PROGRAMMING:Multiplication of inverses of two arrays
There are two one-dimensional arrays (each containing 5 integer elements) set as a and B. input data to these two arrays from the keyboard. Calculate the sum of the product of the positive position of array A and the reverse position of array B.
###Input format:
The input of each array occupies one line, and the input numbers are separated by spaces.
###Output format:
An empty line from the previous input.
###Input example:
```in
1 2 3 4 5
5 4 3 2 1
```
###Output example:
```out
sum=55
```
answer：If there is no answer, please comment
###Input format:
The input of each array occupies one line, and the input numbers are separated by spaces.
###Output format:
An empty line from the previous input.
###Input example:
```in
1 2 3 4 5
5 4 3 2 1
```
###Output example:
```out
sum=55
```
answer：If there is no answer, please comment