ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1027 P1788A   One and Two 0 / 0 3
1026 P1788B   Sum of Two Numbers 0 / 0 3
1025 P1788C   Matching Numbers 0 / 0 4
1024 P1788D   Moving Dots 0 / 0 7
1021 P1789A   Serval and Mocha's Array 0 / 0 3
1019 P1789C   Serval and Toxel's Arrays 0 / 0 5
1017 P1789E   Serval and Music Game 0 / 0 9
1015 P1790A   Polycarp and the Day of Pi 0 / 0 3
1014 P1790B   Taisia and Dice 0 / 0 3
1013 P1790C   Premutation 0 / 0 3
1010 P1790F   Timofey and Black-White Tree 0 / 0 7
999 P1792B   Stand-up Comedian 0 / 0 4
998 P1792C   Min Max Sort 0 / 0 5
997 P1792D   Fixed Prefix Permutations 0 / 0 5
993 P1793A   Yet Another Promotion 0 / 0 3
992 P1793B   Fedya and Array 0 / 0 3
990 P1793D   Moscow Gorillas 0 / 0 6
986 P1794B   Not Dividing 0 / 0 3
985 P1794C   Scoring Subsequences 0 / 0 4
984 P1794D   Counting Factorizations 0 / 0 6
979 P1795D   Triangle Coloring 0 / 0 5
978 P1795E   Explosions? 0 / 0 8
973 P1796C   Maximum Set 0 / 0 5
970 P1796F   Strange Triples 0 / 0 10
965 P1797E   Li Hua and Array 0 / 0 8
961 P1798C   Candy Store 0 / 0 5
960 P1798D   Shocking Arrangement 0 / 0 5
958 P1798F   Gifts from Grandfather Ahmed 0 / 0 9
957 P1799A   Recent Actions 0 / 0 3
956 P1799B   Equalize by Divide 0 / 0 4
952 P1799E   City Union 0 / 0 8
950 P1799G   Count Voting 0 / 0 10
934 P1801F   Another n-dimensional chocolate bar 0 / 0 10
931 P1802B   Settlement of Guinea Pigs 0 / 0 3
930 P1804A   Lame King 0 / 0 3
928 P1804C   Pull Your Luck 0 / 0 5
920 P1805C   Place for a Selfie 0 / 0 4
917 P1805F1   Survival of the Weakest (easy version) 0 / 0 10
916 P1805F2   Survival of the Weakest (hard version) 0 / 0 10
915 P1806A   Walking Master 0 / 0 3
913 P1806C   Sequence Master 0 / 0 5
912 P1806D   DSU Master 0 / 0 9
910 P1806F1   GCD Master (easy version) 0 / 0 10
909 P1806F2   GCD Master (hard version) 0 / 0 10
899 P1808B   Playing in a Casino 0 / 0 4
894 P1808E3   Minibuses on Venus (hard version) 0 / 0 10
892 P1809B   Points on Plane 0 / 0 3
891 P1809C   Sum on Subarrays 0 / 0 5
889 P1809E   Two Tanks 0 / 0 9
887 P1809G   Prediction 0 / 0 10
885 P1810B   Candies 0 / 0 3
883 P1810D   Climbing the Tree 0 / 0 5
881 P1810F   M-tree 0 / 0 10
879 P1810H   Last Number 0 / 0 10
878 P1811A   Insert Digit 0 / 0 3
877 P1811B   Conveyor Belts 0 / 0 3
875 P1811D   Umka and a Long Flight 0 / 0 5
874 P1811E   Living Sequence 0 / 0 5
872 P1811G1   Vlad and the Nice Paths (easy version) 0 / 0 7
871 P1811G2   Vlad and the Nice Paths (hard version) 0 / 0 8
867 P1812D   Trivial Conjecture 0 / 0 (无)
866 P1812E   Not a Geometry Problem 0 / 0 (无)
860 P1814A   Coins 0 / 0 3
859 P1814B   Long Legs 0 / 0 5
857 P1814D   Balancing Weapons 0 / 0 9
854 P1815A   Ian and Array Sorting 0 / 0 4
851 P1815D   XOR Counting 0 / 0 10
850 P1815E   Bosco and Particle 0 / 0 10
849 P1815F   OH NO1 (-2-3-4) 0 / 0 10
844 P1817C   Similar Polynomials 0 / 0 9
836 P1819C   The Fox and the Complete Tree Traversal 0 / 0 9
834 P1819E   Roads in E City 0 / 0 10
831 P1820B   JoJo's Incredible Adventures 0 / 0 3
830 P1821A   Matching 0 / 0 3
828 P1821C   Tear It Apart 0 / 0 4
827 P1821D   Black Cells 0 / 0 6
825 P1821F   Timber 0 / 0 10
823 P1822B   Karina and Array 0 / 0 3
822 P1822C   Bun Lover 0 / 0 3
821 P1822D   Super-Permutation 0 / 0 4
820 P1822E   Making Anti-Palindromes 0 / 0 5
818 P1822G1   Magic Triples (Easy Version) 0 / 0 5
817 P1822G2   Magic Triples (Hard Version) 0 / 0 8
816 P1823A   A-characteristic 0 / 0 3
815 P1823B   Sort with Step 0 / 0 3
814 P1823C   Strongly Composite 0 / 0 4
813 P1823D   Unique Palindromes 0 / 0 6
812 P1823E   Removing Graph 0 / 0 9
811 P1823F   Random Walk 0 / 0 10
809 P1824B1   LuoTianyi and the Floating Islands (Easy Version) 0 / 0 6
808 P1824B2   LuoTianyi and the Floating Islands (Hard Version) 0 / 0 8
803 P1825B   LuoTianyi and the Table 0 / 0 3
801 P1826B   Lunatic Never Content 0 / 0 3
800 P1826C   Dreaming of Freedom 0 / 0 4
797 P1826F   Fading into Fog 0 / 0 10
796 P1827A   Counting Orders 0 / 0 3
789 P1828A   Divisible Array 0 / 0 3
788 P1828B   Permutation Swap 0 / 0 3
782 P1829F   Forever Winter 0 / 0 4
781 P1829G   Hits Different 0 / 0 5

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