Submission #820934

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Source Code Expand

using System;

namespace AtCoder
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] rainTimes = new int[12 * 24];
            int n = int.Parse(Console.ReadLine());

            for (int i = 0; i < n; i++)
            {
                string[] input = Console.ReadLine().Split('-');
                int s = int.Parse(input[0]);
                int e = int.Parse(input[1]);

                int hour = s / 100;
                int min = s % 100;
                min = min - (min % 5);

                int startIndex = (hour * 12) + (min / 5);

                hour = e / 100;
                min = e % 100;
                int num = (min % 5) == 0 ? 0 : (5 - (min % 5));
                min = min + num;

                int endIndex = (hour * 12) + (min / 5);

                for (int j = startIndex; j < endIndex; j++)
                {
                    rainTimes[j]++;
                }
            }

            for (int i = 0; i < rainTimes.Length; i++)
            {
                if (rainTimes[i] > 0)
                {
                    int hour = i / 12;
                    int min = (i % 12) * 5;

                    Console.Write(string.Format("{0:00}{1:00}-", hour, min));
                    while (i < rainTimes.Length && rainTimes[i] > 0)
                    {
                        i++;
                    }

                    hour = i / 12;
                    min = (i % 12) * 5;
                    Console.WriteLine(string.Format("{0:00}{1:00}", hour, min));
                }
            }
        }
    }
}

Submission Info

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