有人吗
by 废物yehan @ 2018-10-18 20:27:15
@[吾妻狂三](/space/show?uid=66460)
https://www.luogu.org/blog/SNH48/solution-p3912
by 不到前10不改名 @ 2018-10-18 20:29:31
@[吾妻狂三](/space/show?uid=66460)
拿走不谢
by 不到前10不改名 @ 2018-10-18 20:29:39
@[吾妻狂三](/space/show?uid=66460)
其实可以再内层循环里加上``if (i%s[j]==0) break; ``时间复杂度是O(n),答案k就是素数个数。
by 准点的星辰 @ 2018-10-18 20:32:37
@[吾妻狂三](/space/show?uid=66460)
P3383 试一下这个
by ⑨baka @ 2018-10-18 20:33:47
o2（逃）
by WAHearer @ 2018-10-18 21:09:56
@[准点的星辰](/space/show?uid=54502)
谢谢 AC了
by 废物yehan @ 2018-10-20 13:30:03