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 C# (Mono 4.6.2.0) (judge verdict: Accepted)

using System;

class Atcoder81
{
    public static void Main()
    {
        string s = Console.ReadLine();

        if (s.IndexOf("a") >= 0 && s.IndexOf("b") >= 0 && s.IndexOf("c") >= 0)
            Console.WriteLine("Yes");
        else
            Console.WriteLine("No");
    }
}