02. Hogwarts Sorting

using System;
using System.Collections.Generic;
using System.IO;

class Program
{

    static void Main(string[] args)
    {
#if DEBUG
        Console.SetIn(new StreamReader("../../../input.txt"));
#endif
        string[] houses = { "Gryffindor", "Slytherin", "Ravenclaw", "Hufflepuff" };
        int[] studentCounts = { 0, 0, 0, 0 };

        int studentCount = int.Parse(Console.ReadLine());

        for (int count = 0; count < studentCount; count++)
        {
            string studentName = Console.ReadLine();
            int asciiSum = GetAsciiSum(studentName);
            int remainder = asciiSum % 4;

            string[] studentNames = studentName.Split();
            Console.WriteLine($"{houses[remainder]} {asciiSum}{studentNames[0][0]}{studentNames[1][0]}");

            studentCounts[remainder]++;
        }

        Console.WriteLine();
        for (int index = 0; index < 4; index++)
            Console.WriteLine($"{houses[index]}: {studentCounts[index]}");
    }

    private static int GetAsciiSum(string studentName)
    {
        int sum = 0;

        foreach (var character in studentName)
            if (character != ' ')
                sum += character;

        return sum;
    }
}