//SWEA 1204 ÃÖºó°ª ±¸Çϱâ

import java.io.BufferedReader;

import java.io.FileReader;

import java.util.StringTokenizer;

public class java_1204 {

public static void main(String[] args) throws Exception{

BufferedReader br = new BufferedReader(new FileReader("test.txt"));

//BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

StringBuilder sb = new StringBuilder();

int T = Integer.parseInt(br.readLine());

for(int t = 1; t <= T; t++){

br.readLine();

sb.append("#").append(t);

int[] score = new int[101];

String s = br.readLine();

StringTokenizer st = new StringTokenizer(s, " ");

for(int i = 0; i < 1000; i++)

score[Integer.parseInt(st.nextToken())]++;

int max = score[0];

int max_i = 0;

for(int i = 1; i <= 100; i++){

if((max < score[i]) || (max == score[i] && max_i < i)){

max = score[i];

max_i = i;

}

}

sb.append(" ").append(max_i).append("\n");

}

System.out.print(sb);

}

}