kk

src/main/java/com/dota/arr/_26/Solution.java

@@ -0,0 +1,19 @@
+package com.dota.arr._26;
+
+/**
+ * 26. 删除有序数组中的重复项
+ */
+public class Solution {
+    public int removeDuplicates(int[] nums) {
+        int i = 0;
+        int j = 1;
+        while (j < nums.length) {
+            if (nums[j] != nums[i]) {
+                nums[++i] = nums[j];
+            }
+            j++;
+        }
+        return i + 1;
+    }
+}
+

src/main/java/com/dota/arr/_27/Solution.java

@@ -0,0 +1,17 @@
+package com.dota.arr._27;
+
+/**
+ * 27. 移除元素
+ */
+
+class Solution {
+    public int removeElement(int[] nums, int val) {
+        int i = 0;
+        for (int j = 0; j < nums.length; j++) {
+            if (nums[j]!=val) {
+                nums[i++] = nums[j];
+            }
+        }
+        return i+1;
+    }
+}