import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        new Main(args);
    }

    public Main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        sc.close();
        String stra = a(a, b);
        String strb = a(b, a);
        System.out.print(stra.compareTo(strb) > 0 ? strb:stra);
    }

    String a(int a, int b) {
        String str1 = String.valueOf(a);
        StringBuilder str2 = new StringBuilder();
        for (int i=0;i<b;i++) {
            str2.append(str1);
        }
        return str2.toString();
    }
}
/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