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 PHP (5.6.30) (judge verdict: Accepted)

<?php
  fscanf(STDIN,'%s',$S);
  $array=str_split($S);
  $counta=0;
  $countb=0;
  $countc=0;
  for($i=0;$i<=2;$i++){
    if($array[$i]=='a'){
      $counta++;
    }
    if($array[$i]=='b'){
      $countb++;
    }
    if($array[$i]=='c'){
      $countc++;
    }
  }
  if($counta==1&&$countb==1&&$countc==1){
     echo 'Yes';
  }else{
    echo 'No';
  }
?>