import java.util.Scanner;

class Main {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        int a = s.nextInt();
        int b = s.nextInt();
        String as = Integer.toString(a);
        String bs = Integer.toString(b);
        StringBuilder str = new StringBuilder(b);
        for(int i =0;i<b;i++){
            str.append(as);
        }
        as = str.toString();   
        str = new StringBuilder("");
        for(int i=0;i<a;i++){
            str.append(bs);
        }
        bs = str.toString();
        System.out.println(as.compareTo(bs)<0?as:bs);
        s.close();
    }
}
/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