Answers for "how do you find the duplicate number on a given integer array in python"

how to find duplicate numbers in list in python

l=[1,2,3,4,5,2,3,4,7,9,5]
l1=[]
for i in l:
    if i not in l1:
        l1.append(i)
    else:
        print(i,end=' ')

Posted by: Guest on June-06-2021

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]

Posted by: Guest on May-21-2020

Code answers related to "how do you find the duplicate number on a given integer array in python"