ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1637 P1542E2   Abnormal Permutation Pairs (hard version) 0 / 0 10
1635 P1543B   Customising the Track 0 / 0 3
1629 P1545B   AquaMoon and Chess 0 / 0 6
1628 P1545C   AquaMoon and Permutations 0 / 0 10
1612 P1548C   The Three Little Pigs 0 / 0 9
1603 P1550D   Excellent Arrays 0 / 0 8
1593 P1551F   Equidistant Vertices 0 / 0 8
1591 P1552B   Running for Gold 0 / 0 5
1590 P1552C   Maximize the Intersections 0 / 0 6
1579 P1553E   Permutation Shift 0 / 0 7
1575 P1553I   Stairs 0 / 0 10
1558 P1556F   Sports Betting 0 / 0 9
1553 P1557C   Moamen and XOR 0 / 0 5
1547 P1558D   Top-Notch Insertions 0 / 0 10
1539 P1559E   Mocha and Stars 0 / 0 8
1510 P1567C   Carrying Conundrum 0 / 0 5
1504 P1569C   Jury Meeting 0 / 0 5
1481 P1574B   Combinatorics Homework 0 / 0 3
1478 P1574E   Coloring 0 / 0 9
1477 P1574F   Occurrences 0 / 0 10
1440 P1580B   Mathematics Curriculum 0 / 0 10
1436 P1580F   Problems for Codeforces 0 / 0 10
1435 P1581A   CQXYM Count Permutations 0 / 0 3
1432 P1582B   Luntik and Subsequences 0 / 0 3
1414 P1584D   Guess the Permutation 0 / 0 7
1405 P1585F   Non-equal Neighbours 0 / 0 9
1403 P1586I   Omkar and Mosaic 0 / 0 10
1382 P1594E1   Rubik's Cube Coloring (easy version) 0 / 0 4
1376 P1598D   Training Session 0 / 0 5
1375 P1598E   Staircases 0 / 0 7
1370 P1599C   Bubble Strike 0 / 0 7
1347 P1603E   A Perfect Problem 0 / 0 10
1346 P1603F   October 18, 2017 0 / 0 10
1338 P1605F   PalindORme 0 / 0 10
1333 P1606E   Arena 0 / 0 7
1320 P1608D   Dominoes 0 / 0 9
1318 P1608F   MEX counting 0 / 0 10
1305 P1610D   Not Quite Lee 0 / 0 7
1285 P1612G   Max Sum Array 0 / 0 9
1279 P1613F   Tree Coloring 0 / 0 10
1276 P1614C   Divan and bitwise operations 0 / 0 5
1267 P1615F   LEGOndary Grandmaster 0 / 0 10
1257 P1616H   Keep XOR Low 0 / 0 10
1229 P1620G   Subsequences Galore 0 / 0 9
1216 P1622D   Shuffle 0 / 0 7
1190 P1626F   A Random Code Problem 0 / 0 10
1180 P1628D1   Game on Sum (Easy Version) 0 / 0 7
1179 P1628D2   Game on Sum (Hard Version) 0 / 0 9
1170 P1630E   Expected Components 0 / 0 10
1114 P1641D   Two Arrays 0 / 0 10

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