LeetCode 26. Remove Duplicates form Sorted Array [Easy]

发表于 更新于 分类于 ， 阅读次数： 40

题目来源：https://leetcode.com/problems/remove-duplicates-from-sorted-array/

题目难度：Easy

解答1[Java]：

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
class Solution {
    public int removeDuplicates(int[] nums) {
        if (nums.length == 0) return 0;

        int head = 0;
        int tail = 0;
        for (; tail < nums.length; tail++) {
            if (nums[head] != nums[tail]) {
                nums[++head] = nums[tail];
            }
        }

        return head + 1;
    }
}