/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

1 vote378 views1 answer
Managin media django
Python Django
1 vote340 views1 answer
Button position python
Python
1 vote406 views1 answer
Django get part of queryset
Python
0 vote343 views1 answer
Assert var == 0
Python
0 vote388 views1 answer
How to make a password square multicolor square spiral python
Python
14 votes388 views3 answers
Python check if number is integer or float
Python
9 votes348 views3 answers
Pyramid pattern in python
Python
9 votes386 views3 answers
Find python path windows
Python
0 vote347 views1 answer
Escape sequence in python
Python
2 votes418 views2 answers
Flask 'export' is not recognized as an internal or external command, operable program or batch file.
Python