Python-сообщество

k = 1
magic = 1
s = 0
a = list( map(int, input().split(" ")) )
b = [0] * (max(a) + 1)
b[a[-1]] += 1
for i in range(len(a)-2,-1,-1):
        for j in range(a[i]+1, len(b)):
            if b[j] > 0:
               s = s + (magic * b[j]) / (b[a[i]] + 1)
        b[a[i]] += 1
        k += 1
        magic = magic * k / b[a[i]]
print ("%d" % (s)) 

import sys
k = 1
magic = 1
s = 0
a = list( map(int,raw_input().split(" ")) )
b = [0] * (max(a) + 1)
b[a[-1]] += 1
for i in range(len(a)-2,-1,-1):
    for j in range(a[i]+1, len(b)):
        if b[j] > 0:
            s = s + (magic * b[j]) / (b[a[i]] + 1)
    b[a[i]] += 1
    k += 1
    magic = magic * k / b[a[i]]
print ("%d" % (s))

>>> 
Traceback (most recent call last):
  File "C:\Users\admin\Documents\Downloads\000130.py", line 5, in <module>
    a = list( map(int,raw_input().split(" ")) )
NameError: name 'raw_input' is not defined
>>>