import java.io.*; import java.util.*; import java.text.*; import java.math.*; import java.util.regex.*; public class Solution { public static void main(String[] args) { Scanner in = new Scanner(System.in); int g = in.nextInt(); for(int a0 = 0; a0 < g; a0++){ int n = in.nextInt(); int numPrimes = 0; boolean [] primes = new boolean[100000]; Arrays.fill(primes,true); primes[0]=primes[1]=false; for (int i=2;i