题解 | #把数组排成最小的数#Java一行代码搞定

import java.util.Arrays;
import java.util.stream.Collectors;

public class Solution {
    public String PrintMinNumber(int[] numbers) {
        return Arrays.stream(numbers).boxed().map(String::valueOf).sorted((a, b) -> (a + b).compareTo(b + a)).collect(Collectors.joining(""));
    }
}