ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1979 P1437F   Emotional Fishermen 0 / 0 10
1978 P1437G   Death DBMS 0 / 0 10
1969 P1439B   Graph Subset Problem 0 / 0 10
1968 P1439C   Greedy Shopping 0 / 0 10
1943 P1446D1   Frequency Problem (Easy Version) 0 / 0 10
1859 P1466G   Song of the Sirens 0 / 0 10
1832 P1469F   Power Sockets 0 / 0 10
1746 P1486F   Pairs of Paths 0 / 0 10
1703 P1493E   Enormous XOR 0 / 0 10
1702 P1493F   Enchanted Matrix 0 / 0 10
1692 P1495D   BFS Trees 0 / 0 10
1665 P1500C   Matrix Sorting 0 / 0 10
1656 P1503D   Flip the Cards 0 / 0 10
1645 P1505G   Encoded message 0 / 0 10
1625 P1510B   Button Lock 0 / 0 10
1585 P1515F   Phoenix and Earthquake 0 / 0 10
1545 P1523E   Crypto Lights 0 / 0 10
1509 P1530F   Bingo 0 / 0 10
1470 P1536F   Omkar and Akmar 0 / 0 10
1450 P1539F   Strange Array 0 / 0 10
1369 P1554E   You 0 / 0 10
1346 P1558D   Top-Notch Insertions 0 / 0 10
1314 P1566F   Points Movement 0 / 0 10
1301 P1569E   Playoff Restoration 0 / 0 10
1271 P1575E   Eye-Pleasing City Park Tour 0 / 0 10
1239 P1580B   Mathematics Curriculum 0 / 0 10
1225 P1582G   Kuzya and Homework 0 / 0 10
1211 P1584F   Strange LCS 0 / 0 10
1195 P1592F1   Alice and Recoloring 1 0 / 0 10
1171 P1599A   Weights 0 / 0 10
1162 P1599J   Bob's Beautiful Array 0 / 0 10
1078 P1613F   Tree Coloring 0 / 0 10
1072 P1614E   Divan and a Cottage 0 / 0 10
871 P1651E   Sum of Matchings 0 / 0 10
856 P1656F   Parametric MST 0 / 0 10
847 P1657F   Words on Tree 0 / 0 10
821 P1661F   Teleporters 0 / 0 10
699 P1679F   Formalism for Formalism 0 / 0 10
693 P1680F   Lenient Vertex Cover 0 / 0 10
688 P1681E   Labyrinth Adventures 0 / 0 10
675 P1684F   Diverse Segments 0 / 0 10
670 P1685C   Bring Balance 0 / 0 10
610 P1696F   Tree Recovery 0 / 0 10
590 P1699E   Three Days Grace 0 / 0 10
585 P1700E   Serega the Pirate 0 / 0 10
584 P1700F   Puzzle 0 / 0 10
557 P1704F   Colouring Game 0 / 0 10
376 P1736E   Swap and Take 0 / 0 10
355 P1739F   Keyboard Design 0 / 0 10
349 P1740F   Conditional Mix 0 / 0 10
243 P1762E   Tree Sum 0 / 0 10
242 P1762F   Good Pairs 0 / 0 10
222 P1765C   Card Guessing 0 / 0 10
218 P1765G   Guess the String 0 / 0 10
175 P1773D   Dominoes 0 / 0 10
171 P1773H   Hot and Cold 0 / 0 10
125 P1778F   Maximizing Root 0 / 3 10
38 P1793E   Velepin and Marketing 0 / 0 10
37 P1793F   Rebrending 0 / 0 10
8540 P1815D   XOR Counting 0 / 0 10
8572 P1821F   Timber 0 / 0 10
8558 P1823F   Random Walk 0 / 0 10
8635 P1827C   Palindrome Partition 0 / 0 10
8690 P1835C   Twin Clusters 0 / 0 10
8802 P1858E2   Rollbacks (Hard Version) 0 / 0 10
9066 P1893D   Colorful Constructive 0 / 0 10
9057 P1896F   Bracket Xoring 0 / 0 10
9048 P1898F   Vova Escapes the Matrix 0 / 0 10
9123 P1905F   Field Should Not Be Empty 0 / 0 10
9007 P1906B   Button Pressing 0 / 0 10
9133 P1919E   Counting Prefixes 0 / 0 10
9463 P1958H   Composite Spells 0 / 0 10
9420 P1970D2   Arithmancy (Medium) 0 / 0 10
9572 P1982F   Sorting Problem Again 0 / 0 10
9557 P1987F2   Interesting Problem (Hard Version) 0 / 0 10
9624 P1990E2   Catch the Mole(Hard Version) 0 / 0 10
9600 P1994G   Minecraft 0 / 0 10

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