백준 5622번

using System;     namespace Syntax {     class Program     {         static void Main(string[] args)         {             string input = Console.ReadLine();             int result = 0;                         for ( int i = 0; i<input.Length ; i++)             {                               char count = input[i];                                    switch (count)                 {                     case 'A':                     case 'B':                     case 'C':                         result += 3;                         break;                     case 'D':                     case 'E':                     case 'F':                         result += 4;                           break;                     case 'G':                     case 'H':                     case 'I':                         result += 5;                           break;                     case 'J':                     case 'K':                     case 'L':                         result += 6;                         break;                     case 'M':                     case 'N':                     case 'O':                         result += 7;                         break;                     case 'P':                     case 'Q':                     case 'R':                     case 'S':                         result += 8;                         break;                     case 'T':                     case 'U':                     case 'V':                         result += 9;                         break;                     case 'W':                     case 'X':                     case 'Y':                     case 'Z':                         result += 10;                         break;                                      }             }             Console.WriteLine(result);                 }     } }