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function mathgame = mathgame()
clc;
disp('Welcome to the math game!');
count = 1;
correct = 0;
incorrect = 0;
rand1 = 1 + 9 * rand(1);
rand2 = 1 + 9 * rand(1);
sprintf('%d: %d + %d =',count,rand1,rand2)
answer = input('guess the result of the sum of random numbers: ');
sum = rand1+rand2;
if answer == sum
disp('Correct!');
correct = correct +1;
else
disp('Incorrect!');
incorrect = incorrect+1;
end
sprintf('Correct: %d (%.2f %%), Incorrect %d (%.2f %%)',correct,(100.0*correct/count),incorrect,(100.0*incorrect/count))
again = input('Again? ','s');
while strcmp(again,'y')==1
count = count+1;
rand1 = 1 + 9 * rand(1);
rand2 = 1 + 9 * rand(1);
sprintf('%d: %d + %d =',count,rand1,rand2)
answer = input('guess the result of the sum of random numbers: ');
sum = rand1+rand2;
if answer == sum
disp('Correct!');
correct = correct +1;
else
disp('Incorrect!');
incorrect = incorrect+1;
end
again = input('Again? ','s');
sprintf('Correct: %d (%.2f %%), Incorrect %d (%.2f %%)',correct,(100.0*correct/count),incorrect,(100.0*incorrect/count))
end
end
