using System; using System.IO; using System.Linq; using System.Collections.Generic; using System.Text; public class Program { public void Proc() { string[] inpt = Reader.ReadLine().Split(' '); int localH = int.Parse(inpt[0]); int localM = int.Parse(inpt[1]); decimal jisa = decimal.Parse(inpt[2].Substring(3)); jisa -= 9; localM += (int)(jisa * 10) % 10 * 6; while(localM>=60) { localM -= 60; localH++; } localH += (int)jisa; while(localH<0) { localH += 24; } string ans = localH.ToString("00") + ":" + localM.ToString("00"); Console.WriteLine(ans); } public class Reader { private static StringReader sr; public static bool IsDebug = false; public static string ReadLine() { if (IsDebug) { if (sr == null) { sr = new StringReader(InputText.Trim()); } return sr.ReadLine(); } else { return Console.ReadLine(); } } private static string InputText = @" 09 00 UTC+11.5 "; } public static void Main(string[] args) { #if DEBUG Reader.IsDebug = true; #endif Program prg = new Program(); prg.Proc(); } }