Canonicalized Input Description: 

A series of pairs of integers. Each pair is separated by a space, one pair of integers per line. The input is terminated by EOF.
Each integer in the pair is between -1000 and 1000.

### Example Input:

```
1 2
10 5
100 20
```

### Function Signature:
Write a function f(inputs) that takes in the input.
def f(inputs: List[Tuple[int, int]]): 
    ''' 
    inputs: a list of tuples, each containing two integers
    '''