元号
import java.util.Scanner; import java.util.Locale; import java.time.LocalDate; import java.time.format.DateTimeFormatter; import java.time.chrono.JapaneseDate; import java.time.chrono.JapaneseChronology; public class Main { public static v…
import java.util.Scanner; import java.util.Locale; import java.time.LocalDate; import java.time.format.DateTimeFormatter; import java.time.chrono.JapaneseDate; import java.time.chrono.JapaneseChronology; public class Main { public static v…