import java.math.*;
import java.util.*;

	public class Main {

		public static void main(String[] args) {

			Scanner sc = new Scanner(System.in);
			int a = sc.nextInt();
			int b = sc.nextInt();
			String ab ="" ;
			String ba ="" ;
			
			for(int i=0;i<b;i++) {
				ab +=a;
			}
			
			for(int i=0;i<a;i++) {
				ba +=b;
			}
			
			if(ab.compareTo(ba)>=0) {
				System.out.println(ba);
			}
			else {
				System.out.println(ab);
			}
			
		}

	}
/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