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how would I randomly replace two elements in a row vector

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Samuel
Samuel 2024-2-13
编辑： Rena Berman 2024-3-15
rn, i have:
y = char(randperm(27));
for i = 1:iter
ynew = randperm(numel(y), 2);

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回答（1 个）

Walter Roberson
Walter Roberson 2024-2-13
编辑：Walter Roberson 2024-2-13
y = char(randperm(27) - 1 + 'A');
for i = 1:iter
idx = randperm(numel(y), 2);
ynew = y;
ynew(idx) = ynew([idx(2) idx(1)]);
end

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