a=input('enter number'); b=input('enter number'); c=input('enter operator'); switch c case'+' disp(a+b); case'-' disp(a-b); end

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waqas khosa
waqas khosa 2015-4-30
回答： Kelvin Viroja 2016-8-22
a=input('enter number');
b=input('enter number');
c=input('enter operator');
switch c
case'+'
disp(a+b);
case'-'
disp(a-b);
end
guyzz in this program i dnt knw about operator and second there is an error of operator.. make this progarm true and also from this switch statement..nor other.thak u.

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回答（2 个）

James Tursa
James Tursa 2015-4-30
Input variable c as a string. E.g.,
c = input('enter operator','s')
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waqas khosa
waqas khosa 2015-4-30
no will tried it tomorrow in uni here setup is not running ...due to lisence key or something else.. i dont have more concern about it because i m engineering student.. not CS or related to this,,,

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Kelvin Viroja
Kelvin Viroja 2016-8-22
U can easily do it by using if loop
a=input('enter number'); b=input('enter number'); c=input('enter operator','s'); d='+'; e='-';
if strcmp(c,d) G=a+b; else if strcmp (c,e) G=a-b; else end
disp(G);

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