九度論壇-1004

import java.util.Scanner;

public class Main {

	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
//		List<String> arrayList = new ArrayList<String>();
		Scanner scanner = new Scanner(System.in);

		while (scanner.hasNext()) {
			String str = scanner.nextLine();
//			if(str.equals("")){
//				break;
//			}
			String[] s1 = str.split(" ");
			String[] s2 = scanner.nextLine().split(" ");

			String[] array = new String[s1.length-1 + s2.length-1];
			int i = 1;
			int j = 1;
			int k = 0;
			
			while (i < s1.length && j < s2.length) {
				if (Integer.parseInt(s1[i]) > Integer.parseInt(s2[j])) {
					array[k++] = s2[j++];
				} else {
					array[k++] = s1[i++];
				}
			}
			while(i < s1.length ){
				array[k++] = s1[i++];
			}
			while(j < s2.length) {
				array[k++] = s2[j++];
			}

			System.out.println(array[(array.length - 1 )/ 2  ]);
		}
		
	}

}