26. Remove Duplicates from Sorted Array

RemoveDuplicates.cs

public class Solution {
  public int RemoveDuplicates(int[] nums) {
    var i = 1;
    var j = 1;
    var k = 1;
    var last = nums[0];
    while(i < nums.Length){
      while(i < nums.Length && nums[i] <= last)
        i++;
      if(i == nums.Length)
        continue;
      
      last = nums[i];
      nums[j] = last;

      i++;
      j++;
      k++;
    }
    return k;
  }
}