import java.io.*;
import java.util.*;

class Main
{
    public static void main(String args[])throws Exception
    {
        BufferedReader bu=new BufferedReader(new InputStreamReader(System.in));
        StringBuilder sb=new StringBuilder();
        int t=Integer.parseInt(bu.readLine());
        while(t-->0)
        {
            long n=Long.parseLong(bu.readLine());
            long l=1,r=(int)1e9,mid,ans=l;
            while(l<=r)
            {
                mid=(l+r)>>1;
                if(mid*mid<=n)
                {
                    ans=mid;
                    l=mid+1;
                }
                else r=mid-1;
            }
            sb.append(ans+"\n");
        }
        System.out.print(sb);
    }
}