sum_double

Get two int values from the user, output their sum. Unless the two values are the same, then output double their sum.

This exercise was taken from codingbat.com and has been adapted for the Python language. There are many great programming exercises there, but the majority are created for Java.

Test 1

Input:

1
2

Output:

3

Test 2

Input:

3
2

Output:

5

Test 3

Input:

2
2

Output:

8

Test 4

Input:

-1
0

Output:

-1

Test 5

Input:

3
3

Output:

12

Test 6

Input:

0
0

Output:

0

Test 7

Input:

0
1

Output:

1

Test 8

Input:

3
4

Output:

7