介不就是完全平方数咩
by Katz @ 2022-09-08 21:53:03
@[kelvin_0425](/user/570194) ~~怎么哪都能看到你~~
by Curry_Skyfxxker @ 2022-09-08 21:55:35
@[Curry_Skyfxxker](/user/750706)
```
#include<bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin>>n;
for(int i=1;i*i<=n;i++)
cout<<i*i<<" ";
cout<<endl;
}
```
AC代码
by Katz @ 2022-09-08 21:56:20
@[Curry_Skyfxxker](/user/750706) 我天天颓废（
by Katz @ 2022-09-08 21:56:48
@[kelvin_0425](/user/570194) emmmmm
by Curry_Skyfxxker @ 2022-09-08 21:57:10
```cpp#include<bits/stdc++.h>
using namespace std;
int main(){
int n;
cin>>n;
for(int i=1;i*i<=n;i++) cout<<i*i<<" ";
return 0;
by Ehtan @ 2022-10-06 20:44:12
其实就这样！！
```c
#include<bits/stdc++.h>
using namespace std;
int main(){
int n,m;cin>>n>>m;
int a[n];
for(int i=1;i<=n;i++)a[i]=0;
cout<<"1";
for(int i=2;i<=n;i++)
for(int j=2;j<=m&&j<=i;j++)
if(i%j==0)a[i]=!a[i];
for(int i=2;i<=n;i++)
if(a[i]==0)cout<<" "<<i;//是“ ”不是“，”
}
```
by ability_well @ 2023-01-25 09:30:27