Update solution 083 [Python3]

Author: chakyam

solution/083.Remove Duplicates from Sorted List/Solution.py

@@ -0,0 +1,29 @@
+# Definition for singly-linked list.
+# class ListNode:
+#     def __init__(self, x):
+#         self.val = x
+#         self.next = None
+
+class Solution:
+    def deleteDuplicates(self, head):
+        """
+        :type head: ListNode
+        :rtype: ListNode
+        """
+        if head == None:
+            return None
+        dict0=dict()
+        i=head
+        c=0
+        while i:
+            if i.val not in dict0.values():
+                dict0[c]=i.val
+                c+=1
+            i=i.next
+        new_listnode=ListNode(0)
+        j=new_listnode
+        for v in dict0.values():
+            new_listnode.next=ListNode(v)
+            new_listnode=new_listnode.next
+        return j.next
+