### My issue

### My code

```
# Update the code below to solve this problem
t = int(input())
for i in range(t):
N, A, B = map(int, input().split())
arr=list(map(int,input().split))
p1=0
p2=0
for j in range(0,N-1):
if arr[j]==A:
p1+=1
if arr[j]==B:
p2+=1
i=i+1
a=float(( p1/ n)* (p2/ n))
print(a)
```

Learning course: Solve Programming problems using Python

Problem Link: CodeChef: Practical coding for everyone