ID 题目 显示标签 隐藏标签 AC / 尝试 难度
2010 P1617E   Christmas Chocolates 0 / 0 10
2008 P1618B   Missing Bigram 0 / 0 3
2004 P1618F   Reverse 0 / 0 7
2002 P1619A   Square String? 0 / 0 3
2001 P1619B   Squares and Cubes 0 / 0 3
2000 P1619C   Wrong Addition 0 / 0 4
1998 P1619E   MEX and Increments 0 / 0 5
1994 P1620A   Equal or Not Equal 0 / 0 3
1992 P1620C   BA-String 0 / 0 6
1990 P1620E   Replace the Numbers 0 / 0 6
1986 P1621B   Integers Shop 0 / 0 5
1983 P1621E   New School 0 / 0 8
1982 P1621F   Strange Instructions 0 / 0 10
1972 P1623A   Robot Cleaner 0 / 0 3
1971 P1623B   Game on Ranges 0 / 0 3
1969 P1623D   Robot Cleaner Revisit 0 / 0 8
1966 P1624B   Make AP 0 / 0 3
1963 P1624E   Masha-forgetful 0 / 0 7
1957 P1625D   Binary Spiders 0 / 0 8
1952 P1626C   Monsters And Spells 0 / 0 5
1948 P1627A   Not Shading 0 / 0 3
1944 P1627E   Not Escaping 0 / 0 8
1943 P1627F   Not Splitting 0 / 0 10
1942 P1628A   Meximum Array 0 / 0 4
1940 P1628C   Grid Xor 0 / 0 8
1925 P1632A   ABC 0 / 0 3
1907 P1634F   Fibonacci Additions 0 / 0 10
1908 P1634F   Fibonacci Additions 0 / 0 10
1895 P1637C   Andrew and Stones 0 / 0 4
1893 P1637E   Best Pair 0 / 0 7
1882 P1638D   Big Brush 0 / 0 7
1883 P1638D   Big Brush 0 / 0 7
1880 P1638E   Colorful Operations 0 / 0 9
1881 P1638E   Colorful Operations 0 / 0 9
1866 P1641B   Repetitions Decoding 0 / 0 7
1859 P1644A   Doors and Keys 0 / 0 3
1858 P1644B   Anti-Fibonacci Permutation 0 / 0 3
1857 P1644C   Increase Subarray Sums 0 / 0 4
1856 P1644D   Cross Coloring 0 / 0 5
1855 P1644E   Expand the Path 0 / 0 6
1850 P1646D   Weight the Tree 0 / 0 7
1848 P1646F   Playing Around the Table 0 / 0 10
1847 P1647A   Madoka and Math Dad 0 / 0 3
1846 P1647B   Madoka and the Elegant Gift 0 / 0 4
1839 P1648C   Tyler and Strings 0 / 0 6
1838 P1648D   Serious Business 0 / 0 10
1837 P1648E   Air Reform 0 / 0 10
1835 P1649A   Game 0 / 0 3
1834 P1649B   Game of Ball Passing 0 / 0 4
1833 P1650A   Deletions of Two Adjacent Letters 0 / 0 3
1831 P1650C   Weight of the System of Nested Segments 0 / 0 4
1830 P1650D   Twist the Permutation 0 / 0 4
1829 P1650E   Rescheduling the Exam 0 / 0 6
1828 P1650F   Vitaly and Advanced Useless Algorithms 0 / 0 8
1826 P1651A   Playoff 0 / 0 3
1824 P1651C   Fault-tolerant Network 0 / 0 5
1820 P1654A   Maximum Cake Tastiness 0 / 0 3
1818 P1654C   Alice and the Cake 0 / 0 4
1801 P1657C   Bracket Sequence Deletion 0 / 0 4
1797 P1658A   Marin and Photoshoot 0 / 0 3
1792 P1658E   Gojou and Matrix Game 0 / 0 9
1790 P1659A   Red Versus Blue 0 / 0 3
1788 P1659C   Line Empire 0 / 0 5
1787 P1659D   Reverse Sort Sum 0 / 0 6
1781 P1660D   Maximum Product Strikes Back 0 / 0 5
1780 P1660E   Matrix and Shifts 0 / 0 5
1779 P1660F1   Promising String (easy version) 0 / 0 5
1778 P1660F2   Promising String (hard version) 0 / 0 7
1771 P1662A   Organizing SWERC 0 / 0 (无)
1768 P1662D   Evolution of Weasels 0 / 0 (无)
1766 P1662F   Antennas 0 / 0 (无)
1763 P1662I   Ice Cream Shop 0 / 0 (无)
1757 P1662O   Circular Maze 0 / 0 (无)
1755 P1663B   Mike's Sequence 0 / 0 (无)
1754 P1663C   Pōja Verdon 0 / 0 (无)
1752 P1663E   Are You Safe? 0 / 0 (无)
1744 P1665E   MinimizOR 0 / 0 9
1738 P1666F   Fancy Stack 0 / 0 8
1726 P1667F   Yin Yang 0 / 0 10
1725 P1668A   Direction Change 0 / 0 3
1723 P1669A   Division? 0 / 0 3
1722 P1669B   Triple 0 / 0 3
1721 P1669C   Odd/Even Increments 0 / 0 3
1720 P1669D   Colorful Stamp 0 / 0 3
1717 P1669G   Fall Down 0 / 0 4
1715 P1670A   Prof 0 / 0 3
1714 P1670B   Dorms War 0 / 0 3
1713 P1670C   Where is the Pizza? 0 / 0 4
1712 P1670D   Very Suspicious 0 / 0 5
1709 P1671A   String Building 0 / 0 3
1703 P1672A   Log Chopping 0 / 0 3
1702 P1672B   I love AAAB 0 / 0 3
1701 P1672C   Unequal Array 0 / 0 3
1700 P1672D   Cyclic Rotation 0 / 0 5
1685 P1674C   Infinite Replacement 0 / 0 3
1684 P1674D   A-B-C Sort 0 / 0 4
1682 P1674F   Desktop Rearrangement 0 / 0 6
1679 P1675B   Make It Increasing 0 / 0 3
1678 P1675C   Detective Task 0 / 0 3
1677 P1675D   Vertical Paths 0 / 0 4

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