1
by Lucifer_Bartholomew @ 2019-01-28 09:19:14
蟹蟹，感激不尽！
@[Lucifer__X07](/space/show?uid=116113)
可话说回来，为什么CF上显示是
```
YES
YES
YES
```
by 灵光一闪 @ 2019-01-28 09:20:27
1
by qian_shang @ 2019-01-28 09:23:54
1
by 犇犇犇犇 @ 2019-01-28 09:24:13
```cpp
if(sqrt(a)*sqrt(a)==a)
{
if(prime(sqrt(a))) cout<<"YES"<<endl;
}
```
改成
```cpp
int t=sqrt(a);
if(t*t==a)
{
if(prime(t))cout<<"YES"<<endl;
}
```
试试
by Lucifer_Bartholomew @ 2019-01-28 09:29:05
@[洛谷亿岁](/space/show?uid=122605)
把
```if(sqrt(a)*sqrt(a)==a)```
改成
```if((int)sqrt(a)*(int)sqrt(a)==a)```？
by Itst @ 2019-01-28 09:29:32
似曾相识@[scp_05_tqr](/space/show?uid=117842)
by 俾斯麦 @ 2019-01-28 09:31:30
@[Itst](/space/show?uid=96296) @[Lucifer__X07](/space/show?uid=116113)
虽然没A，但是这确实好，长芝士了，蟹蟹！！
by 灵光一闪 @ 2019-01-28 11:20:20
OJ那个点过了
by 灵光一闪 @ 2019-01-28 11:20:50
@[小梁](/space/show?uid=64175) @[犇犇犇犇](/space/show?uid=35998)
也蟹蟹你们帮我测试，感激不尽！
by 灵光一闪 @ 2019-01-28 11:21:37