题解 | #把数组排成最小的数#
把数组排成最小的数
http://www.nowcoder.com/practice/8fecd3f8ba334add803bf2a06af1b993
一行代码搞定
import java.util.*;
import java.util.stream.*;
public class Solution {
public String PrintMinNumber(int [] numbers) {
return Arrays.stream(numbers).mapToObj(String::valueOf).sorted((o1, o2) ->(o1 + o2).compareTo(o2 + o1)).collect(Collectors.joining(""));
}
}