/Python/How to find duplicate numbers in list in python

How to find duplicate numbers in list in python

Count the duplicates in a list in python

some_list=['a','b','c','b','d','m','n','n']

 my_list=sorted(some_list)
 
duplicates=[]
for i in my_list:
     if my_list.count(i)>1:
         if i not in duplicates:
             duplicates.append(i)
 
print(duplicates)

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=' ')

Source: educative.io

Similar codes

5 votes218 views2 answers
Stitch two dictionary python
Python
6 votes194 views2 answers
Count similar values in list python
Python
39 votes215 views5 answers
Csv to python
Python
40 votes207 views5 answers
Round decimal to 2 places python
Python
31 votes195 views5 answers
Image in tkinter
Python
1 vote205 views1 answer
How to get the size of an object in python
Python
2 votes197 views1 answer
Django EMAIL_BACKEND console
Python
0 vote249 views1 answer
Internet spam
Python
6 votes196 views3 answers
If you have the following data structure, which of the following evaluates to 8? array = [[5,4,2],[4,4,1],[8,9,0],3];
Python
0 vote231 views1 answer
Python remove dtype from array
Python