% This function implements a simple guessing game where the computer
% picks a number and the user must guess it.

function guess1

% Pick a random integer between 1 and 100.
num = randi(100);

% Give the user a big hint.
fprintf('Hint: you should guess %d\n', num);

% Loop forever
while 1
    
    % Get the input as a string of characters.
    userstr = input('Guess a number between 1 and 100: ', 's');
    
    % Convert it to a number.
    userguess = str2double(userstr);
    
    if isnan(userguess)
        
        % Check for bad strings.
        disp('Not a number');
        
    elseif userguess == num
        
        % Number was correct, so exit the loop using "break"
        disp('Correct!');
        break
        
    else
        
        % Number was incorrect, so inform the user and keep going.
        disp('Incorrect');
        
    end     
    
end