#include<stdio.h>
#include<stdlib.h>
#include<time.h>

char *minutn[] = { "", "aans ", "zwa ", "drei ", "vier ", "fümf ", "sechs ",
   "siem ", "ocht ", "nein ", "zehn " };
char *vurnoch[]= { "vur ", "noch ", "", "punkt " };
char *viadln[]= { "", "viadl ", "hoiwa ", "dreiviadl " };
char *stundn[]= { "zwöfe","aans","zwa","drei","viere","fümfe",
   "sechse","siewane","ochte","neine","zehne","öfe" };
char *togeszeid[]= { " auf d´nocht", " in da frua", " am vuamittog", 
   " z´mittog", " am nochmittog", " am obnd" };


int main(int argc, char *argv[])
{
   time_t bintime;
   struct tm ltime; 
   int hour, mins; 
   int nminutn,nvurnoch,nviadln,nstundn, ntogeszeid;

   if (argc < 2) {
      time(&bintime);
      memcpy(&ltime,localtime(&bintime),sizeof(struct tm));
      hour=ltime.tm_hour; mins=ltime.tm_min;
   } else { int fc; char dammi;
      fc=sscanf(argv[1],"%2u:%2u%1c",&hour,&mins,&dammi);
      if (hour<0 || hour>23 || mins<0 || mins>59 || argc!=2 || fc!=2) {
         fprintf(stderr,"Jusitsch: %s <Stund>:<Minutn>\n",argv[0]);
         return 1;
      }
   }

   if (mins == 0) {
      nminutn=0; nvurnoch=3; nviadln=0; nstundn= hour%12;
   } else 
   if (mins <= 10) { 
       nminutn=mins; nvurnoch=1; nviadln=0; nstundn= hour%12; 
   } else
   if (mins < 15) { 
       nminutn=15-mins; nvurnoch=0; nviadln=1; nstundn= (hour+1)%12; 
   } else
   if (mins == 15) { 
       nminutn=0; nvurnoch=2; nviadln=1; nstundn= (hour+1)%12; 
   } else
   if (mins < 20) { 
       nminutn=mins-15; nvurnoch=1; nviadln=1; nstundn= (hour+1)%12; 
   } else
   if (mins < 30) { 
       nminutn=30-mins; nvurnoch=0; nviadln=2; nstundn= (hour+1)%12; 
   } else
   if (mins == 30) { 
       nminutn=0; nvurnoch=2; nviadln=2; nstundn= (hour+1)%12; 
   } else
   if (mins <= 40) { 
       nminutn=mins-30; nvurnoch=1; nviadln=2; nstundn= (hour+1)%12; 
   } else
   if (mins < 45) { 
       nminutn=45-mins; nvurnoch=0; nviadln=3; nstundn= (hour+1)%12; 
   } else
   if (mins == 45) { 
       nminutn=0; nvurnoch=2; nviadln=3; nstundn= (hour+1)%12; 
   } else
   if (mins < 50) { 
       nminutn=mins-45; nvurnoch=1; nviadln=3; nstundn= (hour+1)%12; 
   } else { 
       nminutn=60-mins; nvurnoch=0; nviadln=0; nstundn= (hour+1)%12; 
   }

   if (hour < 4) {
       ntogeszeid=0;
   } else
   if (hour < 10) {
       ntogeszeid=1;
   } else
   if (hour < 12) {
       ntogeszeid=2;
   } else
   if (hour < 14) {
       ntogeszeid=3;
   } else
   if (hour < 19) {
       ntogeszeid=4;
   } else
   if (hour < 23) {
       ntogeszeid=5;
   } else {
       ntogeszeid=0;
   }
   
   printf("Es is %s%s%s%s%s\n",minutn[nminutn],vurnoch[nvurnoch],
      viadln[nviadln], stundn[nstundn], togeszeid[ntogeszeid]);

   return 0;
}