If we let be the greatest prime number not more than a,then the result of
问题描述:
If we let be the greatest prime number not more than a,then the result of
the result of the expression xxis
A 1333 B 1999 C 2001 D 2249
(英汉小词典:greatest prime 最大的质数 result 结果 expression 表达式)
答
如果定义是求不大于a的最大素数,那么表达式
的结果是?
.
=
=
=1999
选B