*[[Problem 1822 - check mark>http://herbert.tealang.info/problem.php?id=1822]] [#t0457601] [[prev>Problem 1821]] | [[next>Problem 1823]] #get_img(1822) #br |Author|Limit|h |snuke|30| #br **関連 [#p5645dcb] #br **コメント [#w5fa4247] #pcomment(reply)