9178: ABC204 —— A - Rock-paper-scissors
[Creator : ]
Description
Serval, Fennec, and Raccoon played rock-paper-scissors and had a draw.
You are given characters $x$ and $y$ representing the hand thrown by Fennec and Raccoon, respectively. Here, `0` stands for rock, `1` stands for scissors, and `2` stands for paper.
Print the character corresponding to the hand thrown by Serval, which can be uniquely determined.
You are given characters $x$ and $y$ representing the hand thrown by Fennec and Raccoon, respectively. Here, `0` stands for rock, `1` stands for scissors, and `2` stands for paper.
Print the character corresponding to the hand thrown by Serval, which can be uniquely determined.
Input
Input is given from Standard Input in the following format:
```
$x$ $y$
```
```
$x$ $y$
```
Output
Print the answer, which should be `0` for rock, `1` for scissors, or `2` for paper.
Constraints
- Each of $x$ and $y$ is `0`, `1`, or `2`.
Sample 1 Input
0 1
Sample 1 Output
2
Fennec threw rock, and Raccoon threw scissors. To have a draw, Serval must have thrown paper.
Sample 2 Input
0 0
Sample 2 Output
0
Fennec threw rock, and Raccoon threw rock. To have a draw, Serval must have thrown rock.