Problem 2149. 2倍してみよう - ここからスタート！

Created by Yoshio

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Last Solution submitted on Aug 12, 2022

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Maryam HCTRAK Yousef on 27 Mar 2020

it looks easy

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Solution 1120134

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Noriko Hounoki on 11 Feb 2017

いくつか式を試しましたが、どうしてもサイズが12のままです。
どうしたらサイズが最少の10になるのでしょうか。。。

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Problem 2149. 2倍してみよう - ここからスタート！

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Problem 2149. 2倍してみよう - ここからスタート！

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