import java.util.*;
import java.io.*;
import java.math.*;
// import java.util.stream.Stream;

class Main{
    static BufferedReader buff = new BufferedReader(new InputStreamReader(System.in));
    static StringTokenizer st;
    static PrintWriter output = new PrintWriter(System.out);
    static Scanner sc = new Scanner(System.in);
    public static void main(String[] args) throws IOException{
        int t = sc.nextInt();
        while(t-->0) {
            long n = sc.nextLong();
            long left = 1;
            long right = (long)1e9+1;
            while(right -left > 1) {
                long mid = (left + right) / 2;
                if((mid*mid) <= n) left = mid;
                else right = mid;
            }
            output.println(left);
        }
        output.flush();
    }
}