Jun 11, 20201 min read

Python program to print every index of duplicate element in list

In this program we will print the index of all the duplicate element present in the list.

list1 = ["amul",1,1,1,4,5,6]
list2 = [i for i in range(len(list1)) if list1[i] == 1]
print(list2)

Output:
[1, 2, 3]

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