*1400 - 题库

ID	题目显示标签隐藏标签	AC / 尝试	难度
8815	P1907D Jumping Through Segments binary search constructive algorithms *1400	0 / 0	普及+/提高
9111	P1967A Permutation Counting binary search greedy implementation math sortings *1400	0 / 0	普及+/提高
9110	P1967B1 Reverse Card (Easy Version) brute force math number theory *1400	0 / 0	普及+/提高
9083	P1970C1 Game on Tree (Easy) games *1400	0 / 0	普及+/提高
9050	P1974C Beautiful Triple Pairs combinatorics data structures *1400	0 / 0	普及+/提高
9049	P1974D Ingenuity-2 constructive algorithms greedy implementation *1400	0 / 0	普及+/提高

根据当前过滤条件随机选择一道题

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