Selecting two values of an array randomly and reversing the values between

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Hi everyone. How can I randomly select two values in an array, and then reverse all the values between them? (Including the values selected)

Answers (1)

Mathieu NOE
Mathieu NOE on 19 Jan 2023
hello
try this
the output has values between 2nd and 5th data flipped
n = 10;
A = (1:n) % array
A = 1×10
1 2 3 4 5 6 7 8 9 10
ind1 = 2; % first index
ind2 = 5; % second index
B = A;
B(ind1:ind2) = B(ind2:-1:ind1)
B = 1×10
1 5 4 3 2 6 7 8 9 10

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