9553: ABC240 —— A - Edge Checker
[Creator : ]
Description
In the figure shown in the image below, are the points numbered $a$ and $b$ directly connected by a line segment?
Input
Input is given from Standard Input in the following format:
```
$a$ $b$
```
```
$a$ $b$
```
Output
If the points numbered $a$ and $b$ are directly connected by a line segment, print `Yes`; otherwise, print `No`.
The judge is case-sensitive: be sure to print uppercase and lowercase letters correctly.
The judge is case-sensitive: be sure to print uppercase and lowercase letters correctly.
Constraints
- $1 \leq a \lt b \leq 10$
- $a$ and $b$ are integers.
- $a$ and $b$ are integers.
Sample 1 Input
4 5
Sample 1 Output
Yes
In the figure shown in the Problem Statement, the points numbered 4 and 5 are directly connected by a line segment.
Thus, Yes should be printed.
Thus, Yes should be printed.
Sample 2 Input
3 5
Sample 2 Output
No
In the figure shown in the Problem Statement, the points numbered 3 and 5 are not directly connected by a line segment.
Thus, No should be printed.
Thus, No should be printed.
Sample 3 Input
1 10
Sample 3 Output
Yes