ID 题目 显示标签 隐藏标签 AC / 尝试 难度
7685 codeforces#P1644E  Expand the Path 0 / 0 (无)
7726 codeforces#P1647E  Madoka and the Sixth-graders 0 / 0 (无)
7711 codeforces#P1648A  Weird Sum 0 / 0 (无)
7710 codeforces#P1648B  Integral Array 0 / 0 (无)
7709 codeforces#P1648C  Tyler and Strings 0 / 0 (无)
7708 codeforces#P1648D  Serious Business 0 / 0 (无)
7707 codeforces#P1648E  Air Reform 0 / 0 (无)
7706 codeforces#P1648F  Two Avenues 0 / 0 (无)
7714 codeforces#P1650E  Rescheduling the Exam 0 / 0 (无)
7722 codeforces#P1651C  Fault-tolerant Network 0 / 0 (无)
7721 codeforces#P1651D  Nearest Excluded Points 0 / 0 (无)
7719 codeforces#P1651F  Tower Defense 0 / 0 (无)
7736 codeforces#P1654C  Alice and the Cake 0 / 0 4
7733 codeforces#P1654F  Minimal String Xoration 0 / 0 10
7732 codeforces#P1654G  Snowy Mountain 0 / 0 10
7752 codeforces#P1656B  Subtract Operation 1 / 4 10
7801 codeforces#P1659D  Reverse Sort Sum 0 / 0 (无)
7800 codeforces#P1659E  AND-MEX Walk 0 / 0 (无)
7761 codeforces#P1660F2  Promising String (hard version) 0 / 0 (无)
7783 codeforces#P1661D  Progressions Covering 1 / 2 10
7782 codeforces#P1661E  Narrow Components 0 / 0 (无)
7846 codeforces#P1662F  Antennas 1 / 3 10
7840 codeforces#P1662L  Il Derby della Madonnina 0 / 0 (无)
7776 codeforces#P1665E  MinimizOR 1 / 1 10
7835 codeforces#P1667B  Optimal Partition 1 / 1 10
7824 codeforces#P1669E  2-Letter Strings 0 / 0 (无)
7823 codeforces#P1669F  Eating Candies 0 / 0 (无)
7884 codeforces#P1670C  Where is the Pizza? 0 / 0 (无)
7806 codeforces#P1672H  Zigu Zagu 0 / 0 (无)
7805 codeforces#P1672I  PermutationForces 0 / 0 (无)
7853 codeforces#P1674F  Desktop Rearrangement 0 / 0 (无)
7890 codeforces#P1676F  Longest Strike 0 / 0 (无)
7887 codeforces#P1676H2  Maximum Crossings (Hard Version) 0 / 0 (无)
7880 codeforces#P1677A  Tokitsukaze and Strange Inequality 1 / 1 10
7876 codeforces#P1677E  Tokitsukaze and Beautiful Subsegments 0 / 0 (无)
7906 codeforces#P1679B  Stone Age Problem 0 / 0 (无)
7905 codeforces#P1679C  Rooks Defenders 0 / 1 10
7896 codeforces#P1680F  Lenient Vertex Cover 1 / 1 10
7923 codeforces#P1681E  Labyrinth Adventures 1 / 1 10
7922 codeforces#P1681F  Unique Occurrences 1 / 1 10
7916 codeforces#P1682F  MCMF? 0 / 0 (无)
7911 codeforces#P1684E  MEX vs DIFF 0 / 0 (无)
7930 codeforces#P1685E  The Ultimate LIS Problem 0 / 0 (无)
7948 codeforces#P1687C  Sanae and Giant Robot 0 / 0 (无)
7967 codeforces#P1689B  Mystic Permutation 0 / 0 (无)
7965 codeforces#P1689D  Lena and Matrix 0 / 0 (无)
7955 codeforces#P1690C  Restoring the Duration of Tasks 0 / 0 (无)
7951 codeforces#P1690G  Count the Trains 1 / 5 10
7938 codeforces#P1691D  Max GEQ Sum 0 / 0 (无)
7937 codeforces#P1691E  Number of Groups 0 / 0 (无)

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根据当前过滤条件随机选择一道题