using System;
using System.Linq;

namespace Names
{
	internal static class HistogramTask
	{

		public static HistogramData GetHistogramBirthsPerDay(NameData[] names, string nameOfHuman)
		{

            var minDay = int.MaxValue;
            foreach (var name in names)
            {
                if (name.Name == nameOfHuman)
                {
                    minDay = Math.Min(minDay, name.BirthDate.Day);
                }
            }

            var days = new string[31];
            for (int y = 0; y < days.Length; y++)
                days[y] = (y+minDay).ToString();

            var birthsCounts = new double[31];
            foreach (var name in names)
                if ((name.Name == nameOfHuman) && (name.BirthDate.Day != 1))
                {
                    birthsCounts[name.BirthDate.Day - minDay]++;
                }
            return new HistogramData(String.Format("Рождаемость людей с именем '{0}'", nameOfHuman), days, birthsCounts);
		}
	}
}