#N26 Remove Duplicates from Sorted Array
problem link=>https://leetcode.com/problems/remove-duplicates-from-sorted-array/

class Solution {
    public int removeDuplicates(int[] nums) {
        int i = 0;
        for (int n : nums)
            if (i == 0 || n > nums[i-1])
            nums[i++] = n;
        return i;
    }
}