125 道题

ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1143 P1470E   Strange Permutation 0 / 0 (无)
1076 P1482G   Vabank 0 / 0 (无)
1007 P1495E   Qingshan and Daniel 0 / 0 (无)
935 P1510H   Hard Optimization 0 / 1 10
887 P1517F   Reunion 0 / 0 (无)
879 P1519F   Chests and Keys 0 / 0 (无)
859 P1523G   Try Booking 0 / 0 (无)
753 P1540D   Inverse Inversions 0 / 0 (无)
620 P1566H   Xor-quiz 0 / 0 (无)
599 P1571I   Physical Examination 0 / 0 (无)
566 P1578D   Dragon Curve 0 / 0 (无)
518 P1584G   Eligible Segments 0 / 0 (无)
480 P1598G   The Sum of Good Numbers 0 / 0 (无)
476 P1599D   Bubble Popping 0 / 0 (无)
475 P1599E   Two Arrays 0 / 0 (无)
454 P1603E   A Perfect Problem 0 / 0 (无)
425 P1608F   MEX counting 0 / 0 (无)
329 P1621G   Weighted Increasing Subsequences 0 / 0 (无)
236 P1638F   Two Posters 0 / 0 (无)
194 P1648E   Air Reform 0 / 0 (无)

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根据当前过滤条件随机选择一道题

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