2025 |
| 1715 | Hexadecimal Numbers | 29%(804/2737) | Mar 28, 2026 |
| 1726 | Tango Tango Insurrection | 29%(205/697) | Dec 9, 2025 |
| 1703 | Find them, Catch them | 29%(22959/78009) | May 24, 2026 |
| 1712 | Flying Stars | 29%(144/483) | Mar 20, 2026 |
| 1782 | Run Length Encoding | 30%(1671/5498) | May 8, 2026 |
| 1767 | Which is Next | 30%(167/548) | Dec 1, 2025 |
| 1783 | Fractran | 30%(160/524) | Mar 5, 2026 |
| 1763 | Shortcut | 30%(699/2257) | Dec 9, 2025 |
| 1793 | Storehouse | 31%(124/397) | Feb 2, 2026 |
| 1729 | Jack and Jill | 31%(832/2630) | Jun 3, 2026 |
| 1743 | Musical Theme | 31%(14026/43965) | May 24, 2026 |
| 1732 | Phone numbers | 32%(1361/4232) | Jan 8, 2026 |
| 1741 | Tree | 32%(14163/43916) | May 28, 2026 |
| 1780 | Code | 32%(1418/4390) | May 27, 2026 |
| 1742 | Coins | 32%(19840/60586) | Jun 3, 2026 |
| 1775 | Sum of Factorials | 32%(5019/15319) | May 9, 2026 |
| 1720 | SQUARES | 32%(288/878) | Mar 29, 2026 |
| 1762 | Bundling | 32%(42/128) | Dec 9, 2025 |
| 1717 | Dominoes | 33%(2621/7906) | Mar 2, 2026 |
| 1704 | Georgia and Bob | 33%(6065/18282) | Jun 1, 2026 |
| 1728 | A flea on a chessboard | 33%(666/2002) | Nov 21, 2025 |
| 1771 | Elevator Stopping Plan | 33%(589/1761) | Dec 9, 2025 |
| 1761 | Easy Task | 33%(500/1492) | Mar 5, 2026 |
| 1787 | Charlie's Change | 33%(2203/6515) | Mar 29, 2026 |
| 1744 | Elevator Stopping Plan | 34%(1010/2967) | Mar 29, 2026 |
| 1708 | Game | 34%(611/1775) | Mar 28, 2026 |
| 1724 | ROADS | 34%(8915/25883) | Apr 18, 2026 |
| 1723 | SOLDIERS | 34%(7141/20690) | Mar 29, 2026 |
| 1766 | Football | 34%(67/194) | Dec 1, 2025 |
| 1760 | Disk Tree | 34%(995/2852) | May 13, 2026 |
| 1754 | Buffer Manager | 34%(465/1332) | Mar 29, 2026 |
| 1713 | Divide et unita | 35%(157/445) | May 8, 2026 |
| 1735 | A Game on the Chessboard | 35%(379/1073) | Jun 3, 2026 |
| 1734 | Sightseeing trip | 35%(4688/13199) | Feb 3, 2026 |
| 1710 | Magic of David Copperfield | 35%(297/834) | Dec 9, 2025 |
| 1770 | Special Experiment | 35%(764/2145) | Jan 7, 2026 |
| 1796 | Extra Terrestrial PISA Test | 35%(155/435) | May 8, 2026 |
| 1758 | Frontier | 35%(165/463) | Dec 9, 2025 |
| 1745 | Divisibility | 35%(5401/15134) | Mar 29, 2026 |
| 1727 | Advanced Causal Measurements (ACM) | 35%(623/1745) | Dec 9, 2025 |
| 1756 | Domino Puzzle | 35%(106/296) | Dec 9, 2025 |
| 1752 | Advertisement | 36%(610/1694) | Jan 8, 2026 |
| 1719 | Shooting Contest | 36%(1740/4784) | Nov 21, 2025 |
| 1794 | Castle Walls | 36%(698/1918) | Mar 29, 2026 |
| 1757 | Binary Search | 36%(415/1132) | Mar 29, 2026 |
| 1778 | All Discs Considered | 36%(376/1024) | Apr 5, 2026 |
| 1733 | Parity game | 36%(8150/22150) | May 7, 2026 |
| 1789 | Truck History | 37%(18278/49282) | Jun 4, 2026 |
| 1718 | River Crossing | 37%(356/959) | Mar 28, 2026 |
| 1790 | Base Numbers | 37%(308/821) | Jan 7, 2026 |
| 1700 | Crossing River | 37%(12251/32537) | May 6, 2026 |
| 1779 | Boolean Logic | 37%(105/277) | Mar 21, 2026 |
| 1777 | Vivian's Problem | 38%(430/1128) | Mar 26, 2026 |
| 1792 | Hexagonal Routes | 39%(208/521) | Dec 9, 2025 |
| 1769 | Minimizing maximizer | 40%(2732/6801) | May 13, 2026 |
| 1753 | Flip Game | 40%(30966/76815) | Jun 2, 2026 |
| 1749 | Lock Manager | 40%(194/481) | Mar 29, 2026 |
| 1748 | Computer Dialogue | 40%(125/308) | Mar 29, 2026 |
| 1759 | Garland | 40%(2197/5371) | May 16, 2026 |
| 1736 | Block Town | 40%(332/810) | Dec 9, 2025 |
| 1788 | Building a New Depot | 41%(970/2339) | Mar 29, 2026 |
| 1716 | Integer Intervals | 42%(7514/17786) | Mar 28, 2026 |
| 1725 | BALL | 42%(152/354) | Dec 9, 2025 |
| 1737 | Connected Graph | 43%(2221/5134) | May 19, 2026 |
| 1799 | Yeehaa! | 43%(6933/16013) | Nov 20, 2025 |
| 1722 | SUBTRACT | 43%(1199/2751) | May 16, 2026 |
| 1739 | Tony's Tour | 45%(2251/4918) | Jun 4, 2026 |
| 1702 | Eva's Balance | 46%(2160/4608) | Mar 28, 2026 |
| 1707 | Sum of powers | 48%(470/975) | Dec 9, 2025 |
| 1721 | CARDS | 51%(1300/2534) | Mar 28, 2026 |
| 1781 | In Danger | 51%(2292/4427) | May 17, 2026 |
| 1791 | Paper Cutting | 53%(429/803) | Nov 21, 2025 |
| 1740 | A New Stone Game | 54%(4139/7640) | Jun 1, 2026 |
| 1747 | Expression | 57%(557/976) | Jun 1, 2026 |
| 1731 | Orders | 57%(8507/14681) | Mar 29, 2026 |
| 1784 | Huffman's Greed | 58%(840/1437) | Feb 4, 2026 |
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