| 1619 | Arbiter | 3 | 3 | 100.000% |
| 1620 | ChaeYeon | 1 | 1 | 100.000% |
| 1621 | Dolphin | 1 | 1 | 100.000% |
| 1622 | FreeOpen | 4 | 24 | 16.667% |
| 1623 | FreeRadiant | 1 | 1 | 100.000% |
| 1624 | GCC | 3 | 3 | 100.000% |
| 1625 | Moonmist | 0 | 1 | 0.000% |
| 1626 | Slash | 1 | 1 | 100.000% |
| 1627 | Nova | 1 | 1 | 100.000% |
| 1628 | WHUgirls | 1 | 1 | 100.000% |
| 1629 | 寻找牧场 | 2 | 2 | 100.000% |
| 1630 | Prime Path | 1 | 1 | 100.000% |
| 1631 | A Bug | 1 | 1 | 100.000% |
| 1632 | Maze Problem | 0 | 1 | 0.000% |
| 1633 | Hello, world!（删除） | 2 | 5 | 40.000% |
| 1635 | 骰子王国4 | 132 | 249 | 53.012% |
| 1637 | 挤牛奶 | 34 | 103 | 33.010% |
| 1638 | Balanced Lineup G | 7 | 7 | 100.000% |
| 1639 | Face The Right Way | 6 | 6 | 100.000% |
| 1640 | 字符逆序 | 7 | 8 | 87.500% |
| 1641 | 字符串的输入输出处理 | 4 | 6 | 66.667% |
| 1642 | 3n + 1 问题 | 6 | 11 | 54.545% |
| 1643 | Minesweeper | 2 | 2 | 100.000% |
| 1644 | 蛇形矩阵 | 73 | 110 | 66.364% |
| 1645 | 起床困难综合症 | 17 | 21 | 80.952% |
| 1646 | 校门外的树（大） | 68 | 255 | 26.667% |
| 1648 | 循环 | 1 | 3 | 33.333% |
| 1649 | 跳格子 | 7 | 33 | 21.212% |
| 1650 | 巴厘岛的雕塑 | 3 | 10 | 30.000% |
| 1651 | Jam的计数法（删除） | 4 | 5 | 80.000% |
| 1652 | [2006_p4]数列-看2966 | 3 | 6 | 50.000% |
| 1653 | 奖学金 | 24 | 35 | 68.571% |
| 1654 | 小埋与游乐场 | 2 | 12 | 16.667% |
| 1655 | 序列划分 | 1 | 17 | 5.882% |
| 1656 | Hanoi双塔问题 | 4 | 13 | 30.769% |
| 1657 | Problem A: Freckles | 1 | 1 | 100.000% |
| 1658 | Problem B: Language Cardinality | 1 | 1 | 100.000% |
| 1659 | Problem C: Primary Arithmetic | 2 | 2 | 100.000% |
| 1660 | Problem D: Demerit Points | 1 | 1 | 100.000% |
| 1661 | Problem E: Edit Step Ladders | 1 | 1 | 100.000% |
| 1662 | Problem A: Bridge | 0 | 1 | 0.000% |
| 1663 | Problem B: Saskatchewan | 1 | 1 | 100.000% |
| 1664 | Jolly Jumpers | 22 | 52 | 42.308% |
| 1665 | Problem D: Tug of War | 0 | 2 | 0.000% |
| 1666 | Problem E: Interpreter | 1 | 1 | 100.000% |
| 1667 | Problem A: Gopher II | 1 | 1 | 100.000% |
| 1668 | Problem B: Tight words | 1 | 1 | 100.000% |
| 1669 | Problem C: WERTYU | 1 | 1 | 100.000% |
| 1670 | Problem D: Division | 1 | 1 | 100.000% |
| 1671 | Problem E: Hotter Colder | 1 | 1 | 100.000% |
| 1672 | Problem A - No Tipping | 0 | 1 | 0.000% |
| 1673 | Problem B - Subway | 1 | 1 | 100.000% |
| 1674 | Problem C - Sumsets | 0 | 0 | 0.000% |
| 1675 | Problem D - Zipf's Law | 1 | 1 | 100.000% |
| 1676 | Problem E - Ones | 2 | 2 | 100.000% |
| 1677 | Problem A: Average Speed | 1 | 1 | 100.000% |
| 1678 | Problem B: Subway | 1 | 1 | 100.000% |
| 1679 | 有序排序 | 31 | 77 | 40.260% |
| 1680 | Problem D: Bounding box | 2 | 2 | 100.000% |
| 1681 | Problem E: A multiplication game | 1 | 1 | 100.000% |
| 1682 | Problem A: Hay Points | 1 | 1 | 100.000% |
| 1683 | Problem B: Jogging Trails | 1 | 1 | 100.000% |
| 1684 | Problem C: Beavergnaw | 1 | 1 | 100.000% |
| 1685 | Problem D: Power Strings | 1 | 1 | 100.000% |
| 1686 | Problem E: Relatives | 1 | 1 | 100.000% |
