#include <stdio.h>
#include <conio.h>

int hm,hk,mm,mk,dm,dk,tdetik,tmenit,tjam;

void header ();
int hitung_detik_parkir ();
int hitung_menit_parkir ();
int hitung_jam_parkir ();
int tampilkan_lama_parkir ();

void header () {
	printf("===============================================\n");
	printf("               System Parkir                   \n");
	printf("===============================================\n");

}

int hitung_detik_parkir () {
	if (dk >= dm) tdetik = dk - dm;
	else
	if (dk < dm) {
	dk = dk + 60; mk = mk - 1;
	tdetik = dk - dm;
	}
	printf ("detik :%d\n",tdetik);
	return tdetik;
}

int hitung_menit_parkir () {
	tmenit=0;
	if (mk >= mm) tmenit = mk - mm;
	else
	if  (mk < mm) {
	mk = mk + 60; hk = hk - 1;
	tmenit = mk - mm;
	}
	printf("menit :%d\n",tmenit);
return tmenit;
}


int hitung_jam_parkir () {
	tjam = hk - hm;
	printf ("jam :%d\n",tjam);
	return tjam;
}

int tampilkan_lama_parkir () {
	printf("Lama Parkir :%d:%d:%d",tjam,tmenit,tdetik);
}

int main () {
	int hm,mm,sm,hk,mk,sk;
	header ();

	printf ("Masuk  :"); scanf ("%d:%d:%d",&hm,&mm,&sm);
	printf ("Keluar :"); scanf ("%d:%d:%d",&hk,&mk,&sk);

	printf ("m = %d:%d:%d\n",hm,mm,dm);
	printf ("k = %d:%d:%d\n",hk,mk,dk);

	hitung_detik_parkir ();
	hitung_menit_parkir ();
	hitung_jam_parkir ();
	tampilkan_lama_parkir ();

getch (); return 0;
}