import java.util.Scanner;
import java.util.Arrays;

public class Main{
public static void main(String[] args){
Scanner scan=new Scanner(System.in);
int a=scan.nextInt();
int b=scan.nextInt();
  int sum=0;
  int i=0;
  if(a<b){
    for(i=0;i<b;i++){
      sum=sum+a*(int)Math.pow(10,i);
    }
  }else{
    for(i=0;i<a;i++){
      sum=sum+b*(int)Math.pow(10,i);
    }
  }
  
System.out.println(sum);
}
}
/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