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[Sam] WEEK 1 Solutions #2350

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[Sam] WEEK 1 Solutions #2350

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10 changes: 10 additions & 0 deletions contains-duplicate/SamTheKorean.py
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Original file line number Diff line number Diff line change
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# TC : O(n) n being a length of nums array and it iterates the nums array once
# SC : O(n) n being a size of nums array
class Solution:
def containsDuplicate(self, nums: List[int]) -> bool:
seen = set()
for num in nums:
if num in seen:
return True
seen.add(num)
return False