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Update random_set.py

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marina 2023-07-31 10:54:14 -07:00 committed by GitHub
parent a853cb34c5
commit c2799fec3a
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1 changed files with 2 additions and 2 deletions
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sets/random_set.py
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@ -19,8 +19,8 @@ class RandomizedSet:
def remove(self, val: int) -> bool: def remove(self, val: int) -> bool:
if val in self.dict: if val in self.dict:
index = self.dict[val] last_element, idx = self.set[-1], self.dict[val]
self.set[index] = self.set[-1] self.set[idx], self.dict[last_element] = last_element, idx
self.set.pop() self.set.pop()
del self.dict[val] del self.dict[val]
return True return True