ID 题目 显示标签 隐藏标签 AC / 尝试 难度
7322 P243B  Hydra 0 / 0 NOI/NOI+/CTSC
7308 P246A  Buggy Sorting 0 / 0 普及/提高-
7304 P246E  Blood Cousins Return 0 / 0 9
7298 P249D  Donkey and Stars 0 / 0 10
7285 P252B  Unsorting Array 0 / 0 省选/NOI-
7283 P253B  Physics Practical 0 / 0 普及+/提高
7280 P253E  Printer 0 / 0 8
7279 P254A  Cards with Numbers 0 / 0 普及+/提高
7267 P257A  Sockets 0 / 0 普及/提高-
7250 P261A  Maxim and Discounts 0 / 0 普及+/提高
7242 P263B  Squares 0 / 0 普及/提高-
7219 P268E  Playlist 0 / 0 NOI/NOI+/CTSC
7215 P269D  Maximum Waterfall 0 / 0 10
7203 P272D  Dima and Two Sequences 0 / 0 提高+/省选-
7199 P274A  k-Multiple Free Set 0 / 0 提高+/省选-
7196 P274D  Lovely Matrix 0 / 0 8
7190 P276C  Little Girl and Maximum Sum 0 / 0 提高+/省选-
7154 P285C  Building Permutation 0 / 0 普及+/提高
7148 P286D  Tourists 0 / 0 10
7138 P289B  Polo the Penguin and Matrix 0 / 0 普及+/提高
7131 P291A  Spyke Talks 0 / 0 普及/提高-
7097 P299A  Ksusha and Array 0 / 0 普及/提高-
7070 P306B  Optimizer 0 / 0 NOI/NOI+/CTSC
7053 P313C  Ilya and Matrix 0 / 0 普及+/提高
7047 P314D  Sereja and Straight Lines 0 / 0 9
6981 P331A2  Oh Sweet Beaverette 0 / 0 提高+/省选-
6968 P332C  Students' Revenge 0 / 0 8
6962 P333D  Characteristics of Rectangles 0 / 0 NOI/NOI+/CTSC
6961 P333E  Summer Earnings 0 / 0 9
6959 P334B  Eight Point Sets 0 / 0 普及+/提高
6940 P339A  Helpful Maths 0 / 0 普及/提高-
6904 P347A  Difference Row 0 / 0 普及+/提高
6902 P348A  Mafia 0 / 0 提高+/省选-
6893 P350C  Bombs 0 / 0 提高+/省选-
6892 P350D  Looking for Owls 0 / 0 9
6884 P352B  Jeff and Periods 0 / 0 普及+/提高
6882 P353B  Two Heaps 0 / 0 省选/NOI-
6846 P362B  Petya and Staircases 0 / 0 普及/提高-
6823 P367C  Sereja and the Arrangement of Numbers 0 / 0 NOI/NOI+/CTSC
6811 P370C  Mittens 0 / 0 省选/NOI-
6803 P372A  Counting Kangaroos is Fun 0 / 0 提高+/省选-
6790 P375B  Maximum Submatrix 2 0 / 0 提高+/省选-
6783 P377B  Preparing for the Contest 0 / 0 省选/NOI-
6778 P378B  Semifinals 0 / 0 普及+/提高
6775 P379C  New Year Ratings Change 0 / 0 普及+/提高
6773 P379E  New Year Tree Decorations 0 / 0 9
6764 P381B  Sereja and Stairs 0 / 0 普及/提高-
6761 P382C  Arithmetic Progression 0 / 0 提高+/省选-
6757 P383B  Volcanoes 0 / 0 9
6752 P384B  Multitasking 0 / 0 提高+/省选-

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