Submission #18865

---

Source Code Expand

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

namespace Sandbox
{
    class Program
    {
        static void Main(string[] args)
        {
//            args = new string[1];
//            args[0] = "ABDCDCCCBBAFD";
            int numOfA = CountChar(args[0], 'A');
            int numOfB = CountChar(args[0], 'B');
            int numOfC = CountChar(args[0], 'C');
            int numOfD = CountChar(args[0], 'D');
            int numOfF = CountChar(args[0], 'F');

            double gpa = (numOfA * 4.0f + numOfB * 3.0f + numOfC * 2.0f + numOfD * 1.0f) / args[0].Length;
            Console.WriteLine(gpa.ToString());
            
        }

        public static int CountChar(string s, char c)
        {
            return s.Length - s.Replace(c.ToString(), "").Length;
        }
    }

}

Submission Info

Judge Result