View Code of Problem 7

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
import java.util.Scanner;


 
public class Main {
	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		int t = Integer.valueOf(scanner.nextLine());
		for(int i=0; i<t; i++) {
			scanner.nextLine();
			int n = Integer.valueOf(scanner.nextLine());
			List list = new ArrayList<String>();
			for(int j=0; j<n ; j++) {
				String[] s = scanner.nextLine().split("=");
				list.add(s[0]);
				list.add(s[1]);
			}
			int m = Integer.valueOf(scanner.nextLine());
			for(int j=0; j<m; j++) {
				String s =  scanner.nextLine();
				if(list.contains(s)) {
					int index = list.indexOf(s);
					if(index % 2 ==0) {
						System.out.println(list.get(index+1));
					}else {
						System.out.println(list.get(index-1));
					}
				}else {
					System.out.println("UNKNOW");
				}
			}
			System.out.println();
		}
		
	}
	
}