/**
 * \file easter.c
 *
 */

#include <stdio.h>
/**
 * \brief:
 *
 * \return 0
 */
int main (FILE in, FILE out)
{

  int year;
  int golden;
  int century;
  int epact;
  int x, z, d, n;


  scanf("%i",&year);

  golden = year % 19 +1;    /* step1 */

  century = year / 100 +1;    /* step2 */

  x = (3 * century / 4) -12;    /* step3 */
  z = ((8 * century + 5) / 25) - 5;

  d = (5*year / 4 ) - x - 10;  /* step4 */

  epact = (11 * golden + 20 + z - x) % 30;  /* step5 */
  if( (epact == 25 && golden > 11) || epact == 24){
    epact++;
  }

  n == 44 - epact;  /* step6 */
  if(n < 21) n+= 30;

  n = n + 7 - ((d + n) % 7);    /* step 7 */

  /* step8 */
  if( n > 31) {
    n = n -31;
    printf("In dem Jahr ist Oster am %i April /n", n);
  }
    else{
      printf("In dem Jahr ist Oster am %i März /n", n);
    };
}