Java 代码

class Solution 
{
    public List<Integer> getLeastNumbers_Solution(int [] input, int k) 
    {
        Arrays.sort(input, 0, input.length);

        List<Integer> result = new ArrayList<Integer>();

        for (int i = 0; i < k; i ++)
            result.add(input[i]);

        return result;
    }
}