import java.util.Scanner;
public class Main {
	public static void main(String[]args) {
		Scanner s = new Scanner(System.in);
		int a1 = s.nextInt();
		int b1 = s.nextInt();
		String a = Integer.toString(a1);
		String b = Integer.toString(b1);
		
			for(int i = 0; i<b1-1;i++) {
				a += a.charAt(0);
			}
			
			for(int i = 0; i<a1-1;i++) {
				b += b.charAt(0);
			}
		
		if(a.compareTo(b)<=0) {
			System.out.println(a);
		}else System.out.println(b);
		
		
		
		
	}
}

/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz