题目
思路
题解
package hwod;
import java.util.*;
import java.util.stream.Collectors;
public class TheMinNum {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int[] nums = Arrays.stream(sc.nextLine().split(",")).mapToInt(Integer::parseInt).toArray();
System.out.println(theMinNum(nums));
}
private static String theMinNum(int[] nums) {
List<Integer> list = Arrays.stream(nums).boxed()
.sorted().limit(3)
.sorted(Comparator.comparing(String::valueOf))
.collect(Collectors.toList());
StringBuilder sb = new StringBuilder();
for (Integer integer : list) {
sb.append(integer);
}
return sb.toString();
}
}
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