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: Accepted)

s = gets.chomp.split("")
array = Array.new(3) {0}
for i in 0..2 do
  if s[i] == "a"
    array[0] += 1
  elsif s[i] == "b"
    array[1] += 1
  elsif s[i] == "c"
    array[2] += 1
  end
end

if array == [1,1,1]
  puts "Yes"
else
  puts "No"
end