Editorial for Inverse Pair
Remember to use this editorial only when stuck, and not to copy-paste code from it. Please be respectful to the problem author and editorialist.
Submitting an official solution before solving the problem yourself is a bannable offence.
Submitting an official solution before solving the problem yourself is a bannable offence.
Author:
t = int(input())
for i in range(1,t+1):
l = [int(e) for e in input().split()]
ans = 0
for j in range(len(l)):
for k in range(j+1,len(l)):
if(l[j] > l[k]):
ans+=1
print(f'Case #{i}: {ans}')
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