#AT1926. B - typo

B - typo

B - typo

Score : $200$ points

Problem Statement

You are given two strings $S$ and $T$. Determine whether it is possible to make $S$ and $T$ equal by doing the following operation at most once:

  • choose two adjacent characters in $S$ and swap them.

Note that it is allowed to choose not to do the operation.

Constraints

  • Each of $S$ and $T$ is a string of length between $2$ and $100$ (inclusive) consisting of lowercase English letters.
  • $S$ and $T$ have the same length.

Input

Input is given from Standard Input in the following format:

SS

TT

Output

If it is possible to make $S$ and $T$ equal by doing the operation in Problem Statement at most once, print Yes; otherwise, print No.


abc
acb
Yes

You can swap the $2$-nd and $3$-rd characters of $S$ to make $S$ and $T$ equal.


aabb
bbaa
No

There is no way to do the operation to make $S$ and $T$ equal.


abcde
abcde
Yes

$S$ and $T$ are already equal.