JapaneseCalendarToAD

#include <stdio.h>
#include <stdlib.h>
int main(void) {
  char in[4];
  int year;
  scanf("%3s", in);
  switch (in[0]) {
  case 'm':
  case 'M':
    year = 1867;
    break;
  case 't':
    case 'T':
    year = 1911;
    break;
  case 's':
    case 'S':
    year = 1925;
    break;
  case 'h':
    case 'H':
    year = 1988;
    break;
  default:
    exit(1);
  }
  printf("%d\n", year + atoi(in + 1));
  return 0;
}