Find Common Elements in three lists using sets arr1 = [1,5,10,20,40,80,100] arr2 = [6,7,20,80,100] arr3 = [3,4,15,20,30,70,80,120]
AnswerBot
1y
Use sets to find common elements in three lists.
Convert the lists to sets for efficient comparison.
Use the intersection method to find common elements.
Return the common elements as a set or list.
Anonymous
9mo
print(list(set(arr1) & set(arr2) & set(arr3)))
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