/Python/Program to print duplicates from a list of integers in python

Program to print duplicates from a list of integers in python

Duplicate in list python

a = [1,2,3,2,1,5,6,5,5,5]

import collections
print([item for item, count in collections.Counter(a).items() if count > 1])

## [1, 2, 5]

Source: stackoverflow.com

Program to print duplicates from a list of integers in python

lst = [ 3, 6, 9, 12, 3, 30, 15, 9, 45, 36, 12, 12]
dupItems = []
uniqItems = {}
for x in lst:
   if x not in uniqItems:
      uniqItems[x] = 1
   else:
      if uniqItems[x] == 1:
         dupItems.append(x)
      uniqItems[x] += 1
print(dupItems)

Source: tutorialspoint.com

Similar codes

10 votes395 views6 answers
Remove unnamed columns pandas
Python
2 votes390 views1 answer
Django try catch exception
Python Django
27 votes335 views2 answers
Python date get day
Python
0 vote326 views2 answers
How to get value from txtbox in flask
Python
2 votes307 views1 answer
How to launch jupyter notebook from cmd
Python
8 votes344 views6 answers
Combine to lists python
Python
0 vote301 views1 answer
Como escribir letras griegas en python
Python
0 vote346 views1 answer
Relative text size put text cv2
Python
0 vote307 views1 answer
Python drop all variable that start with the same name
Python
-1 vote356 views1 answer
Python scatterplot figsize
Python