remove ele

Author: jackzhenguo

Array/Array.Lib/RemoveElementSln.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Array.Lib
+{
+    public class RemoveElementSln
+    {
+        public int RemoveElement(int[] nums, int val)
+        {
+            int i = 0; //指向不等于元素val
+            for (int j = 0; j < nums.Length; j++)
+            {
+                while (j < nums.Length && nums[j] == val)
+                    j++;
+                if (i < j && j < nums.Length)
+                    nums[i] = nums[j];
+                if (j < nums.Length)
+                    i++;
+            }
+            return i;
+        }
+    }
+}