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public class Prime
{
public static void main(String[] args)
{
int total = 0;
for (int i = 2; i <= 100; i++)
{
int compareNum = (int) Math.sqrt(i);
boolean isPrime = true;
for (int j = 2; j <= compareNum; j++)
{
if (i % j == 0)
{
isPrime = false;
break;
}
}
if (isPrime)
{
System.out.print(i + " ");
total ++;
}
}
System.out.println("\n"+total);
}
}