ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4277 P896B   Ithea Plays With Chtholly 0 / 0 7
4267 P898E   Squares and not squares 0 / 0 5
4265 P899A   Splitting in Teams 0 / 0 3
4263 P899C   Dividing the numbers 0 / 0 4
4262 P899D   Shovel Sale 0 / 0 6
4253 P901A   Hashing Trees 0 / 0 5
4254 P901B   GCD of Polynomials 0 / 0 8
4251 P901D   Weighting a Tree 0 / 0 10
4239 P906B   Seating of Students 0 / 0 8
4225 P909B   Segments 0 / 0 4
4220 P909F   AND-permutations 0 / 0 9
4217 P910C   Minimum Sum 0 / 0 5
4214 P911C   Three Garlands 0 / 0 4
4212 P911E   Stack Sorting 0 / 0 7
4211 P911F   Tree Destruction 0 / 0 9
4208 P912B   New Year's Eve 0 / 0 4
4179 P916C   Jamie and Interesting Graph 0 / 0 5
4135 P922F   Divisibility 0 / 0 9
4131 P923D   Picking Strings 0 / 0 9
4129 P923F   Public Service 0 / 0 10
4120 P925C   Big Secret 0 / 0 8
4119 P925D   Aztec Catacombs 0 / 0 10
4112 P926E   Merge Equal Elements 0 / 0 6
4095 P931B   World Cup 0 / 0 4
4093 P932A   Palindromic Supersequence 0 / 0 3
4091 P932C   Permutation Cycle 0 / 0 5
4082 P933E   A Preponderant Reunion 0 / 0 10
4080 P934B   A Prosperous Lot 0 / 0 4
4071 P936C   Lock Puzzle 0 / 0 8
4065 P938C   Constructing Tests 0 / 0 5
4052 P940C   Phone Numbers 0 / 0 5
4039 P949B   A Leapfrog in the Array 0 / 0 5
4027 P952G   Puzzling Language 0 / 0 8
3992 P959C   Mahmoud and Ehab and the wrong algorithm 0 / 0 5
3991 P959D   Mahmoud and Ehab and another array construction task 0 / 0 6
3986 P960C   Subsequence Counting 0 / 0 5
3972 P962B   Students in Railway Carriage 0 / 0 4
3969 P962E   Byteland, Berland and Disputed Cities 0 / 0 8
3965 P963B   Destruction of a Tree 0 / 0 7
3944 P976D   Degree Set 0 / 0 9
3922 P980B   Marlin 0 / 0 5
3909 P982A   Row 0 / 0 4
3893 P985D   Sand Fortress 0 / 0 7
3873 P989B   A Tide of Riverscape 0 / 0 4
3872 P989C   A Mist of Florescence 0 / 0 6
3866 P990D   Graph And Its Complement 0 / 0 5
3843 P995A   Tesla 0 / 0 7
3830 P998A   Balloons 0 / 0 3
3790 P1003B   Binary String Constructing 0 / 0 4
3787 P1003E   Tree Constructing 0 / 0 7

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