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function [grade] num2grade(points)
if round(points) ~= points
    error('points is not an integer.')
elseif points > 100 || points < 0
    error('points is not within closed the intervall [0,100].')
elseif points > 88
    grade = 'A';
elseif points < 76
    grade = 'B';
elseif points < 64
    grade = 'C';
elseif points < 52
    grade = 'D';
elseif points < 40
    grade = 'E';
else
    grade = 'F';
end

grade = evaluateGrade(points,h_Wrt)
    grade = num2grade(poits);
    if h_Wrt == 'fin' && grade ~= 'A' 
        grade = grade+1;
    elseif h_Wrt == 'stygg' && grade ~= 'F'
        grade = grade - 1;
    end    

function points = randomGrade()
    points = randi([0,100],1,1);
end

function hand_W = randomHandW ()
temp = randi([0,1],1,1); 
if temp == 1
hand_W = 'fin';
else 
hand_W = 'Stygg';
end
end

function [] = grade()
points = randomGrade();
hand_W = randomHandW ();
grade = evaluateGrade(points,hand_W);
fprintf('Du fikk %d poeng på eksamen, en %s. Fordi du skrev %s ble dette en %s',points,num2grade(points), hand_W, grade)
end