思路:
没有
public class Solution {
public int removeDuplicates(int[] nums) {
int length=1;
boolean exist=false;
int distance=0;
for(int i=1;i<nums.length;i++)
{
if(nums[i-1-distance]==nums[i])
{
if(exist)
{
distance++;
continue;
}
else
{
exist=true;
}
}
else
{
exist=false;
}
length++;
nums[i-distance]=nums[i];
}
return length;
}
}