#for year in range(1896, 1904+1):
for  year in range(1600, 2400+1, 100):
    leap = ((year % 4 == 0) and (year % 100 != 0)) or (year % 400 == 0)

    if leap:
        print('Seireki '+str(year)+' nen wa uruudoshi desu.')
    else:
        print('Seireki '+str(year)+' nen wa uruudoshi de wa arimasen.')