#include<iostream>
#include<cstdio>
#include<conio.h>

using namespace std;

int main() {
int nav_d_hh, nav_d_mm, trival, kilkist;
printf("Zadayite pochatok navchalnogo dnya(godini): ");
scanf_s("%d", &nav_d_hh);
printf("Zadayite pochatok navchalnogo dnya(minuti): ");
scanf_s("%i", &nav_d_mm);
printf("Zadayite trivalist odnogo uroka(v minutah): ");
scanf_s("%i", &trival);
printf("Zadayte kilkist uriokiv v etot den: ");
scanf_s("%i", &kilkist);

printf("%d", nav_d_hh);
	printf(".");
printf("%d ", nav_d_mm);
printf("- ");
	printf("eto 1 urok");
printf("\n");

	int i = 1;
	do
	{
nav_d_mm += trival;
if (nav_d_mm>= 60) { nav_d_hh += 1; nav_d_mm -= 60; }
printf("%d", nav_d_hh);
printf(".");
printf("%d ", nav_d_mm);
printf("- ");
printf("eto ");
printf("%d", i+1);
printf("urok\n");
			++i;
	}
	while (i < kilkist);
getch();
}