c++高手来帮忙!
1/a=1/b+1/c\u7528a\u3001b\u7684\u4ee3\u6570\u5f0f\u6765\u8868\u793ac\u539f\u5b50\u534a\u5f84\u548c\u5316\u5408\u4ef7\u90fd\u53ef\u4ee5\u770b\u51fa\u6765
通过ascall码来，65～90号为26个大写英文字母，用Z-A+1，就是26，然后传成INT值#include<iostream>
using namespce std;
int main()
{
char x;int y;
cin>>x;
y=x-64;
cout<<y<<endl;
return 0;
}
printf ("%d\n" , a - 64);
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