NPr python

import math 
def fact(n):  
    if (n <= 1): 
        return 1
    return n * fact(n - 1)  
  
def nPr(n, r):  
    return math.floor(fact(n)/fact(n - r))  
    
print(nPr(4,2))

Similar codes

14 votes294 views6 answers
Installing django on windows
Python
0 vote369 views1 answer
Condtion for equal time in selenium python
Python
73 votes305 views6 answers
Matplotlib
Python
0 vote350 views1 answer
Django form label in template
Python Django
0 vote380 views1 answer
Flask_uploads.exceptions.UploadNotAllowed
Python Flask
1 vote272 views1 answer
How to extract data from website using beautifulsoup
Python
1 vote328 views1 answer
Count missing values groupby
Python
3 votes308 views1 answer
How to connect templates in django
Python
1 vote308 views1 answer
For each value in column pandas
Python
17 votes330 views5 answers
Python pillow resize image
Python