📄 example2-5.htm
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<title>例2-5</title>
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<body>
<blockquote>
<p><font size="2">#include <iostream.h><br>
void main ( )<br>
{<br>
int sco, grade;<br>
cout<<"please input a num\n";<br>
cin>>sco;<br>
grade=sco/10;<br>
switch (grade)<br>
{<br>
case 10:<br>
case 9: cout<<"优"; break;<br>
case 8: cout<<"良"; break;<br>
case 7: cout<<"中"; break;<br>
case 6: cout<<"及格"; break;<br>
case 5:<br>
case 4:<br>
case 3:<br>
case 2:<br>
case 1:<br>
case 0: cout<<"不及格"; break;<br>
default :cout<<"输入错误\n"; break; //break可省略<br>
}<br>
}</font></p>
</blockquote>
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