def appendix(num):
    if num[-2:] in ['11', '12', '13'] or num[-1] not in ['1', '2', '3']: return num + 'th'
    else: return {'1':num+'st', '2':num+'nd', '3':num+'rd'}[num[-1]]

numlist = [appendix(str(i)) for i in xrange(1000)]
for number in numlist: print number