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 PyPy3 (2.4.0) (judge verdict: Accepted)

S = list(map(str, input()))
ctr = [0 for _ in range(3)]

for s in S:
  if s == "a":
    ctr[0] = 1
  elif s == "b":
    ctr[1] = 1
  else:
    ctr[2] = 1
    
if sum(ctr) == 3:
  print("Yes")
else:
  print("No")