| 1687 | Problem A: Trains | 1 | 1 | 100.000% |
| 1688 | Problem B: Tic Tac Toe | 1 | 1 | 100.000% |
| 1689 | Problem C: Square | 1 | 1 | 100.000% |
| 1690 | Problem D: Blocks | 2 | 2 | 100.000% |
| 1691 | Problem E: Faucet Flow | 1 | 1 | 100.000% |
| 1692 | 汽水瓶 | 16 | 17 | 94.118% |
| 1693 | 弟弟的作业 | 18 | 36 | 50.000% |
| 1694 | 数字整除 | 3 | 4 | 75.000% |
| 1695 | 台球碰撞 | 1 | 1 | 100.000% |
| 1696 | 内部收益率 | 1 | 1 | 100.000% |
| 1697 | Biggest Number | 2 | 2 | 100.000% |
| 1698 | Repairing a Road | 2 | 2 | 100.000% |
| 1699 | 射击游戏 | 2 | 2 | 100.000% |
| 1700 | 战场的数目 | 1 | 2 | 50.000% |
| 1701 | Infinite Dictionaries | 1 | 4 | 25.000% |
| 1702 | Tetrahedrons and Spheres | 1 | 3 | 33.333% |
| 1703 | 素MM | 3 | 4 | 75.000% |
| 1704 | 删除嵌套注释 | 3 | 4 | 75.000% |
| 1705 | 区间交交 | 27 | 46 | 58.696% |
| 1706 | 子网掩码 | 3 | 4 | 75.000% |
| 1707 | 月份牌 | 0 | 4 | 0.000% |
| 1708 | 进程跟踪 | 2 | 3 | 66.667% |
| 1709 | Equations | 1 | 2 | 50.000% |
| 1710 | Euclid's Game | 1 | 2 | 50.000% |
| 1711 | Arctic Network | 1 | 2 | 50.000% |
| 1712 | Above Average | 2 | 3 | 66.667% |
| 1713 | Time Zones | 1 | 2 | 50.000% |
| 1714 | Temple of Dune | 2 | 4 | 50.000% |
| 1715 | Ferry Loading II | 1 | 2 | 50.000% |
| 1716 | Catenyms | 1 | 2 | 50.000% |
| 1717 | Basic | 1 | 1 | 100.000% |
| 1718 | Rock, Scissors, Paper | 1 | 1 | 100.000% |
| 1719 | Russian Dolls | 0 | 1 | 0.000% |
| 1720 | Combination Lock | 1 | 1 | 100.000% |
| 1721 | Basic remains | 1 | 1 | 100.000% |
| 1722 | Genealogical Research | 1 | 1 | 100.000% |
| 1723 | Treasure Map | 1 | 1 | 100.000% |
| 1724 | Calories from Fat | 1 | 1 | 100.000% |
| 1725 | Dead Fraction | 1 | 1 | 100.000% |
| 1726 | Biometrics | 1 | 1 | 100.000% |
| 1727 | XYZZY | 1 | 1 | 100.000% |
| 1728 | A Brief Gerrymander | 0 | 8 | 0.000% |
| 1729 | Tango Tango Insurrection | 0 | 2 | 0.000% |
| 1731 | A flea on a chessboard | 1 | 1 | 100.000% |
| 1732 | Jack and Jill | 0 | 2 | 0.000% |
| 1733 | Perfect Pth Powers | 1 | 1 | 100.000% |
| 1734 | Great Circle | 1 | 1 | 100.000% |
| 1735 | Ultra-QuickSort | 1 | 1 | 100.000% |
| 1736 | Up the Ante | 1 | 1 | 100.000% |
| 1737 | Beat the Spread! | 2 | 2 | 100.000% |
| 1738 | Traditional BINGO | 1 | 1 | 100.000% |
| 1739 | Brownie Points I | 1 | 1 | 100.000% |
| 1740 | Magic Bitstrings | 1 | 1 | 100.000% |
| 1741 | Cutting a polygon | 1 | 1 | 100.000% |
| 1742 | Bungee Jumping | 1 | 1 | 100.000% |
| 1743 | Brownie Points II | 1 | 1 | 100.000% |
| 1744 | War on Weather | 1 | 1 | 100.000% |
| 1745 | Factstone Benchmark | 1 | 1 | 100.000% |
| 1746 | A Walk Through the Forest | 1 | 1 | 100.000% |
| 1747 | Tri Tiling | 2 | 2 | 100.000% |
| 1748 | Prerequisites? | 1 | 1 | 100.000% |
| 1749 | Educational journey | 1 | 1 | 100.000% |
| 1750 | Go | 1 | 1 | 100.000% |
| 1751 | Medals | 1 | 1 | 100.000% |
| 1752 | Flipping colors | 1 | 1 | 100.000% |
| 1753 | Crabbles | 1 | 1 | 100.000% |
| 1754 | Ferry Loading IV | 1 | 1 | 100.000% |
| 1755 | Card Hands | 1 | 1 | 100.000% |
