import java.io.*;
class Nestedprime
{
public static void main(String args[])throws IOException
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
int i,m,n,d,c,j;
System.out.println("Enter the number to check the prime numbers upto the range u wish");
n=Integer.parseInt(br.readLine());
for(i=1;i<=n;i++)
{
c=0;
for(j=1;j<=i;j++)
{
if(i%j==0)
{
c++;
}
}
if(c==2)
{
System.out.println(i);
}
}
}
}
class Nestedprime
{
public static void main(String args[])throws IOException
{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
int i,m,n,d,c,j;
System.out.println("Enter the number to check the prime numbers upto the range u wish");
n=Integer.parseInt(br.readLine());
for(i=1;i<=n;i++)
{
c=0;
for(j=1;j<=i;j++)
{
if(i%j==0)
{
c++;
}
}
if(c==2)
{
System.out.println(i);
}
}
}
}
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