import java.util.Scanner;

public class Main {
	public static void main (String args[]) {
		Scanner scan = new Scanner(System.in);
		int a = scan.nextInt();
		int b = scan.nextInt();
		String stra = "";
		String strb = "";
		for(int i = 0; i < a; i++) {
			stra = stra + String.valueOf(b);
		}
		for(int i = 0; i < b; i++) {
			strb = strb + String.valueOf(a);
		}
		if(stra.compareTo(strb) <= 0) {
			System.out.println(stra);
		} else {
			System.out.println(strb);
		}
	}
}
/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