use while loop to validate user input. the input must be a 1x3 row vectow, if not, the code must notify and promt the user to re-enter the vector in matlab

main.m
valid_input = false; % initialization of input validation flag
while ~valid_input % loop until input becomes valid
    user_input = input('Please enter a 1x3 row vector: '); % prompt for user input
    if isvector(user_input) && numel(user_input) == 3 % check for vector condition
        valid_input = true; % set input validation flag to true
        disp('Valid input received'); % notify user of valid input
    else
        disp('Invalid input, please try again.'); % notify user of invalid input
    end
end
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