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Create python solution: for find duplicates in array problem #59

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Create python solution: for find duplicates in array problem #59

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15 changes: 15 additions & 0 deletions Find_duplicates_in_an_array/code.py
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Original file line number Diff line number Diff line change
@@ -0,0 +1,15 @@
class Solution(object):
def duplicates_In_Array(self, nums):

history = {}
duplicate_set = set()

for number in nums:
if number in history:
duplicate_set.add(number)
else:
history[number] = 1

duplicate_array = sorted(duplicate_set)

return duplicate_array if duplicate_array else -1