Time: 37 ms (68.92%), Space: 16.4 MB (9.76%) - LeetHub

2026-06-13 14:57:08 +00:00 · 2023-05-21 22:17:24 -04:00
parent c82046d95e
commit cd75ebecc3
1 changed files with 22 additions and 0 deletions
@@ -0,0 +1,22 @@
+class Solution:
+    def removeElement(self, nums: List[int], val: int) -> int:
+        if len(nums) == 0 :
+            return 0
+        
+
+        backIndex = len(nums) - 1
+        i = 0
+        while i < backIndex:
+            if nums[i] == val :
+                while nums[backIndex] == val:
+                    backIndex -= 1
+                    if backIndex == i:
+                        return backIndex if nums[backIndex] == val else backIndex + 1
+                    
+                nums[i] = nums[backIndex]
+                nums[backIndex] = val
+                backIndex -= 1
+            i += 1
+            
+        
+        return backIndex if nums[backIndex] == val else backIndex + 1