import java.util.*;public class Main{ public static void main(String args[]){ Scanner s=new Scanner(System.in); int t=s.nextInt(); while(t-->0){ int n=s.nextInt();//人数int sum1=0;//能被 5 整除的数字中所有偶数的和;int sum2=0,temp=0,p=-1,count2=0;int count3=0;double c...