ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4973 P666E   Forensic Examination 0 / 0 (无)
4964 P670E   Correct Bracket Sequence Editor 0 / 0 (无)
4960 P671C   Ultimate Weirdness of an Array 0 / 0 (无)
4959 P671D   Roads in Yusland 0 / 0 (无)
4958 P671E   Organizing a Race 0 / 0 (无)
4951 P675C   Money Transfers 0 / 0 (无)
4950 P675D   Tree Construction 0 / 0 (无)
4949 P675E   Trains and Statistic 0 / 0 (无)
4940 P677D   Vanya and Treasure 0 / 0 (无)
4933 P678F   Lena and Queries 0 / 0 (无)
4928 P679E   Bear and Bad Powers of 42 0 / 0 (无)
4923 P681C   Heap Operations 0 / 0 (无)
4904 P685B   Kay and Snowflake 0 / 1 10
4895 P687D   Dividing Kingdom II 0 / 0 (无)
4888 P689D   Friends and Subsequences 0 / 0 (无)
4887 P689E   Mike and Geometry Problem 0 / 0 (无)
4881 P690B3   Recover Polygon (hard) 0 / 0 (无)
4863 P696A   Lorenzo Von Matterhorn 0 / 0 (无)
4860 P696D   Legen... 0 / 0 (无)
4859 P696E   ...Wait for it... 0 / 0 (无)

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