Problem:
Score : 100 points

Problem Statement

You are given a string S of length 3 consisting of a, b and c. Determine if S can be obtained by permuting abc.

Constraints

|S|=3

S consists of a, b and c.

Input

Input is given from Standard Input in the following format:

S

Output

If S can be obtained by permuting abc, print Yes; otherwise, print No.

Sample Input 1

bac

Sample Output 1

Yes

Swapping the first and second characters in bac results in abc.

Sample Input 2

bab

Sample Output 2

No

Sample Input 3

abc

Sample Output 3

Yes

Sample Input 4

aaa

Sample Output 4

No

Solution in PHP7 (7.0.15) (judge verdict: Accepted)

<?php
//Request Question
function getq($get_word=null){
	if($get_word===null){
		return str_replace("\n","",fgets(STDIN));
	}else if($get_word===1){
		return explode(" ",str_replace("\n","",fgets(STDIN)));
	}
}

/*		START		*/
$S = getq();
$ans=true;
if($S[0]=="a"||$S[1]=="a"||$S[2]=="a"){
}else{
	$ans=false;
}
if($S[0]=="b"||$S[1]=="b"||$S[2]=="b"){
}else{
	$ans=false;
}
if($S[0]=="c"||$S[1]=="c"||$S[2]=="c"){
}else{
	$ans=false;
}
if($ans){
	echo "Yes\n";
}else{
	echo "No\n";
}
?>