using 'fprintf' with char format

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JaeSung Choi
JaeSung Choi 2017-7-10
评论： Adham Ayman 2020-7-18
x = input('Enter the grade (1-100):');
if x >= 90
grade = 'A';
elseif x >= 80
grade = 'B';
elseif x >= 70
grade = 'C';
elseif x >= 60
grade = 'D';
else
grade = 'F';
end
printf('grade is %??',grade)
===================
This is my script, I want '??' here. pleae help me! I couldn't find this on 'help fprintf'

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KSSV
KSSV 2017-7-10
编辑：KSSV 2017-7-10
fprintf('grade is %s',grade)
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KSSV
KSSV 2017-7-10
I did typo error...fprintf it is.
Adham Ayman
Adham Ayman 2020-7-18
When I write this type of code and use the fprintf function with% s the numbers are printed on the screen instead of letters. Is there an answer, please?

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