Problem ID Title Solved/Submit Pass Rate
1942【编程进阶】回文质数 Prime Palindromes
USACO 埃筛 
0/1
0%
2007【编程基础】半质数
市赛 埃筛 
1/1
100%
2071【编程基础】素数个数
埃筛 
0/0
0.000%