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;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ABC073A
{
    class Program
    {
        static void Main(string[] args)
        {
            string S;
            S = Console.ReadLine();
           if (S[0] == 'a' && S[1] == 'b' &&S[2] =='c')
                Console.WriteLine("Yes");

			else if(S[0] == 'b' && S[1] == 'a' && S[2] == 'c')
				Console.WriteLine("Yes");

			else if(S[0] == 'c' && S[1] == 'b' && S[2] == 'a')
				Console.WriteLine("Yes");

			 else if (S[0] == 'a' && S[1] == 'c' && S[2] == 'b')
				Console.WriteLine("Yes");

			else if (S[0] == 'b' && S[1] == 'c' && S[2] == 'a')
				Console.WriteLine("Yes");

			else if (S[0] == 'c' && S[1] == 'a' && S[2] == 'b')
				Console.WriteLine("Yes");
			else
                Console.WriteLine("No");
            Console.ReadKey();
        }
    }
}