Create Remove Duplicates from Sorted Array

Author: HarryWangATX

Remove Duplicates from Sorted Array

@@ -0,0 +1,40 @@
+class Solution {
+    public int removeDuplicates(int[] nums) {
+
+        if(nums.length==0){
+            return 0;
+        }
+        else if(nums.length == 1){
+            return 1;
+        }
+        int i = numberOf(nums);
+        removeElements(nums);
+        
+
+        
+        return i;
+    }
+    
+    public int[] removeElements(int[] a){
+        int j = 1;
+        for(int i = 0; i<a.length-1; i++){
+            if(a[i] != a[i+1]){
+                a[j] = a[i+1];
+                j++;
+            }
+        }
+        
+        return a;
+    }
+    
+    public int numberOf(int[] a){
+        int count = 1;
+        for(int i = 0; i<a.length-1; i++){
+            if(a[i] != a[i+1]){
+                count++;
+            }
+        }
+        
+        return count;
+    }
+}