2018-10-05

测试插入代码块

public  <T extends Comparable> T min(T[] a)
    {
        if(a==null||a.length==0)
            return null;
        T smallest = a[0];
        for(int i=1; i<a.length; i++)
            if(smallest.compareTo(a[i])>0)
                smallest = a[i];
        return smallest;
    }