giúp vs ạ

nhanh càng tốt

C++

`color(#5C73B9ff)(H)color(#6B68C0ff)(o)color(#795DC6ff)(r)color(#8852CDff)(i)color(#9646D4ff)(z)color(#A53BDAff)(o)color(#B330E1ff)(n)`

#include <bits/stdc++.h>
using namespace std;

bool snt(int n) {
    if (n < 2) return false;
    if (n == 2) return true;
    for (int i = 2; i <= sqrt(n); i++)
        if (n % i == 0) return false;
    return true;
}

int main() {
    int n; cin >> n;
    for (int i = 2; i <= n; i++)
        if (snt(i)) cout << i << " ";
}

#include <bits/stdc++.h>
using namespace std;
int n;
bool snt(long long x)
{
    if(x<2)return false;
    if(x<4)return true;
    if(x%2==0||x%3==0)return false;
    for(int i=5; i*i<=x; i=i+6)
    {
        if(x%i==0||x%(i+2)==0)
        {
            return false ;
        }
    }
    return true;
}
int main() {
    cin>>n;
    for (int i=1;i<=n;i++) {
        if(snt(i))
        cout<< i <<" ";
    }
    return 0;
}