|
|
874 |
P1647C Madoka and Childish Pranks
|
0 / 0 |
普及+/提高 |
|
|
873 |
P1647D Madoka and the Best School in Russia
|
0 / 0 |
省选/NOI- |
|
|
872 |
P1647E Madoka and the Sixth-graders
|
0 / 0 |
9 |
|
|
871 |
P1647F Madoka and Laziness
|
0 / 0 |
10 |
|
|
870 |
P1648A Weird Sum
|
0 / 0 |
普及+/提高 |
|
|
869 |
P1648B Integral Array
|
0 / 0 |
省选/NOI- |
|
|
868 |
P1648C Tyler and Strings
|
0 / 0 |
省选/NOI- |
|
|
867 |
P1648D Serious Business
|
0 / 0 |
10 |
|
|
866 |
P1648E Air Reform
|
0 / 0 |
10 |
|
|
865 |
P1648F Two Avenues
|
0 / 0 |
10 |
|
|
864 |
P1649A Game
|
0 / 0 |
普及/提高- |
|
|
863 |
P1649B Game of Ball Passing
|
0 / 0 |
普及+/提高 |
|
|
862 |
P1650A Deletions of Two Adjacent Letters
|
0 / 0 |
普及/提高- |
|
|
861 |
P1650B DIV + MOD
|
0 / 0 |
普及/提高- |
|
|
860 |
P1650C Weight of the System of Nested Segments
|
0 / 0 |
普及+/提高 |
|
|
859 |
P1650D Twist the Permutation
|
0 / 0 |
普及+/提高 |
|
|
858 |
P1650E Rescheduling the Exam
|
0 / 0 |
省选/NOI- |
|
|
857 |
P1650F Vitaly and Advanced Useless Algorithms
|
0 / 0 |
8 |
|
|
856 |
P1650G Counting Shortcuts
|
0 / 0 |
NOI/NOI+/CTSC |
|
|
855 |
P1651A Playoff
|
0 / 0 |
普及/提高- |
|
|
854 |
P1651B Prove Him Wrong
|
0 / 0 |
普及/提高- |
|
|
853 |
P1651C Fault-tolerant Network
|
0 / 0 |
提高+/省选- |
|
|
852 |
P1651D Nearest Excluded Points
|
0 / 0 |
省选/NOI- |
|
|
851 |
P1651E Sum of Matchings
|
0 / 0 |
10 |
|
|
850 |
P1651F Tower Defense
|
0 / 0 |
10 |
|
|
849 |
P1654A Maximum Cake Tastiness
|
0 / 0 |
普及/提高- |
|
|
848 |
P1654B Prefix Removals
|
0 / 0 |
普及/提高- |
|
|
847 |
P1654C Alice and the Cake
|
0 / 0 |
普及+/提高 |
|
|
846 |
P1654D Potion Brewing Class
|
0 / 0 |
NOI/NOI+/CTSC |
|
|
845 |
P1654E Arithmetic Operations
|
0 / 0 |
8 |
|
|
844 |
P1654F Minimal String Xoration
|
0 / 0 |
10 |
|
|
843 |
P1654G Snowy Mountain
|
0 / 0 |
10 |
|
|
842 |
P1654H Three Minimums
|
0 / 0 |
10 |
|
|
841 |
P1656A Good Pairs
|
0 / 0 |
普及/提高- |
|
|
840 |
P1656B Subtract Operation
|
0 / 0 |
普及/提高- |
|
|
839 |
P1656C Make Equal With Mod
|
0 / 0 |
普及+/提高 |
|
|
838 |
P1656D K-good
|
0 / 0 |
省选/NOI- |
|
|
837 |
P1656E Equal Tree Sums
|
0 / 0 |
8 |
|
|
836 |
P1656F Parametric MST
|
0 / 0 |
10 |
|
|
835 |
P1656G Cycle Palindrome
|
0 / 0 |
10 |
|
|
834 |
P1656H Equal LCM Subsets
|
0 / 0 |
10 |
|
|
833 |
P1656I Neighbour Ordering
|
0 / 0 |
10 |
|
|
832 |
P1657A Integer Moves
|
0 / 0 |
普及/提高- |
|
|
831 |
P1657B XY Sequence
|
0 / 0 |
普及/提高- |
|
|
830 |
P1657C Bracket Sequence Deletion
|
0 / 0 |
普及+/提高 |
|
|
829 |
P1657D For Gamers
|
0 / 0 |
NOI/NOI+/CTSC |
|
|
828 |
P1657E Star MST
|
0 / 0 |
8 |
|
|
827 |
P1657F Words on Tree
|
0 / 0 |
10 |
|
|
826 |
P1658A Marin and Photoshoot
|
0 / 0 |
普及/提高- |
|
|
825 |
P1658B Marin and Anti-coprime Permutation
|
0 / 0 |
普及/提高- |
