Problem 44419. 対称で、n*2n のサイズの行列を作成しましょう
サイズが n*2n の "mirror" 行列(対称行列)を作成しましょう。
例: n=2 の場合、以下のような出力を返します。
m = [ 1 2 2 1 1 2 2 1 ]
n = 3 の場合、以下のようになります。
m = [ 1 2 3 3 2 1 1 2 3 3 2 1 1 2 3 3 2 1 ]
- (英語版) Problem 943. "mirror" matrix https://www.mathworks.com/matlabcentral/cody/problems/943
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