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 Ruby (2.3.3) (judge verdict: Runtime Error)

a,b,k = gets.split(" ").map!{|i| i.to_i}
if a+k-1 < b-k+1
  a.upto(a+k-1) do |j|
    puts j
  end
  (b-k+1).downto(b) do |l|
    puts l
  end
else a.upto(b) do |u|
    puts u
  end
end