help with magic matrix

2019 7 4
1 个回答
更新时间：2019 7 4
5 次查看（30 天）

0 个投票

hola,
magic matrix is a matrix that the sum of every row and every column and the main secondery diagonal is simmilar.
i need to write a function that gets a number n and return a squre magic matrix in this size if there is one and otherwise returns the number 0.

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回答（1 个）

Chirag Nighut
Chirag Nighut 2019-7-4
编辑：Chirag Nighut 2019-7-4

0 个投票

It is proved that there exist magic squares for any n >=3 (cf. L.Bieberbach).
function ret = getMagicMatrix()
prompt = 'Enter n ';
n = input(prompt)
if n<3
ret = 0;
return;
end
ret = magic(n);
end

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