ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1855 P1207G  Indie Album 0 / 0 (无)
1851 P1208D  Restore Permutation 0 / 0 (无)
1850 P1208E  Let Them Slide 0 / 0 (无)
1847 P1208H  Red Blue Tree 0 / 0 (无)
1840 P1209F  Koala and Notebook 0 / 0 (无)
1839 P1209G1  Into Blocks (easy version) 0 / 0 (无)
1838 P1209G2  Into Blocks (hard version) 0 / 0 (无)
1837 P1209H  Moving Walkways 0 / 0 (无)
1818 P1213B  Bad Prices 0 / 0 (无)
1813 P1213F  Unstable String Sort 0 / 0 (无)
1809 P1214C  Bad Sequence 0 / 0 (无)
1805 P1214G  Feeling Good 0 / 0 (无)
1791 P1216F  Wi-Fi 0 / 0 (无)
1786 P1217E  Sum Queries? 0 / 0 (无)
1785 P1217F  Forced Online Queries Problem 0 / 0 (无)
1783 P1218B  Guarding warehouses 0 / 0 (无)
1779 P1218F  Workout plan 0 / 0 (无)
1768 P1220F  Gardener Alex 0 / 0 (无)
1761 P1221F  Choose a Square 0 / 0 (无)
1754 P1223F  Stack Exterminable Arrays 0 / 0 (无)
1741 P1227D1  Optimal Subsequences (Easy Version) 0 / 0 (无)
1740 P1227D2  Optimal Subsequences (Hard Version) 0 / 0 (无)
1723 P1234B2  Social Network (hard version) 0 / 0 (无)
1721 P1234D  Distinct Characters Queries 0 / 0 (无)
1715 P1236D  Alice and the Doll 0 / 0 (无)
1714 P1236E  Alice and the Unfair Game 0 / 0 (无)
1711 P1237B  Balanced Tunnel 0 / 0 (无)
1708 P1237D  Balanced Playlist 0 / 0 (无)
1705 P1237G  Balanced Distribution 0 / 0 (无)
1697 P1238G  Adilbek and the Watering System 0 / 0 (无)
1694 P1239C  Queue in the Train 0 / 0 (无)
1658 P1249D2  Too Many Segments (hard version) 0 / 0 (无)
1653 P1250C  Trip to Saint Petersburg 0 / 0 (无)
1637 P1251E1  Voting (Easy Version) 0 / 0 (无)
1636 P1251E2  Voting (Hard Version) 0 / 0 (无)
1632 P1252C  Even Path 0 / 0 (无)
1631 P1252D  Find String in a Grid 0 / 0 (无)
1628 P1252G  Performance Review 0 / 0 (无)
1624 P1252K  Addition Robot 0 / 0 (无)
1618 P1253E  Antenna Coverage 0 / 0 (无)
1612 P1254D  Tree Queries 0 / 0 (无)
1598 P1257D  Yet Another Monster Killing Problem 0 / 0 (无)
1597 P1257E  The Contest 0 / 0 (无)
1589 P1260F  Colored Tree 0 / 0 (无)
1583 P1263E  Editor 0 / 0 (无)
1582 P1263F  Economic Difficulties 0 / 0 (无)
1579 P1264C  Beautiful Mirrors with queries 0 / 0 (无)
1573 P1265B  Beautiful Numbers 0 / 0 (无)
1572 P1265E  Beautiful Mirrors 0 / 0 (无)
1568 P1266D  Decreasing Debts 0 / 0 (无)
1567 P1266E  Spaceship Solitaire 0 / 0 (无)
1549 P1268C  K Integers 0 / 0 (无)
1537 P1270H  Number of Components 0 / 0 (无)
1532 P1271D  Portals 0 / 0 (无)
1513 P1276C  Beautiful Rectangle 0 / 0 (无)
1507 P1277D  Let's Play the Words? 0 / 0 (无)
1504 P1278C  Berry Jam 0 / 0 (无)
1503 P1278D  Segment Tree 0 / 0 (无)
1498 P1279C  Stack of Presents 0 / 0 (无)
1481 P1282E  The Cake Is a Lie 0 / 0 (无)
1478 P1283C  Friends and Gifts 0 / 0 (无)
1473 P1284B  New Year and Ascent Sequence 0 / 0 (无)
1471 P1284D  New Year and Conference 0 / 0 (无)
1469 P1284F  New Year and Social Network 0 / 0 (无)
1463 P1285E  Delete a Segment 0 / 0 (无)
1460 P1286B  Numbers on Tree 0 / 0 (无)
1457 P1286D  LCC 0 / 0 (无)
1456 P1286E  Fedya the Potter Strikes Back 0 / 0 (无)
1453 P1287B  Hyperset 0 / 0 (无)
1448 P1288E  Messenger Simulator 0 / 0 (无)
1446 P1290A  Mind Control 0 / 0 (无)
1445 P1290B  Irreducible Anagrams 0 / 0 (无)
1442 P1290E  Cartesian Tree 0 / 0 (无)
1437 P1292A  NEKO's Maze Game 0 / 0 (无)
1426 P1294D  MEX maximizing 0 / 0 (无)
1419 P1295E  Permutation Separation 0 / 0 (无)
1415 P1296C  Yet Another Walking Robot 0 / 0 (无)
1412 P1296E2  String Coloring (hard version) 0 / 0 (无)
1405 P1297F  Movie Fan 0 / 0 (无)
1402 P1297I  Falling Blocks 0 / 0 (无)
1399 P1299C  Water Balance 0 / 0 (无)
1390 P1301E  Nanosoft 0 / 0 (无)
1386 P1302C  Segment tree or Fenwick? 0 / 0 (无)
1372 P1303G  Sum of Prefix Sums 0 / 0 (无)
1367 P1304E  1-Trees and Queries 0 / 0 (无)
1366 P1304F1  Animal Observation (easy version) 0 / 0 (无)
1365 P1304F2  Animal Observation (hard version) 0 / 0 (无)
1353 P1307D  Cow and Fields 0 / 0 (无)
1349 P1310A  Recommendations 0 / 0 (无)
1338 P1311F  Moving Points 0 / 0 (无)
1331 P1312G  Autocompletion 0 / 0 (无)
1328 P1313C1  Skyscrapers (easy version) 0 / 0 (无)
1327 P1313C2  Skyscrapers (hard version) 0 / 0 (无)
1325 P1313E  Concatenation with intersection 0 / 0 (无)
1316 P1316F  Battalion Strength 0 / 0 (无)
1315 P1320A  Journey Planning 0 / 0 (无)
1313 P1320C  World of Darkraft: Battle for Azathoth 0 / 0 (无)
1312 P1320D  Reachable Strings 0 / 0 (无)
1311 P1320E  Treeland and Viruses 0 / 0 (无)
1306 P1322B  Present 0 / 0 (无)

分类

手气不错

根据当前过滤条件随机选择一道题