import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        int i, a, b;
        String N="", M="";
        a = scan.nextInt();
        b=scan.nextInt();
        for(i=0; i<b; i++){
            N = N+a;
        }
        for(i=0; i<a; i++){
            M = M+b;
        }
        if(N.compareTo(M)<=0) {
            System.out.println(N);
        }else{
            System.out.println(M);
        }
    }
}

/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