再帰関数
問題文 :You are very happy because you advanced to the next round of a very important programming contest. You want your best friend to know how happy you are. Therefore, you are going to send him a lot of smile emoticons. You are given an…
問題文 :You are very happy because you advanced to the next round of a very important programming contest. You want your best friend to know how happy you are. Therefore, you are going to send him a lot of smile emoticons. You are given an…