| 1756 | Eventually periodic sequence | 1 | 1 | 100.000% |
| 1757 | Point of view in Flatland | 1 | 2 | 50.000% |
| 1758 | How many 0 | 1 | 1 | 100.000% |
| 1759 | The Trip, 2007 | 0 | 1 | 0.000% |
| 1761 | Moonshine | 1 | 1 | 100.000% |
| 1762 | WFF | 0 | 1 | 0.000% |
| 1763 | Cousins | 1 | 1 | 100.000% |
| 1764 | Semi-prime H-numbers | 1 | 1 | 100.000% |
| 1765 | Rectilinear polygon | 2 | 3 | 66.667% |
| 1766 | Life Forms | 1 | 1 | 100.000% |
| 1767 | Tautology | 1 | 2 | 50.000% |
| 1768 | Rinse | 0 | 1 | 0.000% |
| 1769 | Open Source | 0 | 1 | 0.000% |
| 1770 | Antimonotonicity | 1 | 2 | 50.000% |
| 1771 | Humidex | 1 | 1 | 100.000% |
| 1772 | Tour de France | 1 | 1 | 100.000% |
| 1773 | Texas Trip | 1 | 1 | 100.000% |
| 1774 | Exchange Rates | 1 | 1 | 100.000% |
| 1775 | Conformity | 10 | 19 | 52.632% |
| 1776 | Pseudoprime numbers | 1 | 1 | 100.000% |
| 1777 | Carpool | 1 | 1 | 100.000% |
| 1778 | Friend or Foe? | 0 | 1 | 0.000% |
| 1779 | Gangs | 1 | 1 | 100.000% |
| 1780 | Smeech | 1 | 2 | 50.000% |
| 1781 | The Dragon of Loowater | 1 | 1 | 100.000% |
| 1782 | Tournament | 0 | 1 | 0.000% |
| 1783 | Wedding | 0 | 1 | 0.000% |
| 1784 | Trainsorting | 2 | 2 | 100.000% |
| 1785 | Classified | 1 | 1 | 100.000% |
| 1786 | Hot Spot | 1 | 1 | 100.000% |
| 1787 | Snakes and Ladders | 1 | 1 | 100.000% |
| 1788 | Balance | 1 | 1 | 100.000% |
| 1789 | Cranes | 1 | 1 | 100.000% |
| 1790 | WiFi | 0 | 1 | 0.000% |
| 1791 | Exact Change | 1 | 1 | 100.000% |
| 1792 | Dominos 2 | 2 | 2 | 100.000% |
| 1793 | Logo 2 | 1 | 1 | 100.000% |
| 1794 | Tic Tac Toe | 0 | 1 | 0.000% |
| 1795 | Fire! | 1 | 1 | 100.000% |
| 1796 | Nice Prefixes | 1 | 3 | 33.333% |
| 1797 | Convex Hull | 0 | 1 | 0.000% |
| 1798 | Slalom | 0 | 1 | 0.000% |
| 1799 | MC part deux | 1 | 1 | 100.000% |
| 1800 | Moveable maze | 0 | 2 | 0.000% |
| 1801 | Pick up sticks | 0 | 2 | 0.000% |
| 1802 | Digits | 1 | 2 | 50.000% |
| 1803 | Rotate to root | 1 | 2 | 50.000% |
| 1804 | Rooks | 1 | 2 | 50.000% |
| 1805 | Pipes | 1 | 2 | 50.000% |
| 1806 | Cantor | 1 | 2 | 50.000% |
| 1807 | Meltdown | 1 | 2 | 50.000% |
| 1808 | sqrt log sin | 1 | 2 | 50.000% |
| 1809 | Problem A: CD | 2 | 3 | 66.667% |
| 1810 | Problem B: Alaska | 2 | 2 | 100.000% |
| 1811 | Problem C: Celebrity Split | 1 | 1 | 100.000% |
| 1812 | Problem D: Knight's Trip | 1 | 1 | 100.000% |
| 1813 | Problem E - Paintball | 1 | 1 | 100.000% |
| 1814 | Problem A - Billiard | 1 | 1 | 100.000% |
| 1815 | Problem B - The Brick Stops Here | 1 | 1 | 100.000% |
| 1816 | Problem C - Election | 1 | 1 | 100.000% |
| 1817 | Problem D - Maze | 1 | 1 | 100.000% |
| 1818 | Problem E - Boastin' Red Socks | 1 | 1 | 100.000% |
| 1819 | Problem A: Fire Station | 1 | 1 | 100.000% |
| 1820 | Problem B: Soundex | 2 | 2 | 100.000% |
| 1821 | Problem C: Ferry Loading | 1 | 1 | 100.000% |
| 1822 | Problem D: Dog & Gopher | 1 | 1 | 100.000% |
| 1823 | Problem E: Gas Station Numbers | 1 | 1 | 100.000% |