Score : $100$ points
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.
Input is given from Standard Input in the following format:
Print the answer, which should be
0 for rock,
1 for scissors, or
2 for paper.
Fennec threw rock, and Raccoon threw scissors. To have a draw, Serval must have thrown paper.
Fennec threw rock, and Raccoon threw rock. To have a draw, Serval must have thrown rock.