Submission #109869

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Source Code Expand

using System;
class Program
{
        static void Main(string[] args)
        {
                int[] arrMin5 = new int[290];
                for (int i = 0; i < 290; i++)
                {
                        arrMin5[i] = 0;
                }

                // 整数の入力
                int N = int.Parse(Console.ReadLine());

                for (int i = 0; i < N; i++)
                {
                        // スペース区切りの整数の入力
                        string[] input = Console.ReadLine().Split('-');
                        string S = input[0];
                        string E = input[1];

                        int s_trans = (int) getPeriod(S, "1");
                        int e_trans = (int)getPeriod(E, "2");
                        //echo "{s} {e}         {s_trans} {e_trans}\n";
                        for (int j = s_trans; j <= e_trans; j++)
                        {
                                //Console.WriteLine("Mark : " + j);
                                arrMin5[j+1] = 1;
                        }
                }

                for (int i = 0; i < 289; i++)
                {
                        if (arrMin5[i] == 0 && arrMin5[i+1] == 1) {
                                Console.Write( toHM(i) + "-" );
                        }
                        if (arrMin5[i] == 1 && arrMin5[i+1] == 0) {
                                Console.WriteLine( toHM(i) );
                        }
                }
        }

        static double getPeriod(string v, string mode)
        {
                //Console.Write(v + " " + mode + " -> ");
                string h = v.Substring(0, 2);
                string m = v.Substring(2, 2);
                int e = int.Parse(h) * 60 + int.Parse(m);
                double ret = 0.0;
                switch (mode) {
                        case "1":
                                ret = Math.Floor(e / 5.0);
                                break;

                        case "2":
                                ret =  Math.Floor((e-1) / 5.0);
                                break;
                        default:
                                ret = 0.0;
                                break;
                }
                //Console.WriteLine(ret);
                return ret;
        }

        static string toHM(int v)
        {
                //Console.Write("toHM " + v + " -> ");
                int a = v * 5;
                //Console.Write(" * 5 =" + a + " -> ");
                int H = (int)Math.Floor(a / 60.0);
                //Console.WriteLine(" H  =" + H );
                int M = (a - H * 60);
                string ret = String.Format("{0:D2}{1:D2}", H, M);
                //Console.WriteLine("ret = " + ret);
                return ret;
        }
}

Submission Info

Judge Result