10 lines
202 B
Matlab
10 lines
202 B
Matlab
c = input ('请输入字母','s');
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if c >= 'A' && c <= 'Z'
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disp(lower(c));
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elseif c >= 'a' && c <= 'z'
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disp(upper(c));
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elseif c >='0' && c <='9'
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disp(str2double(c)^2);
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else
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disp(c);
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end |