public time addMinutes(int m, time t) //** if minutes is ever over 61 minutes or over it could fail at this point that's impossible but still
{
time returnTime = new time(0, 0);
int minutes = t.getMinute() + m;
//Check if the minutes is at or above 60
if (minutes >= 60)
{
//Reduce it down to something below 60 with mod
minutes = minutes % 60;
//Check if adding an hour will take us over a day
if (!(t.getHour() + 1 >= 24))
{
//Because we already set it at zero we only need to hange something if not the special case
returnTime.setHour(t.getHour() + 1);
}
returnTime.setMinute(minutes);
return(returnTime);
}
else
{
returnTime.setHour(t.getHour());
returnTime.setMinute(minutes);
return(returnTime);
}
}
static void Main()
{
string line;
while ((line = Console.ReadLine()) != null && line != "")
{
if (line.Length < 11)
{
line = Console.ReadLine();
}
int pushes = 0;
time startTime = new time(-1, -1, -1, "MM");
time endTime = new time(-1, -1, -1, "MM");
startTime.setHour(line[0] - '0');
startTime.setM1(line[2] - '0');
startTime.setM2(line[3] - '0');
startTime.setAp(line[4].ToString() + "m");
endTime.setHour(line[7] - '0');
endTime.setM1(line[9] - '0');
endTime.setM2(line[10] - '0');
endTime.setAp(line[11].ToString() + "m");
int hDif = Math.Abs(startTime.getHour() - endTime.getHour());
pushes += Math.Min(hDif, 12 - hDif);
int m1Dif = Math.Abs(startTime.getM1() - endTime.getM1());
pushes += Math.Min(m1Dif, 6 - m1Dif);
int m2Dif = Math.Abs(startTime.getM2() - endTime.getM2());
pushes += Math.Min(m2Dif, 10 - m2Dif);
if (!string.Equals(startTime.getAp(), endTime.getAp()))
{
pushes += 1;
}
if (pushes == 1)
{
Console.Write("Going from " + startTime.display() + " to " + endTime.display() + " requires " + pushes + " push\n");
}
else
{
Console.Write("Going from " + startTime.display() + " to " + endTime.display() + " requires " + pushes + " pushes\n");
}
}
}