求大神 赐教 加成 100

public int[] invertIntArrary(int[] aaa)
{
int[] invertArrary = new int[aaa.Length];
if (aaa.Length > 0)
{
for (int i = 0; i < aaa.Length; i++)
{
int j = i + 1;
invertArrary[aaa.Length - j] = aaa[i];
}
}
return invertArrary;
}